| Insideraktier | 7 389 585 shares |
Insider Sentiment Score
Insider sentiment score hittar de företag som köps av foretagsinsynspersoner.
Det är resultatet av en sofistikerad, kvantitativ multifaktormodell som identifierar företag med de högsta nivåerna av insiderackumulation. Poängmodellen använder en kombination av nettoantalet insiders som köpt de föregående 90 dagarna, det totala antalet aktier som köpts i procent av aktiekapitalet och det totala antalet aktier som ägs av insiders. Siffran sträcker sig från 0 till 100, med högre siffror som indikerar en högre nivå av ackumulering för sina kamrater, och 50 är genomsnittet.
Uppdateringsfrekvens: Dagligen
Se Insiders Top Picks, som ger en lista över företag med högsta insiderackumulation.
Office Sentiment Score
Officersentiment Score hittar företag som köps av Corporate Officers.
Per definition Corporate Officers är Corporate Insiders, men till skillnad från vissa av de andra Insiders (10 % aktieägare och styrelseledamöter), arbetar ämbetsmän för företaget dagligen och de använder sina egna pengar när de handlar . (10 % aktieägare och styrelseledamöter är ofta fondförvaltare som förvaltar andras pengar.) Som sådan är insideraffärer som görs av tjänstemän mycket mer betydelsefulla och bör behandlas på lämpligt sätt.
Liksom Insider Sentiment Score är Officer Sentiment Score resultatet av en sofistikerad, kvantitativ multifaktormodell som identifierar företag med de högsta nivåerna av officersackumulering.
Uppdateringsfrekvens: Dagligen
Se insiderns bästa val, vilket ger en lista över företag med högsta insider sentiment.
Viktiga insidernyckeltal
Denna kort visar hur företaget rankas längs olika insidernyckeltal. Procenttilrankningen visar hur detta företag jämförs med andra företag på USA-marknaden. Högre rankingar indikerar bättre situationer.
Till exempel anses det allmänt att insiderköp är en positiv indikator, så företag med mer insiderköp skulle rankas högre än företag med mindre insiderköp (eller til och med insiderförsäljning).
Nettoantalet insiders som köper (rankning)
Nettoantalet insiders som köper är den totala mängden insiders som säljer minus det totala antalet insiders som säljer under de senaste 90 dagarna. Percentilrankningen visas här (intervall från 0 till 100%).
Procent av flytande köpta av insiders (ranking)
Procentandelen av aktier köpta av insiders är det totala antalet aktier som köpts av insiders minus det totala antalet aktier som sålts av insiders under de senaste 90 dagarna, dividerat med det totala antalet aktier och multiplicerat med 100.
Insiderhandelsdiagram
Altair Engineering Inc. insideraffärer visas i följande diagram. Insiders är tjänstemän, styrelseledamöter eller betydande investerare i ett företag. I allmänhet är det i allmänhet olagligt för insiders att göra affärer i sina företag baserat på väsentlig, icke-offentlig information. Detta betyder inte att det är olagligt för dem att göra några affärer i sina egna företag. De måste dock rapportera alla affärer till SEC via ett formulär 4.
Insiderlista och lönsamhetsstatistik
Den här tabellen visar listan över kända insiders och genereras automatiskt från anmälningar som avslöjas till SEC. Förutom namnen, den senaste titeln och direktören, tjänstemannen eller ägarbeteckningen på 10 %, tillhandahåller vi de senaste avslöjade innehaven. Dessutom, när det är möjligt tillhandahåller vi insiderns historiska handelsresultat. Det historiska handelsresultatet är ett vägt genomsnitt av resultatet för faktiska köptransaktioner på den öppna marknaden som insidern gjort. För mer information om hur detta beräknas, titta på detta YouTube-webinarium.
See our leaderboard of most profitable insider traders.
| Insider | Genomsnitt vinst (%) | Aktier Ägda |
Delad Justerad |
|---|
Report errors via our new Insider Auditing Tool
Track Records av insiderköp - Kortsiktig vinstanalys
I denna sektion analyserar vi lönsamheten för varje oplanerat, öppet-marknads insiderköp gjorda i ALTR / Altair Engineering Inc.. Denna analys hjälper till att förstå om insidern konsekvent genererar onormala avkastningar och är värd att följa. Denna analys är för ett år efter varje handel, och resultaten är teoretiska .
Tabellen nedan visar de senaste köpen på öppna marknaden som inte var en del av en automatisk handelsplan.
| Handelsdatum | Insider | Rapporterade aktier |
Rapporterat pris |
Justerade aktier |
Justerat pris |
Kostnadsbasis | Dagar til Max |
Pris vid Max |
Maximal vinst ($) |
Maximal avkastning (%) |
|---|---|---|---|---|---|---|---|
| Det finns inga kända oplanerade öppna marknadstransaktioner för denna insynsperson |
Justeringar av aktierär de justerade aktierna efter justerat pris. Justeringar av aktierär de justerade aktierna efter uppdelning.
Track Records av insiderförsäljning - Kortsiktig förlustanalys
I denna sektion analyserar vi lönsamheten för varje oplanerat, öppet-marknads insiderköp gjorda i ALTR / Altair Engineering Inc.. Denna analys hjälper till att förstå om insidern konsekvent genererar onormala avkastningar och är värd att följa. Denna analys är för ett år efter varje handel, och resultaten är teoretiska .
Tabellen nedan visar de senaste försäljningarna på öppna marknaden som inte var en del av en automatisk handelsplan.
Justeringar av aktierär de justerade aktierna efter justerat pris. Justeringar av aktierär de justerade aktierna efter uppdelning.
Transaktionshistorik
Klicka på länkikonen för att se hela transaktionshistoriken. Transaktioner som rapporteras som en del av en automatisk handelsplan 10b5-1 kommer att ha ett X i kolumnen markerad 10b-5.
| Fil datum |
Handel datum |
Schema | Insider | Ticker | Värdepappertitel | Kod | Direkta | Utövningspris | Enhet pris |
Enheter ändrad |
Värde ändrad (1K) |
Kvarvarande Optioner |
Kvarvarande Aktier |
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-03-26 | 2025-03-26 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 113,0000 | −55 411 | −6 261 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Christ George J By GC Investments | ALTR | Class A Common Stock | I | 113,0000 | −300 000 | −33 900 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Christ George J By The Lauren Christ Irrevocable Trust Dated May 8, 2015 | ALTR | Class A Common Stock | I | 113,0000 | −187 475 | −21 185 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Christ George J By The Dana Christ Irrevocable Trust Dated May 8, 2015 | ALTR | Class A Common Stock | I | 113,0000 | −187 475 | −21 185 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Anderson James Francis | ALTR | Class A Common Stock | D | 113,0000 | −15 229 | −1 721 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 113,0000 | −300 000 | −33 900 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Ayyar Shekar G | ALTR | Class A Common Stock | D | 113,0000 | −11 312 | −1 278 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Boyce Mary Cunningham | ALTR | Class A Common Stock | D | 113,0000 | −31 242 | −3 530 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Earhart Stephen P | ALTR | Class A Common Stock | D | 113,0000 | −65 242 | −7 372 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 113,0000 | −7 588 | −857 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 113,0000 | −31 352 | −3 543 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Carter Sandra Ann | ALTR | Class A Common Stock | D | 113,0000 | −13 389 | −1 513 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 113,0000 | −66 125 | −7 472 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 113,0000 | −22 980 | −2 597 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 113,0000 | −22 097 | −2 497 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Kunju Ravi | ALTR | Class A Common Stock | D | 113,0000 | −34 388 | −3 886 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 113,0000 | −1 184 | −134 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 113,0000 | −190 505 | −21 527 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 113,0000 | −5 462 | −617 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 113,0000 | −18 092 | −2 044 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 113,0000 | −31 112 | −3 516 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 113,0000 | −18 008 | −2 035 | 0 | ||||
| 2025-03-26 | 2025-03-26 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 113,0000 | −49 875 | −5 636 | 0 | ||||
| 2025-03-21 | 2025-03-17 | 4 | Kunju Ravi | ALTR | Common Stock | D | 111,3000 | −229 | −25 | 34 388 | ||||
| 2025-03-19 | 2025-03-17 | 4/A | Saravia Gilma | ALTR | Class A Common Stock | D | 111,3000 | −425 | −47 | 22 097 | ||||
| 2025-03-19 | 2025-03-17 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 111,3000 | −9 | −1 | 1 184 | ||||
| 2025-03-19 | 2025-03-17 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 111,3000 | −90 | −10 | 5 462 | ||||
| 2025-03-19 | 2025-03-17 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 111,3000 | −1 671 | −186 | 55 411 | ||||
| 2025-03-19 | 2025-03-17 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 111,3000 | −403 | −45 | 31 112 | ||||
| 2025-03-19 | 2025-03-17 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 111,3000 | −182 | −20 | 18 008 | ||||
| 2025-03-19 | 2025-03-17 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 111,3000 | −47 | −5 | 7 588 | ||||
| 2025-03-19 | 2025-03-17 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 111,3000 | −416 | −46 | 22 980 | ||||
| 2025-03-19 | 2025-03-18 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 111,3000 | −425 | −47 | 22 097 | ||||
| 2025-03-06 | 2025-03-06 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | −2 527 | 66 125 | ||||||
| 2025-03-06 | 2025-03-06 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 111,0750 | −450 | −50 | 18 092 | ||||
| 2025-03-05 | 2025-03-03 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 111,4500 | −255 | −28 | 23 396 | ||||
| 2025-03-05 | 2025-03-03 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 111,4500 | −197 | −22 | 5 552 | ||||
| 2025-03-05 | 2025-03-03 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 111,4500 | −184 | −21 | 18 190 | ||||
| 2025-03-05 | 2025-03-03 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 111,4500 | −491 | −55 | 57 082 | ||||
| 2025-03-05 | 2025-03-03 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 111,4500 | −240 | −27 | 31 515 | ||||
| 2025-03-05 | 2025-03-03 | 4 | Kunju Ravi | ALTR | Common Stock | D | 111,4500 | −121 | −13 | 34 617 | ||||
| 2025-03-05 | 2025-03-03 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 111,4500 | −264 | −29 | 22 522 | ||||
| 2025-03-05 | 2025-03-03 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 111,4500 | −742 | −83 | 68 652 | ||||
| 2025-03-05 | 2025-03-03 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 111,4500 | −62 | −7 | 7 635 | ||||
| 2025-03-05 | 2025-02-12 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 323 | 7 697 | ||||||
| 2025-02-27 | 2025-02-26 | 4 | Kunju Ravi | ALTR | Common Stock | D | 111,5300 | −120 | −13 | 34 738 | ||||
| 2025-02-27 | 2025-02-26 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 111,5300 | −373 | −42 | 57 573 | ||||
| 2025-02-27 | 2025-02-26 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 111,5300 | −188 | −21 | 31 755 | ||||
| 2025-02-27 | 2025-02-26 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 111,5300 | −3 811 | −425 | 69 394 | ||||
| 2025-02-27 | 2025-02-26 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 111,5300 | −243 | −27 | 22 786 | ||||
| 2025-02-27 | 2025-02-26 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 111,5300 | −137 | −15 | 18 374 | ||||
| 2025-02-27 | 2025-02-26 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 111,5300 | −235 | −26 | 23 651 | ||||
| 2025-02-27 | 2025-02-25 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 111,6135 | −2 700 | −301 | 18 542 | ||||
| 2025-02-14 | 2025-02-12 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 5 607 | 23 886 | ||||||
| 2025-02-14 | 2025-02-12 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 9 923 | 31 352 | ||||||
| 2025-02-14 | 2025-02-12 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 72 555 | 190 505 | ||||||
| 2025-02-14 | 2025-02-12 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 17 613 | 73 205 | ||||||
| 2025-02-14 | 2025-02-12 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 9 509 | 57 946 | ||||||
| 2025-02-14 | 2025-02-12 | 4 | Kunju Ravi | ALTR | Common Stock | D | 4 280 | 34 858 | ||||||
| 2025-02-14 | 2025-02-12 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 11 059 | 49 875 | ||||||
| 2025-02-14 | 2025-02-12 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 5 457 | 31 943 | ||||||
| 2025-02-14 | 2025-02-12 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 5 793 | 23 029 | ||||||
| 2025-02-14 | 2025-02-12 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 1 798 | 18 511 | ||||||
| 2025-02-14 | 2025-02-12 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 996 | 5 749 | ||||||
| 2025-01-16 | 2025-01-14 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 82,4200 | 73 | 6 | 55 592 | ||||
| 2025-01-16 | 2025-01-14 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 82,4200 | 73 | 6 | 7 374 | ||||
| 2025-01-16 | 2025-01-14 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 82,4200 | 73 | 6 | 16 713 | ||||
| 2025-01-16 | 2025-01-14 | 4 | Kunju Ravi | ALTR | Common Stock | D | 82,4200 | 73 | 6 | 30 578 | ||||
| 2025-01-16 | 2025-01-14 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 82,4200 | 73 | 6 | 26 486 | ||||
| 2025-01-16 | 2025-01-14 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 82,4200 | 73 | 6 | 4 753 | ||||
| 2025-01-16 | 2025-01-14 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 82,4200 | 55 | 5 | 18 279 | ||||
| 2025-01-16 | 2025-01-14 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 82,4200 | 73 | 6 | 17 236 | ||||
| 2025-01-16 | 2025-01-14 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 82,4200 | 73 | 6 | 38 816 | ||||
| 2024-12-26 | 2024-12-23 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 108,9000 | −1 048 | −114 | 55 519 | ||||
| 2024-12-17 | 2024-12-16 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 1 800 | 21 429 | ||||||
| 2024-12-17 | 2024-01-12 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 63,9200 | 94 | 6 | 7 301 | ||||
| 2024-12-11 | 2024-12-10 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 106,2258 | −22 500 | −2 390 | 48 437 | ||||
| 2024-12-11 | 2024-12-10 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 22 500 | 70 937 | ||||||
| 2024-12-05 | 2024-12-03 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 105,6500 | −1 298 | −137 | 38 743 | ||||
| 2024-12-05 | 2024-12-03 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 105,6500 | −16 095 | −1 700 | 117 950 | ||||
| 2024-12-02 | 2024-11-29 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 105,6904 | −6 500 | −687 | 0 | ||||
| 2024-12-02 | 2024-11-29 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 105,6904 | −6 500 | −687 | 0 | ||||
| 2024-12-02 | 2024-11-29 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-12-02 | 2024-11-29 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-12-02 | 2024-11-29 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 105,6904 | −6 500 | −687 | 0 | ||||
| 2024-12-02 | 2024-11-29 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-12-02 | 2024-11-29 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 105,6904 | −6 500 | −687 | 0 | ||||
| 2024-12-02 | 2024-11-29 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-11-27 | 2024-11-26 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 105,7964 | −119 | −13 | 40 041 | ||||
| 2024-11-27 | 2024-11-26 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 6 000 | 40 160 | ||||||
| 2024-11-25 | 2024-11-22 | 4 | Kunju Ravi | ALTR | Common Stock | D | 200 | 30 505 | ||||||
| 2024-11-12 | 2024-11-11 | 4 | Kunju Ravi | ALTR | Common Stock | D | 103,6500 | −360 | −37 | 30 305 | ||||
| 2024-11-07 | 2024-11-05 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 104,1000 | −1 824 | −190 | 4 680 | ||||
| 2024-11-07 | 2024-11-05 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 438 | 6 504 | ||||||
| 2024-11-07 | 2024-11-05 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 438 | 6 504 | ||||||
| 2024-11-07 | 2024-11-05 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 948 | 5 628 | ||||||
| 2024-11-06 | 2024-11-05 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 104,1000 | −620 | −65 | 21 242 | ||||
| 2024-11-06 | 2024-11-05 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 620 | 21 862 | ||||||
| 2024-10-29 | 2024-10-28 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 103,8409 | −296 | −31 | 0 | ||||
| 2024-10-29 | 2024-10-28 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 103,1924 | −2 522 | −260 | 296 | ||||
| 2024-10-29 | 2024-10-28 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 103,1924 | −2 522 | −260 | 296 | ||||
| 2024-10-29 | 2024-10-28 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 102,0806 | −3 682 | −376 | 2 818 | ||||
| 2024-10-29 | 2024-10-28 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-10-29 | 2024-10-28 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 103,8409 | −295 | −31 | 0 | ||||
| 2024-10-29 | 2024-10-28 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 102,0806 | −3 683 | −376 | 2 817 | ||||
| 2024-10-29 | 2024-10-28 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-10-29 | 2024-10-28 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 103,8409 | −296 | −31 | 0 | ||||
| 2024-10-29 | 2024-10-28 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 103,1924 | −2 522 | −260 | 296 | ||||
| 2024-10-29 | 2024-10-28 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 102,0806 | −3 682 | −376 | 2 818 | ||||
| 2024-10-29 | 2024-10-28 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-10-29 | 2024-10-28 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 103,8409 | −295 | −31 | 0 | ||||
| 2024-10-29 | 2024-10-28 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 103,1924 | −2 522 | −260 | 295 | ||||
| 2024-10-29 | 2024-10-28 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 102,0806 | −3 683 | −376 | 2 817 | ||||
| 2024-10-29 | 2024-10-28 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-10-25 | 2024-10-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 109,1316 | −999 | −109 | 0 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 108,2923 | −3 601 | −390 | 999 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 107,0794 | −69 096 | −7 399 | 4 600 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 106,5022 | −14 545 | −1 549 | 73 696 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 104,4948 | −1 724 | −180 | 88 241 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 103,0218 | −7 040 | −725 | 89 965 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 101,9199 | −2 995 | −305 | 97 005 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 109,1316 | −999 | −109 | 0 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 108,2923 | −3 601 | −390 | 999 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 107,0794 | −69 096 | −7 399 | 4 600 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 106,5022 | −14 545 | −1 549 | 73 696 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 104,4948 | −1 724 | −180 | 88 241 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 103,0218 | −7 040 | −725 | 89 965 | ||||
| 2024-10-25 | 2024-10-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 101,9199 | −2 995 | −305 | 97 005 | ||||
| 2024-10-15 | 2024-10-14 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 95,3144 | −2 176 | −207 | 300 000 | ||||
| 2024-10-15 | 2024-10-11 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 96,1469 | −3 715 | −357 | 302 176 | ||||
| 2024-10-15 | 2024-10-11 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 95,1960 | −94 109 | −8 959 | 305 891 | ||||
| 2024-10-15 | 2024-10-14 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 95,3144 | −2 176 | −207 | 300 000 | ||||
| 2024-10-15 | 2024-10-11 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 96,1469 | −3 715 | −357 | 302 176 | ||||
| 2024-10-15 | 2024-10-11 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 95,1960 | −94 109 | −8 959 | 305 891 | ||||
| 2024-10-10 | 2024-10-09 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 96,2158 | −28 878 | −2 779 | 100 000 | ||||
| 2024-10-10 | 2024-10-09 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 95,0520 | −21 074 | −2 003 | 128 878 | ||||
| 2024-10-10 | 2024-10-09 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 96,2158 | −28 878 | −2 779 | 100 000 | ||||
| 2024-10-10 | 2024-10-09 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 95,0520 | −21 074 | −2 003 | 128 878 | ||||
| 2024-10-01 | 2024-10-01 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 95,1200 | −620 | −59 | 21 242 | ||||
| 2024-10-01 | 2024-10-01 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 620 | 21 862 | ||||||
| 2024-10-01 | 2024-09-30 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 95,5470 | −928 | −89 | 0 | ||||
| 2024-10-01 | 2024-09-30 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 95,5470 | −928 | −89 | 0 | ||||
| 2024-10-01 | 2024-09-30 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 95,0289 | −5 572 | −530 | 928 | ||||
| 2024-10-01 | 2024-09-30 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 95,0289 | −5 572 | −530 | 928 | ||||
| 2024-10-01 | 2024-09-30 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-10-01 | 2024-09-30 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-10-01 | 2024-09-30 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 95,5470 | −928 | −89 | 0 | ||||
| 2024-10-01 | 2024-09-30 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 95,0289 | −5 572 | −530 | 928 | ||||
| 2024-10-01 | 2024-09-30 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-10-01 | 2024-09-30 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 95,5470 | −928 | −89 | 0 | ||||
| 2024-10-01 | 2024-09-30 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 95,0289 | −5 572 | −530 | 928 | ||||
| 2024-10-01 | 2024-09-30 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-09-30 | 2024-09-27 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 95,0732 | −50 048 | −4 758 | 149 952 | ||||
| 2024-09-30 | 2024-09-27 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 95,0732 | −50 048 | −4 758 | 149 952 | ||||
| 2024-09-04 | 2024-09-03 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 89,7000 | −620 | −56 | 21 242 | ||||
| 2024-09-04 | 2024-09-03 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 620 | 21 862 | ||||||
| 2024-08-29 | 2024-08-28 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 89,5327 | −1 490 | −133 | 0 | ||||
| 2024-08-29 | 2024-08-28 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 88,8893 | −5 010 | −445 | 1 490 | ||||
| 2024-08-29 | 2024-08-28 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-08-29 | 2024-08-28 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 89,5327 | −1 490 | −133 | 0 | ||||
| 2024-08-29 | 2024-08-28 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 88,8893 | −5 010 | −445 | 1 490 | ||||
| 2024-08-29 | 2024-08-28 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-08-29 | 2024-08-28 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-08-29 | 2024-08-28 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 89,5327 | −1 490 | −133 | 0 | ||||
| 2024-08-29 | 2024-08-28 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 88,8893 | −5 010 | −445 | 1 490 | ||||
| 2024-08-29 | 2024-08-28 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 89,5327 | −1 490 | −133 | 0 | ||||
| 2024-08-29 | 2024-08-28 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 88,8893 | −5 010 | −445 | 1 490 | ||||
| 2024-08-29 | 2024-08-28 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-08-06 | 2024-08-06 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 82,5700 | −620 | −51 | 21 242 | ||||
| 2024-08-06 | 2024-08-06 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 620 | 21 862 | ||||||
| 2024-07-30 | 2024-07-29 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 88,5966 | −1 484 | −131 | 0 | ||||
| 2024-07-30 | 2024-07-29 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 87,9646 | −5 016 | −441 | 1 484 | ||||
| 2024-07-30 | 2024-07-29 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-07-30 | 2024-07-29 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-07-30 | 2024-07-29 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 88,5966 | −1 483 | −131 | 0 | ||||
| 2024-07-30 | 2024-07-29 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 87,9646 | −5 017 | −441 | 1 483 | ||||
| 2024-07-30 | 2024-07-29 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 88,5966 | −1 484 | −131 | 0 | ||||
| 2024-07-30 | 2024-07-29 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 87,9646 | −5 016 | −441 | 1 484 | ||||
| 2024-07-30 | 2024-07-29 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-07-30 | 2024-07-29 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 88,5966 | −1 483 | −131 | 0 | ||||
| 2024-07-30 | 2024-07-29 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 87,9646 | −5 017 | −441 | 1 483 | ||||
| 2024-07-30 | 2024-07-29 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-07-16 | 2024-07-12 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 71,6800 | 83 | 6 | 7 207 | ||||
| 2024-07-16 | 2024-07-12 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 71,6800 | 83 | 6 | 56 567 | ||||
| 2024-07-16 | 2024-07-12 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 71,6800 | 83 | 6 | 16 640 | ||||
| 2024-07-16 | 2024-07-12 | 4 | Kunju Ravi | ALTR | Common Stock | D | 71,6800 | 83 | 6 | 30 665 | ||||
| 2024-07-16 | 2024-07-12 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 71,6800 | 83 | 6 | 26 413 | ||||
| 2024-07-16 | 2024-07-12 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 71,6800 | 83 | 6 | 4 680 | ||||
| 2024-07-16 | 2024-07-12 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 71,6800 | 83 | 6 | 18 224 | ||||
| 2024-07-16 | 2024-07-12 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 71,6800 | 83 | 6 | 17 163 | ||||
| 2024-07-16 | 2024-07-12 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 71,6800 | 83 | 6 | 34 160 | ||||
| 2024-07-10 | 2024-07-09 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 97,7300 | −620 | −61 | 21 242 | ||||
| 2024-07-10 | 2024-07-09 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 620 | 21 862 | ||||||
| 2024-07-01 | 2024-06-28 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 99,5661 | −900 | −90 | 0 | ||||
| 2024-07-01 | 2024-06-28 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 99,5661 | −900 | −90 | 0 | ||||
| 2024-07-01 | 2024-06-28 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 98,6738 | −1 762 | −174 | 900 | ||||
| 2024-07-01 | 2024-06-28 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 97,7684 | −3 838 | −375 | 2 662 | ||||
| 2024-07-01 | 2024-06-28 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-07-01 | 2024-06-28 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-07-01 | 2024-06-28 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 98,6738 | −1 761 | −174 | 900 | ||||
| 2024-07-01 | 2024-06-28 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 97,7684 | −3 839 | −375 | 2 661 | ||||
| 2024-07-01 | 2024-06-28 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 99,5661 | −900 | −90 | 0 | ||||
| 2024-07-01 | 2024-06-28 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 98,6738 | −1 762 | −174 | 900 | ||||
| 2024-07-01 | 2024-06-28 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 97,7684 | −3 838 | −375 | 2 662 | ||||
| 2024-07-01 | 2024-06-28 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-07-01 | 2024-06-28 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 99,5661 | −900 | −90 | 0 | ||||
| 2024-07-01 | 2024-06-28 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 98,6738 | −1 761 | −174 | 900 | ||||
| 2024-07-01 | 2024-06-28 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 97,7684 | −3 839 | −375 | 2 661 | ||||
| 2024-07-01 | 2024-06-28 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-06-28 | 2024-06-27 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 99,1866 | −25 529 | −2 532 | 200 000 | ||||
| 2024-06-28 | 2024-06-27 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 98,1254 | −74 471 | −7 307 | 225 529 | ||||
| 2024-06-28 | 2024-06-27 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 99,1866 | −25 529 | −2 532 | 200 000 | ||||
| 2024-06-28 | 2024-06-27 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 98,1254 | −74 471 | −7 307 | 225 529 | ||||
| 2024-06-20 | 2024-05-10 | 4/A | Maitra Raoul | ALTR | Class A Common Stock | D | 85,7500 | −962 | −82 | 27 360 | ||||
| 2024-06-18 | 2024-06-17 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 300 000 | 400 000 | ||||||
| 2024-06-18 | 2024-06-17 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 300 000 | 400 000 | ||||||
| 2024-06-18 | 2024-06-17 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 300 000 | 300 000 | ||||||
| 2024-06-18 | 2024-06-17 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 300 000 | 400 000 | ||||||
| 2024-06-18 | 2024-06-14 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 96,3100 | −1 030 | −99 | 26 230 | ||||
| 2024-06-14 | 2024-06-13 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 96,5704 | −1 866 | −180 | 16 557 | ||||
| 2024-06-13 | 2024-06-12 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 97,5854 | −23 616 | −2 305 | 100 000 | ||||
| 2024-06-13 | 2024-06-12 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 97,1172 | −76 384 | −7 418 | 123 616 | ||||
| 2024-06-13 | 2024-06-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 92,7746 | −51 304 | −4 760 | 0 | ||||
| 2024-06-13 | 2024-06-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 92,1911 | −48 696 | −4 489 | 51 304 | ||||
| 2024-06-13 | 2024-06-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 92,7746 | −51 304 | −4 760 | 0 | ||||
| 2024-06-13 | 2024-06-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 92,1911 | −48 696 | −4 489 | 51 304 | ||||
| 2024-06-13 | 2024-06-12 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 97,5854 | −23 616 | −2 305 | 100 000 | ||||
| 2024-06-13 | 2024-06-12 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 97,1172 | −76 384 | −7 418 | 123 616 | ||||
| 2024-06-11 | 2024-06-10 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 94,1850 | −100 | −9 | 0 | ||||
| 2024-06-11 | 2024-06-10 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 93,2760 | −4 950 | −462 | 100 | ||||
| 2024-06-11 | 2024-06-10 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 92,7135 | −1 450 | −134 | 5 050 | ||||
| 2024-06-11 | 2024-06-10 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-06-11 | 2024-06-10 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 94,1850 | −100 | −9 | 0 | ||||
| 2024-06-11 | 2024-06-10 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 94,1850 | −100 | −9 | 0 | ||||
| 2024-06-11 | 2024-06-10 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 93,2760 | −4 950 | −462 | 100 | ||||
| 2024-06-11 | 2024-06-10 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 93,2760 | −4 950 | −462 | 100 | ||||
| 2024-06-11 | 2024-06-10 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 92,7135 | −1 450 | −134 | 5 050 | ||||
| 2024-06-11 | 2024-06-10 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 92,7135 | −1 450 | −134 | 5 050 | ||||
| 2024-06-11 | 2024-06-10 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-06-11 | 2024-06-10 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 6 500 | 6 500 | ||||||
| 2024-06-11 | 2024-06-10 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 94,1850 | −100 | −9 | 0 | ||||
| 2024-06-11 | 2024-06-10 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 93,2760 | −4 950 | −462 | 100 | ||||
| 2024-06-11 | 2024-06-10 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 92,7135 | −1 450 | −134 | 5 050 | ||||
| 2024-06-11 | 2024-06-10 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 6 500 | 6 500 | ||||||
| 2024-06-05 | 2024-06-05 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 89,0058 | −2 479 | −221 | 34 077 | ||||
| 2024-06-05 | 2024-06-04 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 85,9500 | −620 | −53 | 21 242 | ||||
| 2024-06-05 | 2024-06-04 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 620 | 21 862 | ||||||
| 2024-05-23 | 2024-05-21 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 90,5088 | −19 852 | −1 797 | 18 141 | ||||
| 2024-05-23 | 2024-05-21 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 1 563 | 37 993 | ||||||
| 2024-05-23 | 2024-05-21 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 1 424 | 36 430 | ||||||
| 2024-05-23 | 2024-05-21 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 16 865 | 35 006 | ||||||
| 2024-05-22 | 2024-05-21 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 90,8614 | −1 296 | −118 | 200 000 | ||||
| 2024-05-22 | 2024-05-20 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 92,1967 | −15 658 | −1 444 | 201 296 | ||||
| 2024-05-22 | 2024-05-20 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 91,4905 | −33 046 | −3 023 | 216 954 | ||||
| 2024-05-22 | 2024-05-21 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 90,8614 | −1 296 | −118 | 200 000 | ||||
| 2024-05-22 | 2024-05-20 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 92,1967 | −15 658 | −1 444 | 201 296 | ||||
| 2024-05-22 | 2024-05-20 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 91,4905 | −33 046 | −3 023 | 216 954 | ||||
| 2024-05-20 | 2024-05-17 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 91,0800 | −1 684 | −153 | 17 080 | ||||
| 2024-05-20 | 2024-05-17 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 90,1020 | −773 | −70 | 18 423 | ||||
| 2024-05-20 | 2024-05-17 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 91,1552 | −2 200 | −201 | 250 000 | ||||
| 2024-05-20 | 2024-05-17 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 90,3231 | −47 800 | −4 317 | 252 200 | ||||
| 2024-05-20 | 2024-05-17 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 91,1552 | −2 200 | −201 | 250 000 | ||||
| 2024-05-20 | 2024-05-17 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 90,3231 | −47 800 | −4 317 | 252 200 | ||||
| 2024-05-15 | 2024-05-14 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 85,7364 | −12 000 | −1 029 | 4 597 | ||||
| 2024-05-15 | 2024-05-14 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 12 000 | 16 597 | ||||||
| 2024-05-15 | 2024-05-13 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 85,7700 | −43 | −4 | 4 597 | ||||
| 2024-05-14 | 2024-05-10 | 4 | Kunju Ravi | ALTR | Common Stock | D | 85,3208 | −1 095 | −93 | 30 582 | ||||
| 2024-05-14 | 2024-05-10 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 85,7500 | −1 062 | −91 | 27 260 | ||||
| 2024-05-14 | 2024-05-10 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 85,6600 | −254 | −22 | 28 322 | ||||
| 2024-05-10 | 2024-05-08 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 2 347 | 21 242 | ||||||
| 2024-05-10 | 2024-05-08 | 4 | Earhart Stephen P | ALTR | Class A Common Stock | D | 2 347 | 65 242 | ||||||
| 2024-05-10 | 2024-05-08 | 4 | Carter Sandra Ann | ALTR | Class A Common Stock | D | 2 347 | 13 389 | ||||||
| 2024-05-10 | 2024-05-08 | 4 | Boyce Mary Cunningham | ALTR | Class A Common Stock | D | 2 347 | 31 242 | ||||||
| 2024-05-10 | 2024-05-08 | 4 | Ayyar Shekar G | ALTR | Class A Common Stock | D | 2 347 | 11 312 | ||||||
| 2024-05-10 | 2024-05-08 | 4 | Anderson James Francis | ALTR | Class A Common Stock | D | 2 347 | 15 229 | ||||||
| 2024-05-10 | 2024-05-08 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 84,3800 | −23 | −2 | 4 640 | ||||
| 2024-05-10 | 2024-05-08 | 4 | Kunju Ravi | ALTR | Common Stock | D | 84,3800 | −25 | −2 | 31 677 | ||||
| 2024-05-10 | 2024-05-08 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 84,3792 | −153 | −13 | 28 576 | ||||
| 2024-05-10 | 2024-05-08 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 84,3792 | −285 | −24 | 48 437 | ||||
| 2024-05-10 | 2024-05-08 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 84,3769 | −153 | −13 | 18 764 | ||||
| 2024-05-10 | 2024-05-08 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 84,3792 | −153 | −13 | 18 141 | ||||
| 2024-05-10 | 2024-05-08 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 84,3764 | −173 | −15 | 19 196 | ||||
| 2024-05-10 | 2024-05-08 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 84,3792 | −153 | −13 | 36 556 | ||||
| 2024-05-10 | 2024-05-08 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 84,3800 | −9 | −1 | 1 193 | ||||
| 2024-05-10 | 2024-05-08 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 84,3736 | −5 560 | −469 | 134 045 | ||||
| 2024-05-09 | 2024-05-08 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 85,7092 | −1 220 | −105 | 100 000 | ||||
| 2024-05-09 | 2024-05-08 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 85,1110 | −85 997 | −7 319 | 101 220 | ||||
| 2024-05-09 | 2024-05-08 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 85,7092 | −1 220 | −105 | 100 000 | ||||
| 2024-05-09 | 2024-05-08 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 85,1110 | −85 997 | −7 319 | 101 220 | ||||
| 2024-05-08 | 2024-05-07 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 82,8900 | −620 | −51 | 18 895 | ||||
| 2024-05-08 | 2024-05-07 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 620 | 19 515 | ||||||
| 2024-04-11 | 2024-04-09 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 86,5730 | −638 | −55 | 187 217 | ||||
| 2024-04-11 | 2024-04-09 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 85,8086 | −12 145 | −1 042 | 187 855 | ||||
| 2024-04-11 | 2024-04-09 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 86,5730 | −638 | −55 | 187 217 | ||||
| 2024-04-11 | 2024-04-09 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 85,8086 | −12 145 | −1 042 | 187 855 | ||||
| 2024-04-03 | 2024-04-02 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 84,0000 | −620 | −52 | 18 895 | ||||
| 2024-04-03 | 2024-04-02 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 620 | 19 515 | ||||||
| 2024-04-01 | 2024-03-28 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 85,9866 | −83 336 | −7 166 | 200 000 | ||||
| 2024-04-01 | 2024-03-28 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 85,9866 | −83 336 | −7 166 | 200 000 | ||||
| 2024-03-28 | 2024-03-26 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 85,4226 | −3 904 | −333 | 283 336 | ||||
| 2024-03-28 | 2024-03-26 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 85,4226 | −3 904 | −333 | 283 336 | ||||
| 2024-03-26 | 2024-03-22 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 87,0356 | −6 757 | −588 | 287 240 | ||||
| 2024-03-26 | 2024-03-22 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 86,3365 | −6 003 | −518 | 293 997 | ||||
| 2024-03-26 | 2024-03-22 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 87,0356 | −6 757 | −588 | 287 240 | ||||
| 2024-03-26 | 2024-03-22 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 86,3365 | −6 003 | −518 | 293 997 | ||||
| 2024-03-25 | 2024-02-23 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 300 000 | 300 000 | ||||||
| 2024-03-25 | 2024-02-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 300 000 | 300 000 | ||||||
| 2024-03-25 | 2024-02-23 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 300 000 | 300 000 | ||||||
| 2024-03-25 | 2024-02-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 300 000 | 300 000 | ||||||
| 2024-03-19 | 2024-03-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 80,8396 | −4 500 | −364 | 0 | ||||
| 2024-03-19 | 2024-03-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 80,8396 | −4 500 | −364 | 0 | ||||
| 2024-03-19 | 2024-03-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 79,8677 | −500 | −40 | 4 500 | ||||
| 2024-03-19 | 2024-03-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 79,8677 | −500 | −40 | 4 500 | ||||
| 2024-03-19 | 2024-03-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2024-03-19 | 2024-03-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2024-03-19 | 2024-03-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 80,8396 | −4 500 | −364 | 0 | ||||
| 2024-03-19 | 2024-03-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 79,8677 | −500 | −40 | 4 500 | ||||
| 2024-03-19 | 2024-03-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2024-03-19 | 2024-03-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 80,8396 | −4 500 | −364 | 0 | ||||
| 2024-03-19 | 2024-03-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 79,8677 | −500 | −40 | 4 500 | ||||
| 2024-03-19 | 2024-03-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2024-03-19 | 2024-03-15 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 3 808 | 18 917 | ||||||
| 2024-03-19 | 2024-03-15 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 3 683 | 18 294 | ||||||
| 2024-03-19 | 2024-03-15 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 3 500 | 28 729 | ||||||
| 2024-03-19 | 2024-03-15 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 6 250 | 36 709 | ||||||
| 2024-03-19 | 2024-03-15 | 4 | Kunju Ravi | ALTR | Common Stock | D | 2 667 | 31 702 | ||||||
| 2024-03-19 | 2024-03-15 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 446 | 7 124 | ||||||
| 2024-03-19 | 2024-03-15 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 5 625 | 19 629 | ||||||
| 2024-03-19 | 2024-03-15 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 8 625 | 56 484 | ||||||
| 2024-03-19 | 2024-03-15 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 41 000 | 139 605 | ||||||
| 2024-03-19 | 2024-03-15 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 15 375 | 48 722 | ||||||
| 2024-03-19 | 2024-03-17 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 729 | 4 663 | ||||||
| 2024-03-19 | 2024-03-17 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 1 281 | 19 369 | ||||||
| 2024-03-14 | 2024-03-13 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 81,6558 | −112 | −9 | 14 611 | ||||
| 2024-03-14 | 2024-03-13 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 81,6600 | −93 | −8 | 1 202 | ||||
| 2024-03-14 | 2024-03-13 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 81,6594 | −1 686 | −138 | 98 605 | ||||
| 2024-03-14 | 2024-03-13 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 81,6600 | −105 | −9 | 3 934 | ||||
| 2024-03-14 | 2024-03-13 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 81,6600 | −75 | −6 | 25 229 | ||||
| 2024-03-14 | 2024-03-13 | 4 | Kunju Ravi | ALTR | Common Stock | D | 81,6538 | −76 | −6 | 29 035 | ||||
| 2024-03-07 | 2024-03-06 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 83,0404 | −5 778 | −480 | 4 039 | ||||
| 2024-03-07 | 2024-03-06 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 5 778 | 9 817 | ||||||
| 2024-03-06 | 2024-03-04 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 85,3200 | −60 | −5 | 6 678 | ||||
| 2024-03-06 | 2024-03-04 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 85,3200 | −486 | −41 | 14 004 | ||||
| 2024-03-06 | 2024-03-05 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 85,0100 | −620 | −53 | 18 895 | ||||
| 2024-03-06 | 2024-03-05 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 620 | 19 515 | ||||||
| 2024-03-05 | 2024-03-04 | 4 | Kunju Ravi | ALTR | Common Stock | D | 85,3200 | −134 | −11 | 29 111 | ||||
| 2024-03-05 | 2024-03-04 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 85,3200 | −883 | −75 | 47 859 | ||||
| 2024-03-05 | 2024-03-04 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 85,3200 | −197 | −17 | 4 039 | ||||
| 2024-03-05 | 2024-03-04 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 85,3200 | −264 | −23 | 15 109 | ||||
| 2024-03-05 | 2024-03-04 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 85,3200 | −491 | −42 | 33 347 | ||||
| 2024-03-05 | 2024-03-04 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 85,3200 | −457 | −39 | 30 459 | ||||
| 2024-03-05 | 2024-03-04 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 85,3200 | −193 | −16 | 18 088 | ||||
| 2024-03-05 | 2024-03-04 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 85,3200 | −3 300 | −282 | 100 291 | ||||
| 2024-03-05 | 2024-03-04 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 85,3200 | −285 | −24 | 25 304 | ||||
| 2024-03-05 | 2024-03-04 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 85,3200 | −291 | −25 | 14 723 | ||||
| 2024-02-29 | 2024-02-28 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 83,6510 | −236 | −20 | 15 014 | ||||
| 2024-02-29 | 2024-02-28 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 83,6510 | −1 003 | −84 | 15 373 | ||||
| 2024-02-29 | 2024-02-28 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 83,6510 | −189 | −16 | 25 589 | ||||
| 2024-02-29 | 2024-02-28 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 83,6520 | −138 | −12 | 18 281 | ||||
| 2024-02-29 | 2024-02-28 | 4 | Kunju Ravi | ALTR | Common Stock | D | 83,6520 | −121 | −10 | 29 245 | ||||
| 2024-02-29 | 2024-02-28 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 83,6510 | −4 363 | −365 | 48 742 | ||||
| 2024-02-29 | 2024-02-28 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 83,6510 | −375 | −31 | 33 838 | ||||
| 2024-02-20 | 2024-02-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 91,3476 | −2 790 | −255 | 0 | ||||
| 2024-02-20 | 2024-02-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 90,7170 | −2 210 | −200 | 2 790 | ||||
| 2024-02-20 | 2024-02-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2024-02-20 | 2024-02-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2024-02-20 | 2024-02-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 91,3476 | −2 789 | −255 | 0 | ||||
| 2024-02-20 | 2024-02-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 90,7170 | −2 211 | −201 | 2 789 | ||||
| 2024-02-20 | 2024-02-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 91,3476 | −2 790 | −255 | 0 | ||||
| 2024-02-20 | 2024-02-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 90,7170 | −2 210 | −200 | 2 790 | ||||
| 2024-02-20 | 2024-02-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2024-02-20 | 2024-02-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 91,3476 | −2 789 | −255 | 0 | ||||
| 2024-02-20 | 2024-02-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 90,7170 | −2 211 | −201 | 2 789 | ||||
| 2024-02-20 | 2024-02-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2024-01-25 | 2024-01-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 88,2335 | −474 | −42 | 0 | ||||
| 2024-01-25 | 2024-01-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 87,3169 | −99 526 | −8 690 | 474 | ||||
| 2024-01-25 | 2024-01-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 100 000 | 100 000 | ||||||
| 2024-01-25 | 2024-01-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 88,2335 | −474 | −42 | 0 | ||||
| 2024-01-25 | 2024-01-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 87,3169 | −99 526 | −8 690 | 474 | ||||
| 2024-01-25 | 2024-01-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 100 000 | 100 000 | ||||||
| 2024-01-18 | 2024-01-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 83,9104 | −2 905 | −244 | 0 | ||||
| 2024-01-18 | 2024-01-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 83,4827 | −2 095 | −175 | 2 905 | ||||
| 2024-01-18 | 2024-01-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2024-01-18 | 2024-01-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2024-01-18 | 2024-01-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 83,9104 | −2 904 | −244 | 0 | ||||
| 2024-01-18 | 2024-01-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 83,4827 | −2 096 | −175 | 2 904 | ||||
| 2024-01-18 | 2024-01-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 83,9104 | −2 905 | −244 | 0 | ||||
| 2024-01-18 | 2024-01-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 83,4827 | −2 095 | −175 | 2 905 | ||||
| 2024-01-18 | 2024-01-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2024-01-18 | 2024-01-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 83,9104 | −2 904 | −244 | 0 | ||||
| 2024-01-18 | 2024-01-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 83,4827 | −2 096 | −175 | 2 904 | ||||
| 2024-01-18 | 2024-01-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2024-01-17 | 2024-01-12 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 63,9200 | 94 | 6 | 16 376 | ||||
| 2024-01-17 | 2024-01-12 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 63,9200 | 94 | 6 | 4 236 | ||||
| 2024-01-17 | 2024-01-12 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 63,9200 | 94 | 6 | 25 778 | ||||
| 2024-01-17 | 2024-01-12 | 4 | Kunju Ravi | ALTR | Common Stock | D | 63,9200 | 94 | 6 | 29 366 | ||||
| 2024-01-17 | 2024-01-12 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 63,9200 | 94 | 6 | 18 419 | ||||
| 2024-01-17 | 2024-01-12 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 63,9200 | 94 | 6 | 53 105 | ||||
| 2024-01-17 | 2024-01-12 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 63,9200 | 94 | 6 | 30 916 | ||||
| 2023-12-21 | 2023-12-20 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 10 000 | 53 011 | ||||||
| 2023-12-19 | 2023-12-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 74,5770 | −68 | −5 | 0 | ||||
| 2023-12-19 | 2023-12-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 74,1087 | −4 932 | −366 | 68 | ||||
| 2023-12-19 | 2023-12-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-12-19 | 2023-12-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-12-19 | 2023-12-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 74,5770 | −67 | −5 | 0 | ||||
| 2023-12-19 | 2023-12-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 74,1087 | −4 933 | −366 | 67 | ||||
| 2023-12-19 | 2023-12-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 74,5770 | −68 | −5 | 0 | ||||
| 2023-12-19 | 2023-12-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 74,1087 | −4 932 | −366 | 68 | ||||
| 2023-12-19 | 2023-12-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-12-19 | 2023-12-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 74,5770 | −67 | −5 | 0 | ||||
| 2023-12-19 | 2023-12-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 74,1087 | −4 933 | −366 | 67 | ||||
| 2023-12-19 | 2023-12-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-12-11 | 2023-12-08 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 71,5793 | −4 564 | −327 | 0 | ||||
| 2023-12-11 | 2023-12-08 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 4 564 | 4 564 | ||||||
| 2023-12-11 | 2023-12-08 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 71,5793 | −4 564 | −327 | 0 | ||||
| 2023-12-11 | 2023-12-08 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 4 564 | 4 564 | ||||||
| 2023-12-08 | 2023-12-06 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 72,8389 | −900 | −66 | 0 | ||||
| 2023-12-08 | 2023-12-06 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 72,0014 | −13 511 | −973 | 900 | ||||
| 2023-12-08 | 2023-12-06 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 14 411 | 14 411 | ||||||
| 2023-12-08 | 2023-12-06 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 72,8389 | −900 | −66 | 0 | ||||
| 2023-12-08 | 2023-12-06 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 72,0014 | −13 511 | −973 | 900 | ||||
| 2023-12-08 | 2023-12-06 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 14 411 | 14 411 | ||||||
| 2023-12-08 | 2023-12-06 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 71,6500 | −600 | −43 | 18 895 | ||||
| 2023-12-08 | 2023-12-06 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 600 | 19 495 | ||||||
| 2023-12-05 | 2023-12-01 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 72,7869 | −45 766 | −3 331 | 0 | ||||
| 2023-12-05 | 2023-12-01 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 45 766 | 45 766 | ||||||
| 2023-12-05 | 2023-12-01 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 72,7869 | −45 766 | −3 331 | 0 | ||||
| 2023-12-05 | 2023-12-01 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 45 766 | 45 766 | ||||||
| 2023-12-01 | 2023-11-30 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 72,6500 | −1 128 | −82 | 0 | ||||
| 2023-12-01 | 2023-11-30 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 1 128 | 1 128 | ||||||
| 2023-12-01 | 2023-11-29 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 73,8350 | −100 | −7 | 0 | ||||
| 2023-12-01 | 2023-11-29 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 73,0987 | −25 454 | −1 861 | 100 | ||||
| 2023-12-01 | 2023-11-29 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 25 554 | 25 554 | ||||||
| 2023-12-01 | 2023-11-30 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 72,6500 | −1 128 | −82 | 0 | ||||
| 2023-12-01 | 2023-11-30 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 1 128 | 1 128 | ||||||
| 2023-12-01 | 2023-11-29 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 73,8350 | −100 | −7 | 0 | ||||
| 2023-12-01 | 2023-11-29 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 73,0987 | −25 454 | −1 861 | 100 | ||||
| 2023-12-01 | 2023-11-29 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 25 554 | 25 554 | ||||||
| 2023-11-22 | 2023-11-21 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 73,7284 | −633 | −47 | 0 | ||||
| 2023-11-22 | 2023-11-21 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 73,0437 | −7 944 | −580 | 633 | ||||
| 2023-11-22 | 2023-11-21 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 8 577 | 8 577 | ||||||
| 2023-11-22 | 2023-11-21 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 73,7284 | −633 | −47 | 0 | ||||
| 2023-11-22 | 2023-11-21 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 73,0437 | −7 944 | −580 | 633 | ||||
| 2023-11-22 | 2023-11-21 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 8 577 | 8 577 | ||||||
| 2023-11-22 | 2023-11-20 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 74,1689 | −33 410 | −2 478 | 0 | ||||
| 2023-11-22 | 2023-11-20 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 73,9113 | −66 590 | −4 922 | 33 410 | ||||
| 2023-11-22 | 2023-11-20 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 100 000 | 100 000 | ||||||
| 2023-11-22 | 2023-11-20 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 74,1689 | −33 410 | −2 478 | 0 | ||||
| 2023-11-22 | 2023-11-20 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 73,9113 | −66 590 | −4 922 | 33 410 | ||||
| 2023-11-22 | 2023-11-20 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 100 000 | 100 000 | ||||||
| 2023-11-17 | 2023-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 73,6024 | −800 | −59 | 0 | ||||
| 2023-11-17 | 2023-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 73,6024 | −800 | −59 | 0 | ||||
| 2023-11-17 | 2023-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 72,4846 | −3 253 | −236 | 800 | ||||
| 2023-11-17 | 2023-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 72,4846 | −3 253 | −236 | 800 | ||||
| 2023-11-17 | 2023-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 71,7369 | −947 | −68 | 4 053 | ||||
| 2023-11-17 | 2023-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 71,7369 | −947 | −68 | 4 053 | ||||
| 2023-11-17 | 2023-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-11-17 | 2023-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-11-17 | 2023-11-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 73,6024 | −800 | −59 | 0 | ||||
| 2023-11-17 | 2023-11-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 72,4846 | −3 253 | −236 | 800 | ||||
| 2023-11-17 | 2023-11-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 71,7369 | −947 | −68 | 4 053 | ||||
| 2023-11-17 | 2023-11-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-11-17 | 2023-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 73,6024 | −800 | −59 | 0 | ||||
| 2023-11-17 | 2023-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 72,4846 | −3 253 | −236 | 800 | ||||
| 2023-11-17 | 2023-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 71,7369 | −947 | −68 | 4 053 | ||||
| 2023-11-17 | 2023-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-11-16 | 2023-11-14 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 73,1570 | −1 800 | −132 | 18 895 | ||||
| 2023-11-16 | 2023-11-14 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 1 800 | 20 695 | ||||||
| 2023-11-13 | 2023-11-10 | 4 | Kunju Ravi | ALTR | Common Stock | D | 69,0500 | −360 | −25 | 29 272 | ||||
| 2023-11-09 | 2023-11-08 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 68,7880 | −1 600 | −110 | 25 684 | ||||
| 2023-11-08 | 2023-11-07 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 67,9950 | −1 100 | −75 | 4 142 | ||||
| 2023-11-08 | 2023-11-07 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 67,4040 | −2 611 | −176 | 5 242 | ||||
| 2023-11-08 | 2023-11-07 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 2 511 | 7 853 | ||||||
| 2023-11-08 | 2023-11-07 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 1 200 | 5 342 | ||||||
| 2023-10-17 | 2023-10-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 66,0530 | −350 | −23 | 0 | ||||
| 2023-10-17 | 2023-10-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 66,0530 | −350 | −23 | 0 | ||||
| 2023-10-17 | 2023-10-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,4430 | −3 348 | −219 | 350 | ||||
| 2023-10-17 | 2023-10-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,4430 | −3 348 | −219 | 350 | ||||
| 2023-10-17 | 2023-10-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 64,4760 | −1 302 | −84 | 3 698 | ||||
| 2023-10-17 | 2023-10-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-10-17 | 2023-10-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-10-17 | 2023-10-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 64,4760 | −1 302 | −84 | 3 698 | ||||
| 2023-10-17 | 2023-10-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 66,0530 | −350 | −23 | 0 | ||||
| 2023-10-17 | 2023-10-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,4430 | −3 348 | −219 | 350 | ||||
| 2023-10-17 | 2023-10-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 64,4760 | −1 302 | −84 | 3 698 | ||||
| 2023-10-17 | 2023-10-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-10-17 | 2023-10-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 66,0530 | −350 | −23 | 0 | ||||
| 2023-10-17 | 2023-10-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,4430 | −3 348 | −219 | 350 | ||||
| 2023-10-17 | 2023-10-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 64,4760 | −1 302 | −84 | 3 698 | ||||
| 2023-10-17 | 2023-10-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-09-19 | 2023-09-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,2900 | −5 000 | −326 | 0 | ||||
| 2023-09-19 | 2023-09-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,2900 | −5 000 | −326 | 0 | ||||
| 2023-09-19 | 2023-09-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-09-19 | 2023-09-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-09-19 | 2023-09-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,2900 | −5 000 | −326 | 0 | ||||
| 2023-09-19 | 2023-09-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-09-19 | 2023-09-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,2900 | −5 000 | −326 | 0 | ||||
| 2023-09-19 | 2023-09-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-08-17 | 2023-08-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 62,4650 | −5 000 | −312 | 0 | ||||
| 2023-08-17 | 2023-08-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 62,4650 | −5 000 | −312 | 0 | ||||
| 2023-08-17 | 2023-08-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-08-17 | 2023-08-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-08-17 | 2023-08-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 62,4650 | −5 000 | −312 | 0 | ||||
| 2023-08-17 | 2023-08-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-08-17 | 2023-08-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 62,4650 | −5 000 | −312 | 0 | ||||
| 2023-08-17 | 2023-08-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-08-10 | 2023-08-10 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 3,8400 | 4 000 | 15 | 27 284 | ||||
| 2023-08-10 | 2023-08-09 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 61,8800 | −360 | −22 | 15 250 | ||||
| 2023-07-20 | 2023-07-19 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 74,9650 | −30 661 | −2 299 | 0 | ||||
| 2023-07-20 | 2023-07-19 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 74,1820 | −69 339 | −5 144 | 30 661 | ||||
| 2023-07-20 | 2023-07-19 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 100 000 | 100 000 | ||||||
| 2023-07-20 | 2023-07-19 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 74,9650 | −30 661 | −2 299 | 0 | ||||
| 2023-07-20 | 2023-07-19 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 74,1820 | −69 339 | −5 144 | 30 661 | ||||
| 2023-07-20 | 2023-07-19 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 100 000 | 100 000 | ||||||
| 2023-07-18 | 2023-07-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 75,1420 | −2 601 | −195 | 0 | ||||
| 2023-07-18 | 2023-07-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 75,1420 | −2 601 | −195 | 0 | ||||
| 2023-07-18 | 2023-07-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 74,6620 | −2 399 | −179 | 2 601 | ||||
| 2023-07-18 | 2023-07-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 74,6620 | −2 399 | −179 | 2 601 | ||||
| 2023-07-18 | 2023-07-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-07-18 | 2023-07-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-07-18 | 2023-07-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 75,1420 | −2 601 | −195 | 0 | ||||
| 2023-07-18 | 2023-07-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 74,6620 | −2 399 | −179 | 2 601 | ||||
| 2023-07-18 | 2023-07-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-07-18 | 2023-07-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 75,1420 | −2 601 | −195 | 0 | ||||
| 2023-07-18 | 2023-07-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 74,6620 | −2 399 | −179 | 2 601 | ||||
| 2023-07-18 | 2023-07-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-07-17 | 2023-07-14 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 42,6500 | 141 | 6 | 6 738 | ||||
| 2023-07-17 | 2023-07-14 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 42,6500 | 141 | 6 | 6 738 | ||||
| 2023-07-17 | 2023-07-14 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 42,6500 | 140 | 6 | 43 011 | ||||
| 2023-07-17 | 2023-07-14 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 42,6500 | 140 | 6 | 18 325 | ||||
| 2023-07-17 | 2023-07-14 | 4 | Kunju Ravi | ALTR | Common Stock | D | 42,6500 | 140 | 6 | 29 632 | ||||
| 2023-07-17 | 2023-07-14 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 42,6500 | 140 | 6 | 23 284 | ||||
| 2023-07-17 | 2023-07-14 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 42,6500 | 140 | 6 | 4 142 | ||||
| 2023-07-17 | 2023-07-14 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 42,6500 | 140 | 6 | 15 610 | ||||
| 2023-07-17 | 2023-07-14 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 42,6500 | 140 | 6 | 16 282 | ||||
| 2023-07-17 | 2023-07-14 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 42,6500 | 140 | 6 | 30 822 | ||||
| 2023-06-20 | 2023-06-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 75,6310 | −1 400 | −106 | 0 | ||||
| 2023-06-20 | 2023-06-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 74,9980 | −3 600 | −270 | 1 400 | ||||
| 2023-06-20 | 2023-06-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-06-20 | 2023-06-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 75,6310 | −1 400 | −106 | 0 | ||||
| 2023-06-20 | 2023-06-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 75,6310 | −1 400 | −106 | 0 | ||||
| 2023-06-20 | 2023-06-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 74,9980 | −3 600 | −270 | 1 400 | ||||
| 2023-06-20 | 2023-06-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 74,9980 | −3 600 | −270 | 1 400 | ||||
| 2023-06-20 | 2023-06-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-06-20 | 2023-06-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-06-20 | 2023-06-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 75,6310 | −1 400 | −106 | 0 | ||||
| 2023-06-20 | 2023-06-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 74,9980 | −3 600 | −270 | 1 400 | ||||
| 2023-06-20 | 2023-06-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-06-13 | 2023-06-12 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 76,2530 | −180 | −14 | 30 682 | ||||
| 2023-06-13 | 2023-06-12 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 75,5470 | −2 471 | −187 | 30 863 | ||||
| 2023-06-13 | 2023-03-09 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 67,2500 | −232 | −16 | 33 334 | ||||
| 2023-06-12 | 2023-06-09 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 74,6280 | −109 | −8 | 15 470 | ||||
| 2023-06-08 | 2023-06-07 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 75,2050 | −1 772 | −133 | 4 002 | ||||
| 2023-06-08 | 2023-06-07 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 74,6070 | −1 379 | −103 | 5 774 | ||||
| 2023-06-08 | 2023-06-07 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 640 | 7 153 | ||||||
| 2023-06-08 | 2023-06-07 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 2 511 | 6 513 | ||||||
| 2023-06-07 | 2023-06-06 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 74,3020 | −9 267 | −689 | 103 591 | ||||
| 2023-06-07 | 2023-06-06 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 74,9650 | −146 | −11 | 0 | ||||
| 2023-06-07 | 2023-06-06 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 74,4210 | −99 854 | −7 431 | 146 | ||||
| 2023-06-07 | 2023-06-06 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 100 000 | 100 000 | ||||||
| 2023-06-07 | 2023-06-06 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 74,9650 | −146 | −11 | 0 | ||||
| 2023-06-07 | 2023-06-06 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 74,4210 | −99 854 | −7 431 | 146 | ||||
| 2023-06-07 | 2023-06-06 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 100 000 | 100 000 | ||||||
| 2023-06-05 | 2023-06-02 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 74,0250 | −2 356 | −174 | 34 213 | ||||
| 2023-06-05 | 2023-06-02 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 1 472 | 36 569 | ||||||
| 2023-06-05 | 2023-06-02 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 884 | 35 097 | ||||||
| 2023-05-26 | 2023-05-26 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 72,7010 | −847 | −62 | 23 144 | ||||
| 2023-05-17 | 2023-05-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 67,9430 | −5 000 | −340 | 0 | ||||
| 2023-05-17 | 2023-05-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 67,9430 | −5 000 | −340 | 0 | ||||
| 2023-05-17 | 2023-05-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-05-17 | 2023-05-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-05-17 | 2023-05-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 67,9430 | −5 000 | −340 | 0 | ||||
| 2023-05-17 | 2023-05-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-05-17 | 2023-05-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 67,9430 | −5 000 | −340 | 0 | ||||
| 2023-05-17 | 2023-05-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-05-17 | 2023-05-16 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 67,7830 | −3 636 | −246 | 34 213 | ||||
| 2023-05-17 | 2023-05-16 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 2 040 | 37 849 | ||||||
| 2023-05-17 | 2023-05-16 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 1 596 | 35 809 | ||||||
| 2023-05-15 | 2023-05-12 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 67,4000 | −548 | −37 | 112 858 | ||||
| 2023-05-15 | 2023-05-12 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 67,4000 | −41 | −3 | 4 002 | ||||
| 2023-05-11 | 2023-05-10 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 67,8200 | −5 358 | −363 | 113 406 | ||||
| 2023-05-10 | 2023-05-09 | 4 | Anderson James Francis | ALTR | Class A Common Stock | D | 2 974 | 12 882 | ||||||
| 2023-05-10 | 2023-05-09 | 4 | Ayyar Shekar G | ALTR | Class A Common Stock | D | 2 974 | 8 965 | ||||||
| 2023-05-10 | 2023-05-09 | 4 | Boyce Mary Cunningham | ALTR | Class A Common Stock | D | 2 974 | 28 895 | ||||||
| 2023-05-10 | 2023-05-09 | 4 | Carter Sandra Ann | ALTR | Class A Common Stock | D | 2 974 | 11 042 | ||||||
| 2023-05-10 | 2023-05-09 | 4 | Earhart Stephen P | ALTR | Class A Common Stock | D | 2 974 | 62 895 | ||||||
| 2023-05-10 | 2023-05-09 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 2 974 | 18 895 | ||||||
| 2023-04-18 | 2023-04-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 71,0810 | −291 | −21 | 0 | ||||
| 2023-04-18 | 2023-04-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 70,2830 | −4 709 | −331 | 291 | ||||
| 2023-04-18 | 2023-04-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 70,2830 | −4 709 | −331 | 291 | ||||
| 2023-04-18 | 2023-04-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-04-18 | 2023-04-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 000 | 5 000 | ||||||
| 2023-04-18 | 2023-04-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 71,0810 | −291 | −21 | 0 | ||||
| 2023-04-18 | 2023-04-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 71,0810 | −291 | −21 | 0 | ||||
| 2023-04-18 | 2023-04-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 70,2830 | −4 709 | −331 | 291 | ||||
| 2023-04-18 | 2023-04-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-04-18 | 2023-04-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 71,0810 | −291 | −21 | 0 | ||||
| 2023-04-18 | 2023-04-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 70,2830 | −4 709 | −331 | 291 | ||||
| 2023-04-18 | 2023-04-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 5 000 | 5 000 | ||||||
| 2023-04-17 | 2023-04-14 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 71,7800 | −9 167 | −658 | 0 | ||||
| 2023-04-17 | 2023-04-14 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 70,9840 | −40 833 | −2 898 | 9 167 | ||||
| 2023-04-17 | 2023-04-14 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2023-04-17 | 2023-04-13 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 71,3380 | −50 000 | −3 567 | 0 | ||||
| 2023-04-17 | 2023-04-13 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2023-04-17 | 2023-04-14 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 71,7800 | −9 167 | −658 | 0 | ||||
| 2023-04-17 | 2023-04-14 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 70,9840 | −40 833 | −2 898 | 9 167 | ||||
| 2023-04-17 | 2023-04-14 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 50 000 | 50 000 | ||||||
| 2023-04-17 | 2023-04-13 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 71,3380 | −50 000 | −3 567 | 0 | ||||
| 2023-04-17 | 2023-04-13 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 50 000 | 50 000 | ||||||
| 2023-04-12 | 2023-04-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 70,5040 | −50 000 | −3 525 | 0 | ||||
| 2023-04-12 | 2023-04-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2023-04-12 | 2023-04-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 70,5040 | −50 000 | −3 525 | 0 | ||||
| 2023-04-12 | 2023-04-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 50 000 | 50 000 | ||||||
| 2023-04-10 | 2023-04-06 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 70,4910 | −50 000 | −3 525 | 0 | ||||
| 2023-04-10 | 2023-04-06 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2023-04-10 | 2023-04-06 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 70,4910 | −50 000 | −3 525 | 0 | ||||
| 2023-04-10 | 2023-04-06 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 50 000 | 50 000 | ||||||
| 2023-03-17 | 2023-03-16 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 64,9660 | −109 | −7 | 1 295 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 64,9700 | −1 784 | −116 | 118 764 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 64,9730 | −152 | −10 | 33 566 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 67,8080 | −5 000 | −339 | 33 718 | ||||
| 2023-03-17 | 2023-03-17 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 68,1100 | −116 | −8 | 34 213 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 66,0000 | −4 | −0 | 34 329 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 64,9610 | −418 | −27 | 34 333 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 64,9690 | −155 | −10 | 15 579 | ||||
| 2023-03-17 | 2023-03-17 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 68,1100 | −79 | −5 | 18 185 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 64,9710 | −297 | −19 | 18 264 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 64,9620 | −31 | −2 | 6 597 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 64,9730 | −313 | −20 | 23 991 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 64,9730 | −155 | −10 | 16 142 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 64,9670 | −220 | −14 | 4 043 | ||||
| 2023-03-17 | 2023-03-16 | 4 | Kunju Ravi | ALTR | Common Stock | D | 64,9700 | −113 | −7 | 29 492 | ||||
| 2023-03-16 | 2023-03-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 66,4890 | −6 507 | −433 | 0 | ||||
| 2023-03-16 | 2023-03-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,9110 | −8 493 | −560 | 6 507 | ||||
| 2023-03-16 | 2023-03-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 15 000 | 15 000 | ||||||
| 2023-03-16 | 2023-03-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 66,4890 | −8 676 | −577 | 0 | ||||
| 2023-03-16 | 2023-03-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,9110 | −11 324 | −746 | 8 676 | ||||
| 2023-03-16 | 2023-03-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 20 000 | 20 000 | ||||||
| 2023-03-16 | 2023-03-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 66,4890 | −6 507 | −433 | 0 | ||||
| 2023-03-16 | 2023-03-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,9110 | −8 493 | −560 | 6 507 | ||||
| 2023-03-16 | 2023-03-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 15 000 | 15 000 | ||||||
| 2023-03-16 | 2023-03-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 66,4890 | −8 676 | −577 | 0 | ||||
| 2023-03-16 | 2023-03-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,9110 | −11 324 | −746 | 8 676 | ||||
| 2023-03-16 | 2023-03-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 20 000 | 20 000 | ||||||
| 2023-03-16 | 2023-03-15 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 65,4700 | −1 524 | −100 | 34 751 | ||||
| 2023-03-16 | 2023-03-15 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 1 524 | 36 275 | ||||||
| 2023-03-16 | 2023-03-14 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 66,3680 | −15 430 | −1 024 | 0 | ||||
| 2023-03-16 | 2023-03-14 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 65,8640 | −34 752 | −2 289 | 15 430 | ||||
| 2023-03-16 | 2023-03-14 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 50 182 | 50 182 | ||||||
| 2023-03-16 | 2023-03-14 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 66,3680 | −15 430 | −1 024 | 0 | ||||
| 2023-03-16 | 2023-03-14 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 65,8640 | −34 752 | −2 289 | 15 430 | ||||
| 2023-03-16 | 2023-03-14 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 50 182 | 50 182 | ||||||
| 2023-03-15 | 2023-03-13 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 62,4920 | −91 | −6 | 1 404 | ||||
| 2023-03-15 | 2023-03-13 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 62,4910 | −1 414 | −88 | 120 548 | ||||
| 2023-03-15 | 2023-03-13 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 62,4920 | −77 | −5 | 24 304 | ||||
| 2023-03-15 | 2023-03-13 | 4 | Kunju Ravi | ALTR | Common Stock | D | 62,4900 | −76 | −5 | 29 605 | ||||
| 2023-03-15 | 2023-03-13 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 62,4900 | −114 | −7 | 15 734 | ||||
| 2023-03-15 | 2023-03-13 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 62,4900 | −125 | −8 | 4 263 | ||||
| 2023-03-14 | 2023-03-10 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 64,7650 | −49 818 | −3 226 | 0 | ||||
| 2023-03-14 | 2023-03-10 | 4 | Christ George J By GC Investments LLC | ALTR | Class A Common Stock | I | 49 818 | 49 818 | ||||||
| 2023-03-14 | 2023-03-10 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 64,7650 | −49 818 | −3 226 | 0 | ||||
| 2023-03-14 | 2023-03-10 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 49 818 | 49 818 | ||||||
| 2023-03-08 | 2023-03-02 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 38 000 | 121 962 | ||||||
| 2023-03-03 | 2023-03-02 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 5 938 | 38 718 | ||||||
| 2023-03-03 | 2023-03-02 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 3 667 | 16 297 | ||||||
| 2023-03-03 | 2023-03-01 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 63,8400 | −206 | −13 | 12 630 | ||||
| 2023-03-03 | 2023-03-01 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 63,8400 | −719 | −46 | 12 836 | ||||
| 2023-03-03 | 2023-03-02 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 3 542 | 15 848 | ||||||
| 2023-03-03 | 2023-03-01 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 63,8400 | −198 | −13 | 12 306 | ||||
| 2023-03-03 | 2023-03-01 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 63,8400 | −321 | −20 | 12 504 | ||||
| 2023-03-03 | 2023-03-02 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 2 302 | 4 388 | ||||||
| 2023-03-03 | 2023-03-02 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 3 333 | 24 381 | ||||||
| 2023-03-03 | 2023-03-01 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 63,8400 | −154 | −10 | 21 048 | ||||
| 2023-03-03 | 2023-03-02 | 4 | Kunju Ravi | ALTR | Common Stock | D | 1 567 | 29 681 | ||||||
| 2023-03-03 | 2023-03-01 | 4 | Kunju Ravi | ALTR | Common Stock | D | 63,8400 | −120 | −8 | 28 114 | ||||
| 2023-03-03 | 2023-03-02 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 2 583 | 18 561 | ||||||
| 2023-03-03 | 2023-03-01 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 63,8400 | −157 | −10 | 15 978 | ||||
| 2023-03-03 | 2023-03-02 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 5 000 | 34 751 | ||||||
| 2023-03-03 | 2023-03-01 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 63,8400 | −373 | −24 | 29 751 | ||||
| 2023-03-03 | 2023-03-02 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 593 | 6 628 | ||||||
| 2023-03-03 | 2023-03-02 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 5 000 | 14 774 | ||||||
| 2023-03-03 | 2023-03-01 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 63,8400 | −174 | −11 | 9 774 | ||||
| 2023-03-03 | 2023-03-02 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 8 250 | 42 871 | ||||||
| 2023-03-03 | 2023-03-01 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 63,8400 | −956 | −61 | 34 621 | ||||
| 2023-03-03 | 2023-03-01 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 63,8400 | −348 | −22 | 35 577 | ||||
| 2023-03-03 | 2023-03-01 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 63,8400 | −2 173 | −139 | 35 925 | ||||
| 2023-03-02 | 2023-02-28 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 64,4800 | −2 039 | −131 | 2 086 | ||||
| 2023-03-02 | 3/A | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 4 608 | ||||||||
| 2023-03-02 | 2023-03-01 | 4 | Ayyar Shekar G | ALTR | Class A Common Stock | D | 64,7560 | −4 177 | −270 | 5 991 | ||||
| 2023-03-01 | 2023-02-28 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 64,5620 | −109 | −7 | 16 135 | ||||
| 2023-03-01 | 2023-02-28 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 64,4900 | −1 047 | −68 | 16 244 | ||||
| 2023-03-01 | 2023-02-28 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 64,5300 | −2 500 | −161 | 21 202 | ||||
| 2023-02-16 | 2023-02-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 58,1460 | −2 547 | −148 | 0 | ||||
| 2023-02-16 | 2023-02-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 57,6030 | −12 453 | −717 | 2 547 | ||||
| 2023-02-16 | 2023-02-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 15 000 | 15 000 | ||||||
| 2023-02-16 | 2023-02-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 58,1460 | −2 547 | −148 | 0 | ||||
| 2023-02-16 | 2023-02-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 57,6030 | −12 453 | −717 | 2 547 | ||||
| 2023-02-16 | 2023-02-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 15 000 | 15 000 | ||||||
| 2023-02-16 | 2023-02-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 58,1460 | −3 396 | −197 | 0 | ||||
| 2023-02-16 | 2023-02-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 57,6030 | −16 604 | −956 | 3 396 | ||||
| 2023-02-16 | 2023-02-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 20 000 | 20 000 | ||||||
| 2023-02-16 | 2023-02-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 58,1460 | −3 396 | −197 | 0 | ||||
| 2023-02-16 | 2023-02-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 57,6030 | −16 604 | −956 | 3 396 | ||||
| 2023-02-16 | 2023-02-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 20 000 | 20 000 | ||||||
| 2023-01-19 | 2023-01-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 49,9050 | −20 000 | −998 | 0 | ||||
| 2023-01-19 | 2023-01-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 20 000 | 20 000 | ||||||
| 2023-01-19 | 2023-01-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 49,9050 | −15 000 | −749 | 0 | ||||
| 2023-01-19 | 2023-01-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 15 000 | 15 000 | ||||||
| 2023-01-19 | 2023-01-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 49,9050 | −20 000 | −998 | 0 | ||||
| 2023-01-19 | 2023-01-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 20 000 | 20 000 | ||||||
| 2023-01-19 | 2023-01-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 49,9050 | −15 000 | −749 | 0 | ||||
| 2023-01-19 | 2023-01-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 15 000 | 15 000 | ||||||
| 2023-01-18 | 2023-01-14 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 42,3100 | 142 | 6 | 32 780 | ||||
| 2023-01-18 | 2023-01-14 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 42,3100 | 142 | 6 | 17 291 | ||||
| 2023-01-18 | 2023-01-14 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 42,3100 | 142 | 6 | 3 125 | ||||
| 2023-01-18 | 2023-01-14 | 4 | Kunju Ravi | ALTR | Common Stock | D | 42,3100 | 142 | 6 | 28 234 | ||||
| 2023-01-18 | 2023-01-14 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 42,3100 | 142 | 6 | 12 825 | ||||
| 2023-01-18 | 2023-01-14 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 42,3100 | 142 | 6 | 6 035 | ||||
| 2023-01-18 | 2023-01-14 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 42,3100 | 142 | 6 | 6 035 | ||||
| 2023-01-18 | 2023-01-14 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 42,3100 | 142 | 6 | 13 555 | ||||
| 2023-01-18 | 2023-01-14 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 42,3100 | 142 | 6 | 23 702 | ||||
| 2023-01-18 | 2023-01-14 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 42,3100 | 142 | 6 | 38 098 | ||||
| 2023-01-10 | 2023-01-09 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 49,0490 | −217 | −11 | 0 | ||||
| 2023-01-10 | 2023-01-09 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 48,4420 | −14 783 | −716 | 217 | ||||
| 2023-01-10 | 2023-01-09 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 15 000 | 15 000 | ||||||
| 2023-01-10 | 2023-01-09 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 49,0490 | −289 | −14 | 0 | ||||
| 2023-01-10 | 2023-01-09 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 48,4420 | −19 711 | −955 | 289 | ||||
| 2023-01-10 | 2023-01-09 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 20 000 | 20 000 | ||||||
| 2023-01-10 | 2023-01-09 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 49,0490 | −217 | −11 | 0 | ||||
| 2023-01-10 | 2023-01-09 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 48,4420 | −14 783 | −716 | 217 | ||||
| 2023-01-10 | 2023-01-09 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 15 000 | 15 000 | ||||||
| 2023-01-10 | 2023-01-09 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 49,0490 | −289 | −14 | 0 | ||||
| 2023-01-10 | 2023-01-09 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 48,4420 | −19 711 | −955 | 289 | ||||
| 2023-01-10 | 2023-01-09 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 20 000 | 20 000 | ||||||
| 2022-11-25 | 2022-11-23 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 47,1090 | −4 000 | −188 | 30 124 | ||||
| 2022-11-25 | 2022-11-23 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 2,4800 | 4 000 | 10 | 34 124 | ||||
| 2022-11-17 | 2022-11-16 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 49,5220 | −19 262 | −954 | 83 962 | ||||
| 2022-11-17 | 2022-11-15 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 49,9720 | −57 915 | −2 894 | 103 224 | ||||
| 2022-11-16 | 2022-11-15 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 2,4800 | 2 000 | 5 | 32 638 | ||||
| 2022-11-10 | 2022-11-09 | 4 | Kunju Ravi | ALTR | Common Stock | D | 5 000 | 28 092 | ||||||
| 2022-11-10 | 2022-11-09 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 45,9140 | −363 | −17 | 12 683 | ||||
| 2022-10-18 | 3 | Kunju Ravi | ALTR | Common Stock | D | 23 092 | ||||||||
| 2022-09-20 | 2022-09-19 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 3,8400 | 4 000 | 15 | 23 560 | ||||
| 2022-08-17 | 2022-08-16 | 4 | Earhart Stephen P | ALTR | Class A Common Stock | D | 5,1800 | 4 000 | 21 | 59 921 | ||||
| 2022-07-18 | 2022-05-11 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 584 | 2 983 | ||||||
| 2022-07-18 | 2022-07-14 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 41,6800 | 145 | 6 | 30 638 | ||||
| 2022-07-18 | 2022-07-14 | 4/A | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 41,6800 | 145 | 6 | 2 399 | ||||
| 2022-07-18 | 2022-07-14 | 4 | Simon David L | ALTR | Class A Common Stock | D | 41,6800 | 30 | 1 | 26 745 | ||||
| 2022-07-18 | 2022-07-14 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 41,6800 | 145 | 6 | 2 983 | ||||
| 2022-07-18 | 2022-07-14 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 41,6800 | 143 | 6 | 5 893 | ||||
| 2022-07-18 | 2022-07-14 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 41,6800 | 145 | 6 | 37 956 | ||||
| 2022-07-18 | 2022-07-14 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 49,8200 | −9 | −0 | 30 124 | ||||
| 2022-07-18 | 2022-07-14 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 41,6800 | 145 | 6 | 30 133 | ||||
| 2022-07-18 | 2022-07-14 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 41,6800 | 145 | 6 | 17 149 | ||||
| 2022-07-18 | 2022-07-14 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 41,6800 | 145 | 6 | 19 560 | ||||
| 2022-07-18 | 2022-07-14 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 41,6800 | 145 | 6 | 13 046 | ||||
| 2022-07-18 | 2022-07-14 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 41,6800 | 145 | 6 | 13 413 | ||||
| 2022-07-18 | 2022-07-14 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 41,6800 | 143 | 6 | 9 806 | ||||
| 2022-06-09 | 2022-06-08 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 55,4720 | −3 000 | −166 | 44 309 | ||||
| 2022-06-09 | 2022-06-08 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 5,1800 | 3 000 | 16 | 47 309 | ||||
| 2022-05-27 | 2022-05-26 | 4 | Schramm Uwe | ALTR | Stock Option (Right to Buy) | D | 3,64 | −934 | 0 | |||||
| 2022-05-27 | 2022-05-26 | 4 | Schramm Uwe | ALTR | Stock Option (Right to Buy) | D | 5,18 | −5 000 | 7 336 | |||||
| 2022-05-27 | 2022-05-26 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 52,6370 | −5 934 | −312 | 44 309 | ||||
| 2022-05-27 | 2022-05-26 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 3,6400 | 934 | 3 | 50 243 | ||||
| 2022-05-27 | 2022-05-26 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 5,1800 | 5 000 | 26 | 49 309 | ||||
| 2022-05-18 | 2022-05-17 | 4 | Maitra Raoul | ALTR | Stock Option (Right to Buy) | D | 3,79 | −1 644 | 0 | |||||
| 2022-05-18 | 2022-05-17 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 3,7900 | 1 644 | 6 | 19 415 | ||||
| 2022-05-13 | 2022-05-12 | 4 | Earhart Stephen P | ALTR | Class A Common Stock | D | 3 934 | 55 921 | ||||||
| 2022-05-13 | 2022-05-12 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 3 934 | 15 921 | ||||||
| 2022-05-13 | 2022-05-12 | 4 | Boyce Mary Cunningham | ALTR | Class A Common Stock | D | 3 934 | 25 921 | ||||||
| 2022-05-13 | 2022-05-12 | 4 | Anderson James Francis | ALTR | Class A Common Stock | D | 3 934 | 9 908 | ||||||
| 2022-05-13 | 2022-05-12 | 4 | Ayyar Shekar G | ALTR | Class A Common Stock | D | 3 934 | 10 168 | ||||||
| 2022-05-13 | 2022-05-12 | 4 | Carter Sandra Ann | ALTR | Class A Common Stock | D | 3 934 | 8 068 | ||||||
| 2022-05-13 | 2022-05-12 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 49,3070 | −2 520 | −124 | 161 139 | ||||
| 2022-05-12 | 2022-05-11 | 4 | Buckner Stephanie By husband | ALTR | Stock Option (Right to Buy) | I | 50,11 | 50,1100 | 1 457 | 73 | 1 457 | |||
| 2022-05-12 | 2022-05-11 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 486 | 5 750 | ||||||
| 2022-05-12 | 2022-05-11 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 4 390 | 163 659 | ||||||
| 2022-04-22 | 2019-11-05 | 4/A | Schramm Uwe | ALTR | Stock Option (Right to Buy) | D | 3,84 | −4 000 | 3 252 | |||||
| 2022-04-22 | 2019-11-05 | 4/A | Schramm Uwe | ALTR | Class A Common Stock | D | 3,8400 | 4 000 | 15 | 54 938 | ||||
| 2022-04-22 | 2020-12-04 | 4 | Srikanth Mahalingam | ALTR | Stock Option (Right to Buy) | D | 0,64 | −6 819 | 0 | |||||
| 2022-04-22 | 2020-12-04 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 0,6400 | 6 819 | 4 | 30 492 | ||||
| 2022-04-22 | 2020-03-09 | 4/A | Simon David L | ALTR | Class A Common Stock | D | 28,8290 | −97 | −3 | 25 778 | ||||
| 2022-03-23 | 2022-03-22 | 4 | Scapa James Ralph | ALTR | Stock Option (Right to Buy) | D | 64,54 | 80 000 | 80 000 | |||||
| 2022-03-23 | 2022-03-22 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 23 000 | 159 269 | ||||||
| 2022-03-22 | 2022-03-19 | 4 | Brown Matthew Charles | ALTR | Stock Option (Right to Buy) | D | 64,15 | 8 000 | 8 000 | |||||
| 2022-03-22 | 2022-03-19 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 11 000 | 37 811 | ||||||
| 2022-03-21 | 2022-03-17 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 61,1300 | −77 | −5 | 17 004 | ||||
| 2022-03-21 | 2022-03-17 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 61,1300 | −116 | −7 | 29 988 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Scapa James Ralph | ALTR | Stock Option (Right to Buy) | D | 5,18 | −19 305 | 10 695 | |||||
| 2022-03-18 | 2022-03-16 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 59,9900 | −22 | −1 | 136 269 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 58,4800 | −1 738 | −102 | 136 291 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 19 305 | 138 029 | ||||||
| 2022-03-18 | 2022-03-16 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 59,8600 | −1 | −0 | 1 495 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 58,4800 | −106 | −6 | 1 496 | ||||
| 2022-03-18 | 2022-03-14 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 59,9590 | −92 | −6 | 1 602 | ||||
| 2022-03-18 | 2021-03-16 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 60,4300 | −83 | −5 | 1 694 | ||||
| 2022-03-18 | 2021-03-16 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 59,3900 | −1 | −0 | 1 777 | ||||
| 2022-03-18 | 2021-03-15 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 83 | 1 778 | ||||||
| 2022-03-18 | 2021-03-12 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 60,5400 | −4 | −0 | 1 695 | ||||
| 2022-03-18 | 2021-03-12 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 59,4500 | −77 | −5 | 1 699 | ||||
| 2022-03-18 | 2020-03-17 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 24,6140 | −85 | −2 | 1 776 | ||||
| 2022-03-18 | 2020-03-11 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 896 | 1 861 | ||||||
| 2022-03-18 | 2019-03-15 | 4 | Scapa James Ralph By wife | ALTR | Class A Common Stock | I | 965 | 965 | ||||||
| 2022-03-18 | 2022-03-16 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 59,9840 | −5 | −0 | 17 081 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 58,4800 | −319 | −19 | 17 086 | ||||
| 2022-03-18 | 2022-02-15 | 4 | Gayle Brian | ALTR | Stock Option (Right to Buy) | D | 61,79 | 5 500 | 5 500 | |||||
| 2022-03-18 | 2022-02-15 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 1 833 | 17 405 | ||||||
| 2022-03-18 | 2022-03-16 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 60,0000 | −2 | −0 | 12 901 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 58,4800 | −151 | −9 | 12 903 | ||||
| 2022-03-18 | 2021-08-16 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 71,6800 | −549 | −39 | 13 054 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 59,8550 | −4 | −0 | 17 771 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 58,4800 | −300 | −18 | 17 775 | ||||
| 2022-03-18 | 2020-03-09 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 28,8290 | −97 | −3 | 18 075 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 59,9100 | −2 | −0 | 23 674 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 58,4800 | −151 | −9 | 23 676 | ||||
| 2022-03-18 | 2022-02-15 | 4 | Srikanth Mahalingam | ALTR | Stock Option (Right to Buy) | D | 61,79 | 8 500 | 8 500 | |||||
| 2022-03-18 | 2022-02-15 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 2 850 | 23 827 | ||||||
| 2022-03-18 | 2022-03-16 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 59,9100 | −2 | −0 | 13 268 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 58,4800 | −151 | −9 | 13 270 | ||||
| 2022-03-18 | 2022-02-15 | 4 | Saravia Gilma | ALTR | Stock Option (Right to Buy) | D | 61,79 | 8 500 | 8 500 | |||||
| 2022-03-18 | 2022-02-15 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 2 850 | 13 421 | ||||||
| 2022-03-18 | 2022-03-16 | 4 | Simon David L | ALTR | Class A Common Stock | D | 59,9250 | −4 | −0 | 24 726 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Simon David L | ALTR | Class A Common Stock | D | 58,4800 | −269 | −16 | 24 730 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 59,9120 | −5 | −0 | 40 310 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 58,4800 | −450 | −26 | 40 315 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 59,9000 | −3 | −0 | 9 663 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 58,4800 | −333 | −19 | 9 666 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 59,9420 | −5 | −0 | 30 104 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 58,4800 | −412 | −24 | 30 109 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 59,9700 | −2 | −0 | 2 254 | ||||
| 2022-03-18 | 2022-03-16 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 58,4800 | −215 | −13 | 2 256 | ||||
| 2022-03-18 | 2022-02-15 | 4 | Chouinard Brett R | ALTR | Stock Option (Right to Buy) | D | 61,79 | 8 500 | 8 500 | |||||
| 2022-03-18 | 2022-02-15 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 2 850 | 16 078 | ||||||
| 2022-03-16 | 2022-03-14 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 59,9640 | −81 | −5 | 9 999 | ||||
| 2022-03-16 | 2022-02-15 | 4 | Buckner Stephanie | ALTR | Stock Option (Right to Buy) | D | 61,79 | 6 000 | 6 000 | |||||
| 2022-03-16 | 2022-02-15 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 2 000 | 10 080 | ||||||
| 2022-03-16 | 2021-11-09 | 4 | Buckner Stephanie By husband | ALTR | Stock Option (Right to Buy) | I | 80,60 | 4 280 | 4 280 | |||||
| 2022-03-16 | 2021-11-09 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 1 429 | 5 264 | ||||||
| 2022-03-16 | 2022-03-15 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 59,4800 | −8 | −0 | 30 521 | ||||
| 2022-03-16 | 2022-02-15 | 4 | Dias Nelson | ALTR | Stock Option (Right to Buy) | D | 61,79 | 11 375 | 11 375 | |||||
| 2022-03-16 | 2022-02-15 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 3 800 | 30 529 | ||||||
| 2022-03-16 | 2022-02-15 | 4 | Brown Matthew Charles | ALTR | Stock Option (Right to Buy) | D | 61,79 | 12 000 | 12 000 | |||||
| 2022-03-16 | 2022-02-15 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 4 000 | 26 811 | ||||||
| 2022-03-16 | 2022-03-14 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 59,9590 | −1 406 | −84 | 118 724 | ||||
| 2022-03-15 | 2022-03-14 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 59,9580 | −115 | −7 | 13 603 | ||||
| 2022-03-15 | 2022-02-15 | 4 | Messano Amy | ALTR | Stock Option (Right to Buy) | D | 61,79 | 8 200 | 8 200 | |||||
| 2022-03-15 | 2022-02-15 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 2 750 | 14 114 | ||||||
| 2022-03-15 | 2022-03-14 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 59,9620 | −75 | −4 | 18 172 | ||||
| 2022-03-15 | 2022-02-15 | 4 | Maitra Raoul | ALTR | Stock Option (Right to Buy) | D | 61,79 | 6 600 | 6 600 | |||||
| 2022-03-15 | 2022-02-15 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 2 200 | 18 338 | ||||||
| 2022-03-15 | 2022-03-14 | 4 | Simon David L | ALTR | Class A Common Stock | D | 59,9620 | −88 | −5 | 24 999 | ||||
| 2022-03-15 | 2022-02-15 | 4 | Simon David L | ALTR | Stock Option (Right to Buy) | D | 61,79 | 5 100 | 5 100 | |||||
| 2022-03-15 | 2022-02-15 | 4 | Simon David L | ALTR | Class A Common Stock | D | 1 700 | 25 178 | ||||||
| 2022-03-15 | 2022-03-14 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 59,9630 | −128 | −8 | 40 765 | ||||
| 2022-03-15 | 2022-02-15 | 4 | Schramm Uwe | ALTR | Stock Option (Right to Buy) | D | 61,79 | 8 500 | 8 500 | |||||
| 2022-03-15 | 2022-02-15 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 2 850 | 41 115 | ||||||
| 2022-03-15 | 2022-03-14 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 59,9630 | −126 | −8 | 2 471 | ||||
| 2022-03-10 | 2022-03-09 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 63,2670 | −164 | −10 | 2 597 | ||||
| 2022-03-10 | 2022-03-09 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 62,6820 | −756 | −47 | 2 761 | ||||
| 2022-03-10 | 2022-03-09 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 63,2700 | −222 | −14 | 38 043 | ||||
| 2022-03-09 | 2022-03-07 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 64,5500 | −91 | −6 | 15 572 | ||||
| 2022-03-09 | 2022-03-07 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 64,5500 | −2 298 | −148 | 22 811 | ||||
| 2022-03-09 | 2022-03-07 | 4 | Simon David L | ALTR | Class A Common Stock | D | 64,5500 | −91 | −6 | 23 387 | ||||
| 2022-03-09 | 2022-03-07 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 64,5490 | −396 | −26 | 10 968 | ||||
| 2022-03-09 | 2022-03-07 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 64,5500 | −816 | −53 | 10 571 | ||||
| 2022-03-09 | 2022-03-07 | 4 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 64,5500 | −91 | −6 | 3 517 | ||||
| 2022-03-09 | 2022-03-07 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 64,5500 | −91 | −6 | 16 047 | ||||
| 2022-03-09 | 2022-03-07 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 64,5500 | −1 791 | −116 | 120 130 | ||||
| 2022-03-09 | 2022-03-07 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 64,5500 | −105 | −7 | 26 620 | ||||
| 2022-02-28 | 3 | Marraccini Jeffrey | ALTR | Class A Common Stock | D | 3 608 | ||||||||
| 2022-02-02 | 2020-03-09 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 28,8290 | −2 369 | −68 | 36 322 | ||||
| 2022-01-31 | 2022-01-21 | 4 | Maitra Raoul | ALTR | Stock Option (Right to Buy) | D | 2,48 | −2 000 | 0 | |||||
| 2022-01-31 | 2022-01-21 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 2,4800 | 2 000 | 5 | 16 138 | ||||
| 2022-01-19 | 2022-01-14 | 4 | Simon David L | ALTR | Class A Common Stock | D | 54,5700 | 21 | 1 | 23 478 | ||||
| 2022-01-19 | 2022-01-14 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 54,5700 | 109 | 6 | 11 364 | ||||
| 2022-01-19 | 2022-01-14 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 54,5700 | 109 | 6 | 15 663 | ||||
| 2022-01-19 | 2022-01-14 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 54,5700 | 109 | 6 | 14 138 | ||||
| 2022-01-19 | 2022-01-14 | 4 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 54,5700 | 109 | 6 | 25 109 | ||||
| 2022-01-19 | 2022-01-14 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 54,5700 | 109 | 6 | 11 387 | ||||
| 2022-01-19 | 2022-01-14 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 54,4700 | 109 | 6 | 20 977 | ||||
| 2021-12-27 | 2021-12-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −56 513 | 5 581 778 | |||||
| 2021-12-27 | 2021-12-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 74,5820 | −4 666 | −348 | 0 | ||||
| 2021-12-27 | 2021-12-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 73,6650 | −51 847 | −3 819 | 4 666 | ||||
| 2021-12-27 | 2021-12-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 56 513 | 56 513 | ||||||
| 2021-12-27 | 2021-12-23 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −56 513 | 5 581 778 | |||||
| 2021-12-27 | 2021-12-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 74,5820 | −4 666 | −348 | 0 | ||||
| 2021-12-27 | 2021-12-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 73,6650 | −51 847 | −3 819 | 4 666 | ||||
| 2021-12-27 | 2021-12-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 56 513 | 56 513 | ||||||
| 2021-12-17 | 2021-12-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −19 140 | 6 792 182 | |||||
| 2021-12-17 | 2021-12-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 72,7330 | −400 | −29 | 0 | ||||
| 2021-12-17 | 2021-12-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 72,3170 | −7 126 | −515 | 400 | ||||
| 2021-12-17 | 2021-12-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 71,1120 | −6 637 | −472 | 7 526 | ||||
| 2021-12-17 | 2021-12-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 70,0710 | −4 977 | −349 | 14 163 | ||||
| 2021-12-17 | 2021-12-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 19 140 | 19 140 | ||||||
| 2021-12-17 | 2021-12-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −23 669 | 10 426 610 | |||||
| 2021-12-17 | 2021-12-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 72,7330 | −484 | −35 | 0 | ||||
| 2021-12-17 | 2021-12-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 72,3210 | −9 112 | −659 | 484 | ||||
| 2021-12-17 | 2021-12-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 71,1290 | −7 696 | −547 | 9 596 | ||||
| 2021-12-17 | 2021-12-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 70,1030 | −6 377 | −447 | 17 292 | ||||
| 2021-12-17 | 2021-12-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 23 669 | 23 669 | ||||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −19 140 | 6 792 182 | |||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −23 669 | 10 426 610 | |||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 72,7330 | −400 | −29 | 0 | ||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 72,3170 | −7 126 | −515 | 400 | ||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 71,1120 | −6 637 | −472 | 7 526 | ||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 70,0710 | −4 977 | −349 | 14 163 | ||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 19 140 | 19 140 | ||||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 72,7330 | −484 | −35 | 0 | ||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 72,3210 | −9 112 | −659 | 484 | ||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 71,1290 | −7 696 | −547 | 9 596 | ||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 70,1030 | −6 377 | −447 | 17 292 | ||||
| 2021-12-17 | 2021-12-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 23 669 | 23 669 | ||||||
| 2021-12-17 | 2021-12-16 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −800 | 5 638 291 | |||||
| 2021-12-17 | 2021-12-16 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 72,9360 | −800 | −58 | 0 | ||||
| 2021-12-17 | 2021-12-16 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 800 | 800 | ||||||
| 2021-12-17 | 2021-12-16 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −800 | 5 638 291 | |||||
| 2021-12-17 | 2021-12-16 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 72,9360 | −800 | −58 | 0 | ||||
| 2021-12-17 | 2021-12-16 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 800 | 800 | ||||||
| 2021-12-15 | 2021-12-13 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −42 687 | 5 639 091 | |||||
| 2021-12-15 | 2021-12-13 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 73,7100 | −42 687 | −3 146 | 0 | ||||
| 2021-12-15 | 2021-12-13 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 42 687 | 42 687 | ||||||
| 2021-12-15 | 2021-12-13 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −42 687 | 5 639 091 | |||||
| 2021-12-15 | 2021-12-13 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 73,7100 | −42 687 | −3 146 | 0 | ||||
| 2021-12-15 | 2021-12-13 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 42 687 | 42 687 | ||||||
| 2021-12-10 | 2021-12-09 | 4 | Carter Sandra Ann | ALTR | Class A Common Stock | D | 1 378 | 4 134 | ||||||
| 2021-12-10 | 2021-12-09 | 4 | Carter Sandra Ann | ALTR | Class A Common Stock | D | 2 756 | 2 756 | ||||||
| 2021-11-19 | 2021-11-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −8 860 | 6 811 322 | |||||
| 2021-11-19 | 2021-11-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −9 867 | 10 450 279 | |||||
| 2021-11-19 | 2021-11-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 78,2670 | −8 860 | −693 | 0 | ||||
| 2021-11-19 | 2021-11-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 8 860 | 8 860 | ||||||
| 2021-11-19 | 2021-11-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 78,2710 | −9 867 | −772 | 0 | ||||
| 2021-11-19 | 2021-11-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 9 867 | 9 867 | ||||||
| 2021-11-19 | 2021-11-17 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −8 860 | 6 811 322 | |||||
| 2021-11-19 | 2021-11-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 78,2670 | −8 860 | −693 | 0 | ||||
| 2021-11-19 | 2021-11-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 8 860 | 8 860 | ||||||
| 2021-11-19 | 2021-11-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −9 867 | 10 450 279 | |||||
| 2021-11-19 | 2021-11-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 78,2710 | −9 867 | −772 | 0 | ||||
| 2021-11-19 | 2021-11-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 9 867 | 9 867 | ||||||
| 2021-11-17 | 2021-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −8 099 | 10 460 146 | |||||
| 2021-11-17 | 2021-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 79,3320 | −4 294 | −341 | 0 | ||||
| 2021-11-17 | 2021-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 78,8630 | −3 805 | −300 | 4 294 | ||||
| 2021-11-17 | 2021-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 8 099 | 8 099 | ||||||
| 2021-11-17 | 2021-11-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −7 751 | 10 468 245 | |||||
| 2021-11-17 | 2021-11-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 78,3630 | −135 | −11 | 0 | ||||
| 2021-11-17 | 2021-11-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 77,7460 | −7 616 | −592 | 135 | ||||
| 2021-11-17 | 2021-11-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 7 751 | 7 751 | ||||||
| 2021-11-17 | 2021-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −7 075 | 6 820 182 | |||||
| 2021-11-17 | 2021-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −8 099 | 10 460 146 | |||||
| 2021-11-17 | 2021-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 79,3480 | −3 860 | −306 | 0 | ||||
| 2021-11-17 | 2021-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 78,8760 | −3 215 | −254 | 3 860 | ||||
| 2021-11-17 | 2021-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 7 075 | 7 075 | ||||||
| 2021-11-17 | 2021-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 79,3320 | −4 294 | −341 | 0 | ||||
| 2021-11-17 | 2021-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 78,8630 | −3 805 | −300 | 4 294 | ||||
| 2021-11-17 | 2021-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 8 099 | 8 099 | ||||||
| 2021-11-17 | 2021-11-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −6 747 | 6 827 257 | |||||
| 2021-11-17 | 2021-11-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −7 751 | 10 468 245 | |||||
| 2021-11-17 | 2021-11-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 78,4000 | −100 | −8 | 0 | ||||
| 2021-11-17 | 2021-11-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 77,7430 | −6 647 | −517 | 100 | ||||
| 2021-11-17 | 2021-11-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 6 747 | 6 747 | ||||||
| 2021-11-17 | 2021-11-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 78,3630 | −135 | −11 | 0 | ||||
| 2021-11-17 | 2021-11-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 77,7460 | −7 616 | −592 | 135 | ||||
| 2021-11-17 | 2021-11-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 7 751 | 7 751 | ||||||
| 2021-11-17 | 2021-11-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −7 075 | 6 820 182 | |||||
| 2021-11-17 | 2021-11-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 79,3480 | −3 860 | −306 | 0 | ||||
| 2021-11-17 | 2021-11-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 78,8760 | −3 215 | −254 | 3 860 | ||||
| 2021-11-17 | 2021-11-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 7 075 | 7 075 | ||||||
| 2021-11-17 | 2021-11-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −6 747 | 6 827 257 | |||||
| 2021-11-17 | 2021-11-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 78,4000 | −100 | −8 | 0 | ||||
| 2021-11-17 | 2021-11-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 77,7430 | −6 647 | −517 | 100 | ||||
| 2021-11-17 | 2021-11-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 6 747 | 6 747 | ||||||
| 2021-11-05 | 2021-11-04 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 80,0000 | −5 000 | −400 | 38 265 | ||||
| 2021-11-05 | 2021-11-04 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −14 994 | 5 681 778 | |||||
| 2021-11-05 | 2021-11-04 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 79,3730 | −8 603 | −683 | 0 | ||||
| 2021-11-05 | 2021-11-04 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 78,4030 | −6 391 | −501 | 8 603 | ||||
| 2021-11-05 | 2021-11-04 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 14 994 | 14 994 | ||||||
| 2021-11-05 | 2021-11-03 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −85 006 | 5 696 772 | |||||
| 2021-11-05 | 2021-11-03 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 77,7750 | −85 006 | −6 611 | 0 | ||||
| 2021-11-05 | 2021-11-03 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 85 006 | 85 006 | ||||||
| 2021-11-05 | 2021-11-04 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −14 994 | 5 681 778 | |||||
| 2021-11-05 | 2021-11-04 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 79,3730 | −8 603 | −683 | 0 | ||||
| 2021-11-05 | 2021-11-04 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 78,4030 | −6 391 | −501 | 8 603 | ||||
| 2021-11-05 | 2021-11-04 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 14 994 | 14 994 | ||||||
| 2021-11-05 | 2021-11-03 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −85 006 | 5 696 772 | |||||
| 2021-11-05 | 2021-11-03 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 77,7750 | −85 006 | −6 611 | 0 | ||||
| 2021-11-05 | 2021-11-03 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 85 006 | 85 006 | ||||||
| 2021-10-21 | 2021-10-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −9 076 | 6 834 004 | |||||
| 2021-10-21 | 2021-10-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −11 955 | 10 475 996 | |||||
| 2021-10-21 | 2021-10-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 74,2270 | −8 270 | −614 | 0 | ||||
| 2021-10-21 | 2021-10-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 73,3130 | −806 | −59 | 8 270 | ||||
| 2021-10-21 | 2021-10-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 9 076 | 9 076 | ||||||
| 2021-10-21 | 2021-10-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 74,2740 | −8 195 | −609 | 0 | ||||
| 2021-10-21 | 2021-10-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 73,7640 | −3 760 | −277 | 8 195 | ||||
| 2021-10-21 | 2021-10-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 11 955 | 11 955 | ||||||
| 2021-10-21 | 2021-10-19 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −9 076 | 6 834 004 | |||||
| 2021-10-21 | 2021-10-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 74,2270 | −8 270 | −614 | 0 | ||||
| 2021-10-21 | 2021-10-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 73,3130 | −806 | −59 | 8 270 | ||||
| 2021-10-21 | 2021-10-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 9 076 | 9 076 | ||||||
| 2021-10-21 | 2021-10-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −11 955 | 10 475 996 | |||||
| 2021-10-21 | 2021-10-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 74,2740 | −8 195 | −609 | 0 | ||||
| 2021-10-21 | 2021-10-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 73,7640 | −3 760 | −277 | 8 195 | ||||
| 2021-10-21 | 2021-10-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 11 955 | 11 955 | ||||||
| 2021-10-19 | 2021-10-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −10 756 | 6 843 080 | |||||
| 2021-10-19 | 2021-10-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −14 597 | 10 487 951 | |||||
| 2021-10-19 | 2021-10-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 73,6840 | −10 456 | −770 | 0 | ||||
| 2021-10-19 | 2021-10-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 72,7110 | −300 | −22 | 10 456 | ||||
| 2021-10-19 | 2021-10-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 10 756 | 10 756 | ||||||
| 2021-10-19 | 2021-10-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 73,6880 | −14 097 | −1 039 | 0 | ||||
| 2021-10-19 | 2021-10-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 72,8480 | −500 | −36 | 14 097 | ||||
| 2021-10-19 | 2021-10-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 14 597 | 14 597 | ||||||
| 2021-10-19 | 2021-10-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −10 168 | 6 853 836 | |||||
| 2021-10-19 | 2021-10-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −13 448 | 10 502 548 | |||||
| 2021-10-19 | 2021-10-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 73,9540 | −4 346 | −321 | 0 | ||||
| 2021-10-19 | 2021-10-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 73,0680 | −5 822 | −425 | 4 346 | ||||
| 2021-10-19 | 2021-10-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 10 168 | 10 168 | ||||||
| 2021-10-19 | 2021-10-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 73,9090 | −6 826 | −505 | 0 | ||||
| 2021-10-19 | 2021-10-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 73,0080 | −6 622 | −483 | 6 826 | ||||
| 2021-10-19 | 2021-10-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 13 448 | 13 448 | ||||||
| 2021-10-19 | 2021-10-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −14 597 | 10 487 951 | |||||
| 2021-10-19 | 2021-10-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 73,6880 | −14 097 | −1 039 | 0 | ||||
| 2021-10-19 | 2021-10-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 72,8480 | −500 | −36 | 14 097 | ||||
| 2021-10-19 | 2021-10-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 14 597 | 14 597 | ||||||
| 2021-10-19 | 2021-10-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −13 448 | 10 502 548 | |||||
| 2021-10-19 | 2021-10-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 73,9090 | −6 826 | −505 | 0 | ||||
| 2021-10-19 | 2021-10-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 73,0080 | −6 622 | −483 | 6 826 | ||||
| 2021-10-19 | 2021-10-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 13 448 | 13 448 | ||||||
| 2021-10-19 | 2021-10-18 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −10 756 | 6 843 080 | |||||
| 2021-10-19 | 2021-10-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 73,6840 | −10 456 | −770 | 0 | ||||
| 2021-10-19 | 2021-10-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 72,7110 | −300 | −22 | 10 456 | ||||
| 2021-10-19 | 2021-10-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 10 756 | 10 756 | ||||||
| 2021-10-19 | 2021-10-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −10 168 | 6 853 836 | |||||
| 2021-10-19 | 2021-10-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 73,9540 | −4 346 | −321 | 0 | ||||
| 2021-10-19 | 2021-10-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 73,0680 | −5 822 | −425 | 4 346 | ||||
| 2021-10-19 | 2021-10-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 10 168 | 10 168 | ||||||
| 2021-10-15 | 2021-10-14 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −66 845 | 5 781 778 | |||||
| 2021-10-15 | 2021-10-14 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 73,6650 | −5 055 | −372 | 0 | ||||
| 2021-10-15 | 2021-10-14 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 73,0370 | −61 790 | −4 513 | 5 055 | ||||
| 2021-10-15 | 2021-10-14 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 66 845 | 66 845 | ||||||
| 2021-10-15 | 2021-10-14 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −66 845 | 5 781 778 | |||||
| 2021-10-15 | 2021-10-14 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 73,6650 | −5 055 | −372 | 0 | ||||
| 2021-10-15 | 2021-10-14 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 73,0370 | −61 790 | −4 513 | 5 055 | ||||
| 2021-10-15 | 2021-10-14 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 66 845 | 66 845 | ||||||
| 2021-10-12 | 2021-10-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −33 155 | 5 848 623 | |||||
| 2021-10-12 | 2021-10-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 72,1600 | −33 155 | −2 392 | 0 | ||||
| 2021-10-12 | 2021-10-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 33 155 | 33 155 | ||||||
| 2021-10-12 | 2021-10-07 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −33 155 | 5 848 623 | |||||
| 2021-10-12 | 2021-10-07 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 72,1600 | −33 155 | −2 392 | 0 | ||||
| 2021-10-12 | 2021-10-07 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 33 155 | 33 155 | ||||||
| 2021-09-27 | 2021-09-24 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −374 950 | 5 881 778 | |||||
| 2021-09-27 | 2021-09-24 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | −187 475 | 0 | ||||||
| 2021-09-27 | 2021-09-24 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | −187 475 | 0 | ||||||
| 2021-09-27 | 2021-09-24 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 374 950 | 374 950 | ||||||
| 2021-09-27 | 2021-09-24 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −374 950 | 5 881 778 | |||||
| 2021-09-27 | 2021-09-24 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | −187 475 | 0 | ||||||
| 2021-09-27 | 2021-09-24 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | −187 475 | 0 | ||||||
| 2021-09-27 | 2021-09-24 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 374 950 | 374 950 | ||||||
| 2021-09-20 | 2021-09-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −14 571 | 6 864 004 | |||||
| 2021-09-20 | 2021-09-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −22 151 | 10 515 996 | |||||
| 2021-09-20 | 2021-09-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 76,1100 | −100 | −8 | 0 | ||||
| 2021-09-20 | 2021-09-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 76,1100 | −100 | −8 | 0 | ||||
| 2021-09-20 | 2021-09-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 75,2340 | −2 600 | −196 | 100 | ||||
| 2021-09-20 | 2021-09-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 74,5530 | −11 871 | −885 | 2 700 | ||||
| 2021-09-20 | 2021-09-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 14 571 | 14 571 | ||||||
| 2021-09-20 | 2021-09-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 75,1650 | −3 925 | −295 | 100 | ||||
| 2021-09-20 | 2021-09-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 74,5480 | −18 126 | −1 351 | 4 025 | ||||
| 2021-09-20 | 2021-09-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 22 151 | 22 151 | ||||||
| 2021-09-20 | 2021-09-17 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −14 571 | 6 864 004 | |||||
| 2021-09-20 | 2021-09-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 76,1100 | −100 | −8 | 0 | ||||
| 2021-09-20 | 2021-09-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 75,2340 | −2 600 | −196 | 100 | ||||
| 2021-09-20 | 2021-09-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 74,5530 | −11 871 | −885 | 2 700 | ||||
| 2021-09-20 | 2021-09-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 14 571 | 14 571 | ||||||
| 2021-09-20 | 2021-09-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −22 151 | 10 515 996 | |||||
| 2021-09-20 | 2021-09-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 76,1100 | −100 | −8 | 0 | ||||
| 2021-09-20 | 2021-09-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 75,1650 | −3 925 | −295 | 100 | ||||
| 2021-09-20 | 2021-09-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 74,5480 | −18 126 | −1 351 | 4 025 | ||||
| 2021-09-20 | 2021-09-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 22 151 | 22 151 | ||||||
| 2021-09-17 | 2021-09-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −7 865 | 6 878 575 | |||||
| 2021-09-17 | 2021-09-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −9 031 | 10 538 147 | |||||
| 2021-09-17 | 2021-09-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 75,6800 | −100 | −8 | 0 | ||||
| 2021-09-17 | 2021-09-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 75,0990 | −7 765 | −583 | 100 | ||||
| 2021-09-17 | 2021-09-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 7 865 | 7 865 | ||||||
| 2021-09-17 | 2021-09-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 75,5490 | −1 358 | −103 | 0 | ||||
| 2021-09-17 | 2021-09-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 75,0180 | −7 673 | −576 | 1 358 | ||||
| 2021-09-17 | 2021-09-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 9 031 | 9 031 | ||||||
| 2021-09-17 | 2021-09-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −7 564 | 6 886 440 | |||||
| 2021-09-17 | 2021-09-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −8 818 | 10 547 178 | |||||
| 2021-09-17 | 2021-09-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 75,5210 | −6 164 | −466 | 0 | ||||
| 2021-09-17 | 2021-09-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 74,9560 | −1 400 | −105 | 6 164 | ||||
| 2021-09-17 | 2021-09-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 7 564 | 7 564 | ||||||
| 2021-09-17 | 2021-09-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 75,6050 | −4 868 | −368 | 0 | ||||
| 2021-09-17 | 2021-09-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 75,1420 | −3 950 | −297 | 4 868 | ||||
| 2021-09-17 | 2021-09-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 8 818 | 8 818 | ||||||
| 2021-09-17 | 2021-09-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −7 865 | 6 878 575 | |||||
| 2021-09-17 | 2021-09-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 75,6800 | −100 | −8 | 0 | ||||
| 2021-09-17 | 2021-09-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 75,0990 | −7 765 | −583 | 100 | ||||
| 2021-09-17 | 2021-09-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 7 865 | 7 865 | ||||||
| 2021-09-17 | 2021-09-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −7 564 | 6 886 440 | |||||
| 2021-09-17 | 2021-09-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 75,5210 | −6 164 | −466 | 0 | ||||
| 2021-09-17 | 2021-09-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 74,9560 | −1 400 | −105 | 6 164 | ||||
| 2021-09-17 | 2021-09-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 7 564 | 7 564 | ||||||
| 2021-09-17 | 2021-09-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −9 031 | 10 538 147 | |||||
| 2021-09-17 | 2021-09-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 75,5490 | −1 358 | −103 | 0 | ||||
| 2021-09-17 | 2021-09-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 75,0180 | −7 673 | −576 | 1 358 | ||||
| 2021-09-17 | 2021-09-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 9 031 | 9 031 | ||||||
| 2021-09-17 | 2021-09-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −8 818 | 10 547 178 | |||||
| 2021-09-17 | 2021-09-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 75,6050 | −4 868 | −368 | 0 | ||||
| 2021-09-17 | 2021-09-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 75,1420 | −3 950 | −297 | 4 868 | ||||
| 2021-09-17 | 2021-09-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 8 818 | 8 818 | ||||||
| 2021-09-03 | 2021-09-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −50 000 | 6 256 728 | |||||
| 2021-09-03 | 2021-09-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 74,8060 | −50 000 | −3 740 | 0 | ||||
| 2021-09-03 | 2021-09-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2021-09-03 | 2021-09-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −50 000 | 6 306 728 | |||||
| 2021-09-03 | 2021-09-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 75,3060 | −50 000 | −3 765 | 0 | ||||
| 2021-09-03 | 2021-09-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2021-09-03 | 2021-09-02 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −50 000 | 6 256 728 | |||||
| 2021-09-03 | 2021-09-02 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 74,8060 | −50 000 | −3 740 | 0 | ||||
| 2021-09-03 | 2021-09-02 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 50 000 | 50 000 | ||||||
| 2021-09-03 | 2021-09-01 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −50 000 | 6 306 728 | |||||
| 2021-09-03 | 2021-09-01 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 75,3060 | −50 000 | −3 765 | 0 | ||||
| 2021-09-03 | 2021-09-01 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 50 000 | 50 000 | ||||||
| 2021-09-01 | 2021-09-01 | 4 | Schramm Uwe | ALTR | Stock Option (Right to Buy) | D | 5,18 | −5 000 | 12 336 | |||||
| 2021-09-01 | 2021-09-01 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 75,0000 | −5 000 | −375 | 43 265 | ||||
| 2021-09-01 | 2021-09-01 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 5,1800 | 5 000 | 26 | 48 265 | ||||
| 2021-08-19 | 2021-08-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −9 721 | 6 894 004 | |||||
| 2021-08-19 | 2021-08-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −13 907 | 10 555 996 | |||||
| 2021-08-19 | 2021-08-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 70,9460 | −9 721 | −690 | 0 | ||||
| 2021-08-19 | 2021-08-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 9 721 | 9 721 | ||||||
| 2021-08-19 | 2021-08-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 71,4100 | −200 | −14 | 0 | ||||
| 2021-08-19 | 2021-08-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 70,9200 | −13 707 | −972 | 200 | ||||
| 2021-08-19 | 2021-08-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 13 907 | 13 907 | ||||||
| 2021-08-19 | 2021-08-18 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −9 721 | 6 894 004 | |||||
| 2021-08-19 | 2021-08-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 70,9460 | −9 721 | −690 | 0 | ||||
| 2021-08-19 | 2021-08-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 9 721 | 9 721 | ||||||
| 2021-08-19 | 2021-08-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −13 907 | 10 555 996 | |||||
| 2021-08-19 | 2021-08-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 71,4100 | −200 | −14 | 0 | ||||
| 2021-08-19 | 2021-08-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 70,9200 | −13 707 | −972 | 200 | ||||
| 2021-08-19 | 2021-08-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 13 907 | 13 907 | ||||||
| 2021-08-18 | 2021-08-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −5 659 | 6 903 725 | |||||
| 2021-08-18 | 2021-08-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −7 279 | 10 569 903 | |||||
| 2021-08-18 | 2021-08-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 71,1160 | −5 659 | −402 | 0 | ||||
| 2021-08-18 | 2021-08-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 659 | 5 659 | ||||||
| 2021-08-18 | 2021-08-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 71,1030 | −7 279 | −518 | 0 | ||||
| 2021-08-18 | 2021-08-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 7 279 | 7 279 | ||||||
| 2021-08-18 | 2021-08-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −14 620 | 6 909 384 | |||||
| 2021-08-18 | 2021-08-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −18 814 | 10 577 182 | |||||
| 2021-08-18 | 2021-08-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 72,2410 | −12 109 | −875 | 0 | ||||
| 2021-08-18 | 2021-08-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 71,5070 | −2 511 | −180 | 12 109 | ||||
| 2021-08-18 | 2021-08-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 14 620 | 14 620 | ||||||
| 2021-08-18 | 2021-08-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 72,2430 | −15 661 | −1 131 | 0 | ||||
| 2021-08-18 | 2021-08-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 71,5230 | −3 153 | −226 | 15 661 | ||||
| 2021-08-18 | 2021-08-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 18 814 | 18 814 | ||||||
| 2021-08-18 | 2021-08-17 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −5 659 | 6 903 725 | |||||
| 2021-08-18 | 2021-08-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 71,1160 | −5 659 | −402 | 0 | ||||
| 2021-08-18 | 2021-08-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 659 | 5 659 | ||||||
| 2021-08-18 | 2021-08-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −14 620 | 6 909 384 | |||||
| 2021-08-18 | 2021-08-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 72,2410 | −12 109 | −875 | 0 | ||||
| 2021-08-18 | 2021-08-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 71,5070 | −2 511 | −180 | 12 109 | ||||
| 2021-08-18 | 2021-08-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 14 620 | 14 620 | ||||||
| 2021-08-18 | 2021-08-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −7 279 | 10 569 903 | |||||
| 2021-08-18 | 2021-08-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 71,1030 | −7 279 | −518 | 0 | ||||
| 2021-08-18 | 2021-08-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 7 279 | 7 279 | ||||||
| 2021-08-18 | 2021-08-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −18 814 | 10 577 182 | |||||
| 2021-08-18 | 2021-08-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 72,2430 | −15 661 | −1 131 | 0 | ||||
| 2021-08-18 | 2021-08-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 71,5230 | −3 153 | −226 | 15 661 | ||||
| 2021-08-18 | 2021-08-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 18 814 | 18 814 | ||||||
| 2021-08-13 | 2021-08-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −55 486 | 6 356 728 | |||||
| 2021-08-13 | 2021-08-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 71,0560 | −55 486 | −3 943 | 0 | ||||
| 2021-08-13 | 2021-08-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 55 486 | 55 486 | ||||||
| 2021-08-13 | 2021-08-12 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −55 486 | 6 356 728 | |||||
| 2021-08-13 | 2021-08-12 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 71,0560 | −55 486 | −3 943 | 0 | ||||
| 2021-08-13 | 2021-08-12 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 55 486 | 55 486 | ||||||
| 2021-08-12 | 2021-08-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −44 514 | 6 412 214 | |||||
| 2021-08-12 | 2021-08-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 70,7560 | −44 514 | −3 150 | 0 | ||||
| 2021-08-12 | 2021-08-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 44 514 | 44 514 | ||||||
| 2021-08-12 | 2021-08-11 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −44 514 | 6 412 214 | |||||
| 2021-08-12 | 2021-08-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 70,7560 | −44 514 | −3 150 | 0 | ||||
| 2021-08-12 | 2021-08-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 44 514 | 44 514 | ||||||
| 2021-08-10 | 2021-08-09 | 4 | Schramm Uwe | ALTR | Stock Option (Right to Buy) | D | 5,18 | −5 000 | 17 336 | |||||
| 2021-08-10 | 2021-08-09 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 72,0000 | −5 000 | −360 | 43 265 | ||||
| 2021-08-10 | 2021-08-09 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 5,1800 | 5 000 | 26 | 48 265 | ||||
| 2021-07-26 | 2021-07-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −35 465 | 6 456 728 | |||||
| 2021-07-26 | 2021-07-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 68,0000 | −35 465 | −2 412 | 0 | ||||
| 2021-07-26 | 2021-07-23 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 35 465 | 35 465 | ||||||
| 2021-07-26 | 2021-07-23 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −35 465 | 6 456 728 | |||||
| 2021-07-26 | 2021-07-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 68,0000 | −35 465 | −2 412 | 0 | ||||
| 2021-07-26 | 2021-07-23 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 35 465 | 35 465 | ||||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −4 742 | 6 924 004 | |||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −11 180 | 10 595 996 | |||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,9010 | −442 | −29 | 0 | ||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,3290 | −3 100 | −203 | 442 | ||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 64,0370 | −500 | −32 | 3 542 | ||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 63,3310 | −700 | −44 | 4 042 | ||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 4 742 | 4 742 | ||||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,8800 | −1 266 | −83 | 0 | ||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,3170 | −7 203 | −470 | 1 266 | ||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 63,9890 | −1 411 | −90 | 8 469 | ||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 63,3410 | −1 300 | −82 | 9 880 | ||||
| 2021-07-20 | 2021-07-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 11 180 | 11 180 | ||||||
| 2021-07-20 | 2021-07-19 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −4 742 | 6 924 004 | |||||
| 2021-07-20 | 2021-07-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,9010 | −442 | −29 | 0 | ||||
| 2021-07-20 | 2021-07-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,3290 | −3 100 | −203 | 442 | ||||
| 2021-07-20 | 2021-07-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 64,0370 | −500 | −32 | 3 542 | ||||
| 2021-07-20 | 2021-07-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 63,3310 | −700 | −44 | 4 042 | ||||
| 2021-07-20 | 2021-07-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 4 742 | 4 742 | ||||||
| 2021-07-20 | 2021-07-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −11 180 | 10 595 996 | |||||
| 2021-07-20 | 2021-07-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,8800 | −1 266 | −83 | 0 | ||||
| 2021-07-20 | 2021-07-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,3170 | −7 203 | −470 | 1 266 | ||||
| 2021-07-20 | 2021-07-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 63,9890 | −1 411 | −90 | 8 469 | ||||
| 2021-07-20 | 2021-07-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 63,3410 | −1 300 | −82 | 9 880 | ||||
| 2021-07-20 | 2021-07-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 11 180 | 11 180 | ||||||
| 2021-07-19 | 2021-07-16 | 4 | Ayyar Shekar G | ALTR | Class A Common Stock | D | 3 117 | 6 234 | ||||||
| 2021-07-19 | 2021-07-16 | 4 | Ayyar Shekar G | ALTR | Class A Common Stock | D | 3 117 | 6 234 | ||||||
| 2021-07-19 | 2021-07-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −13 081 | 6 928 746 | |||||
| 2021-07-19 | 2021-07-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −14 994 | 10 607 176 | |||||
| 2021-07-19 | 2021-07-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 66,3660 | −4 012 | −266 | 0 | ||||
| 2021-07-19 | 2021-07-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,4660 | −2 822 | −185 | 4 012 | ||||
| 2021-07-19 | 2021-07-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 64,3710 | −6 247 | −402 | 6 834 | ||||
| 2021-07-19 | 2021-07-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 13 081 | 13 081 | ||||||
| 2021-07-19 | 2021-07-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 66,3380 | −4 773 | −317 | 0 | ||||
| 2021-07-19 | 2021-07-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,4670 | −2 844 | −186 | 4 773 | ||||
| 2021-07-19 | 2021-07-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 64,3890 | −7 377 | −475 | 7 617 | ||||
| 2021-07-19 | 2021-07-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 14 994 | 14 994 | ||||||
| 2021-07-19 | 2021-07-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −12 177 | 6 941 827 | |||||
| 2021-07-19 | 2021-07-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −13 826 | 10 622 170 | |||||
| 2021-07-19 | 2021-07-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 67,8800 | −100 | −7 | 0 | ||||
| 2021-07-19 | 2021-07-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 66,6650 | −2 400 | −160 | 100 | ||||
| 2021-07-19 | 2021-07-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,8410 | −9 677 | −637 | 2 500 | ||||
| 2021-07-19 | 2021-07-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 12 177 | 12 177 | ||||||
| 2021-07-19 | 2021-07-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 67,7970 | −126 | −9 | 0 | ||||
| 2021-07-19 | 2021-07-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 66,6570 | −2 931 | −195 | 126 | ||||
| 2021-07-19 | 2021-07-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,8340 | −10 769 | −709 | 3 057 | ||||
| 2021-07-19 | 2021-07-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 13 826 | 13 826 | ||||||
| 2021-07-19 | 2021-07-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −13 081 | 6 928 746 | |||||
| 2021-07-19 | 2021-07-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 66,3660 | −4 012 | −266 | 0 | ||||
| 2021-07-19 | 2021-07-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,4660 | −2 822 | −185 | 4 012 | ||||
| 2021-07-19 | 2021-07-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 64,3710 | −6 247 | −402 | 6 834 | ||||
| 2021-07-19 | 2021-07-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 13 081 | 13 081 | ||||||
| 2021-07-19 | 2021-07-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −12 177 | 6 941 827 | |||||
| 2021-07-19 | 2021-07-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 67,8800 | −100 | −7 | 0 | ||||
| 2021-07-19 | 2021-07-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 66,6650 | −2 400 | −160 | 100 | ||||
| 2021-07-19 | 2021-07-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,8410 | −9 677 | −637 | 2 500 | ||||
| 2021-07-19 | 2021-07-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 12 177 | 12 177 | ||||||
| 2021-07-19 | 2021-07-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −14 994 | 10 607 176 | |||||
| 2021-07-19 | 2021-07-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 66,3380 | −4 773 | −317 | 0 | ||||
| 2021-07-19 | 2021-07-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,4670 | −2 844 | −186 | 4 773 | ||||
| 2021-07-19 | 2021-07-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 64,3890 | −7 377 | −475 | 7 617 | ||||
| 2021-07-19 | 2021-07-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 14 994 | 14 994 | ||||||
| 2021-07-19 | 2021-07-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −13 826 | 10 622 170 | |||||
| 2021-07-19 | 2021-07-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 67,7970 | −126 | −9 | 0 | ||||
| 2021-07-19 | 2021-07-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 66,6570 | −2 931 | −195 | 126 | ||||
| 2021-07-19 | 2021-07-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,8340 | −10 769 | −709 | 3 057 | ||||
| 2021-07-19 | 2021-07-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 13 826 | 13 826 | ||||||
| 2021-07-15 | 2021-07-14 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 5,18 | −5 000 | 3 460 | |||||
| 2021-07-15 | 2021-07-14 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 68,7800 | −5 000 | −344 | 13 228 | ||||
| 2021-07-15 | 2021-07-14 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 5,1800 | 5 000 | 26 | 18 228 | ||||
| 2021-07-08 | 2021-07-06 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −64 535 | 6 492 193 | |||||
| 2021-07-08 | 2021-07-06 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 71,5600 | −900 | −64 | 0 | ||||
| 2021-07-08 | 2021-07-06 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 70,9110 | −63 635 | −4 512 | 900 | ||||
| 2021-07-08 | 2021-07-06 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 64 535 | 64 535 | ||||||
| 2021-07-08 | 2021-07-06 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −64 535 | 6 492 193 | |||||
| 2021-07-08 | 2021-07-06 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 71,5600 | −900 | −64 | 0 | ||||
| 2021-07-08 | 2021-07-06 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 70,9110 | −63 635 | −4 512 | 900 | ||||
| 2021-07-08 | 2021-07-06 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 64 535 | 64 535 | ||||||
| 2021-07-07 | 2021-07-07 | 4 | Chouinard Brett R | ALTR | Stock Option (Right to Buy) | D | 5,18 | −5 000 | 8 460 | |||||
| 2021-07-07 | 2021-07-07 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 70,4090 | −1 519 | −107 | 13 228 | ||||
| 2021-07-07 | 2021-07-07 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 69,1900 | −3 481 | −241 | 14 747 | ||||
| 2021-07-07 | 2021-07-07 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 5,1800 | 5 000 | 26 | 18 228 | ||||
| 2021-06-30 | 2021-06-30 | 4 | Chouinard Brett R | ALTR | Stock Option (Right to Buy) | D | 5,18 | −5 000 | 13 460 | |||||
| 2021-06-30 | 2021-06-30 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 71,0300 | −209 | −15 | 13 228 | ||||
| 2021-06-30 | 2021-06-30 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 70,3640 | −4 791 | −337 | 13 437 | ||||
| 2021-06-30 | 2021-06-30 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 5,1800 | 5 000 | 26 | 18 228 | ||||
| 2021-06-23 | 2021-06-23 | 4 | Chouinard Brett R | ALTR | Stock Option (Right to Buy) | D | 5,18 | −5 000 | 18 460 | |||||
| 2021-06-23 | 2021-06-23 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 66,9300 | −655 | −44 | 13 228 | ||||
| 2021-06-23 | 2021-06-23 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 66,5300 | −4 345 | −289 | 13 883 | ||||
| 2021-06-23 | 2021-06-23 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 5,1800 | 5 000 | 26 | 18 228 | ||||
| 2021-06-21 | 2021-06-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −9 993 | 6 954 004 | |||||
| 2021-06-21 | 2021-06-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −9 940 | 10 635 996 | |||||
| 2021-06-21 | 2021-06-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 63,3820 | −782 | −50 | 0 | ||||
| 2021-06-21 | 2021-06-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 62,9660 | −9 211 | −580 | 782 | ||||
| 2021-06-21 | 2021-06-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 9 993 | 9 993 | ||||||
| 2021-06-21 | 2021-06-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 63,4250 | −200 | −13 | 0 | ||||
| 2021-06-21 | 2021-06-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 62,9800 | −9 740 | −613 | 200 | ||||
| 2021-06-21 | 2021-06-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 9 940 | 9 940 | ||||||
| 2021-06-21 | 2021-06-17 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −9 993 | 6 954 004 | |||||
| 2021-06-21 | 2021-06-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 63,3820 | −782 | −50 | 0 | ||||
| 2021-06-21 | 2021-06-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 62,9660 | −9 211 | −580 | 782 | ||||
| 2021-06-21 | 2021-06-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 9 993 | 9 993 | ||||||
| 2021-06-21 | 2021-06-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −9 940 | 10 635 996 | |||||
| 2021-06-21 | 2021-06-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 63,4250 | −200 | −13 | 0 | ||||
| 2021-06-21 | 2021-06-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 62,9800 | −9 740 | −613 | 200 | ||||
| 2021-06-21 | 2021-06-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 9 940 | 9 940 | ||||||
| 2021-06-17 | 2021-06-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −12 127 | 6 963 997 | |||||
| 2021-06-17 | 2021-06-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −18 231 | 10 645 936 | |||||
| 2021-06-17 | 2021-06-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 64,6200 | −63 | −4 | 0 | ||||
| 2021-06-17 | 2021-06-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 63,8540 | −5 014 | −320 | 63 | ||||
| 2021-06-17 | 2021-06-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 63,1450 | −7 050 | −445 | 5 077 | ||||
| 2021-06-17 | 2021-06-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 12 127 | 12 127 | ||||||
| 2021-06-17 | 2021-06-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 64,6400 | −200 | −13 | 0 | ||||
| 2021-06-17 | 2021-06-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 63,8240 | −7 693 | −491 | 200 | ||||
| 2021-06-17 | 2021-06-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 63,1340 | −10 338 | −653 | 7 893 | ||||
| 2021-06-17 | 2021-06-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 18 231 | 18 231 | ||||||
| 2021-06-17 | 2021-06-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −7 880 | 6 976 124 | |||||
| 2021-06-17 | 2021-06-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −11 829 | 10 664 167 | |||||
| 2021-06-17 | 2021-06-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 66,5800 | −100 | −7 | 0 | ||||
| 2021-06-17 | 2021-06-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,6320 | −2 272 | −149 | 100 | ||||
| 2021-06-17 | 2021-06-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 64,6650 | −5 508 | −356 | 2 372 | ||||
| 2021-06-17 | 2021-06-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 7 880 | 7 880 | ||||||
| 2021-06-17 | 2021-06-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 66,5410 | −196 | −13 | 0 | ||||
| 2021-06-17 | 2021-06-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,6010 | −3 418 | −224 | 196 | ||||
| 2021-06-17 | 2021-06-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 64,6630 | −8 215 | −531 | 3 614 | ||||
| 2021-06-17 | 2021-06-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 11 829 | 11 829 | ||||||
| 2021-06-17 | 2021-06-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −12 127 | 6 963 997 | |||||
| 2021-06-17 | 2021-06-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 64,6200 | −63 | −4 | 0 | ||||
| 2021-06-17 | 2021-06-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 63,8540 | −5 014 | −320 | 63 | ||||
| 2021-06-17 | 2021-06-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 63,1450 | −7 050 | −445 | 5 077 | ||||
| 2021-06-17 | 2021-06-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 12 127 | 12 127 | ||||||
| 2021-06-17 | 2021-06-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −7 880 | 6 976 124 | |||||
| 2021-06-17 | 2021-06-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 66,5800 | −100 | −7 | 0 | ||||
| 2021-06-17 | 2021-06-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,6320 | −2 272 | −149 | 100 | ||||
| 2021-06-17 | 2021-06-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 64,6650 | −5 508 | −356 | 2 372 | ||||
| 2021-06-17 | 2021-06-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 7 880 | 7 880 | ||||||
| 2021-06-17 | 2021-06-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −18 231 | 10 645 936 | |||||
| 2021-06-17 | 2021-06-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 64,6400 | −200 | −13 | 0 | ||||
| 2021-06-17 | 2021-06-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 63,8240 | −7 693 | −491 | 200 | ||||
| 2021-06-17 | 2021-06-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 63,1340 | −10 338 | −653 | 7 893 | ||||
| 2021-06-17 | 2021-06-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 18 231 | 18 231 | ||||||
| 2021-06-17 | 2021-06-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −11 829 | 10 664 167 | |||||
| 2021-06-17 | 2021-06-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 66,5410 | −196 | −13 | 0 | ||||
| 2021-06-17 | 2021-06-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,6010 | −3 418 | −224 | 196 | ||||
| 2021-06-17 | 2021-06-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 64,6630 | −8 215 | −531 | 3 614 | ||||
| 2021-06-17 | 2021-06-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 11 829 | 11 829 | ||||||
| 2021-06-17 | 2021-06-16 | 4 | Chouinard Brett R | ALTR | Stock Option (Right to Buy) | D | 3,84 | −1 000 | 0 | |||||
| 2021-06-17 | 2021-06-16 | 4 | Chouinard Brett R | ALTR | Stock Option (Right to Buy) | D | 3,64 | −2 006 | 0 | |||||
| 2021-06-17 | 2021-06-16 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 64,0900 | −1 890 | −121 | 13 228 | ||||
| 2021-06-17 | 2021-06-16 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 64,0630 | −3 006 | −193 | 15 118 | ||||
| 2021-06-17 | 2021-06-16 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 3,8400 | 1 000 | 4 | 18 124 | ||||
| 2021-06-17 | 2021-06-16 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 3,6400 | 2 006 | 7 | 17 124 | ||||
| 2021-06-09 | 2021-06-08 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −35 570 | 6 556 728 | |||||
| 2021-06-09 | 2021-06-08 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 65,9810 | −35 570 | −2 347 | 0 | ||||
| 2021-06-09 | 2021-06-08 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 35 570 | 35 570 | ||||||
| 2021-06-09 | 2021-06-08 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −35 570 | 6 556 728 | |||||
| 2021-06-09 | 2021-06-08 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 65,9810 | −35 570 | −2 347 | 0 | ||||
| 2021-06-09 | 2021-06-08 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 35 570 | 35 570 | ||||||
| 2021-06-09 | 2021-06-08 | 4 | Schramm Uwe | ALTR | Stock Option (Right to Buy) | D | 5,18 | −4 449 | 22 336 | |||||
| 2021-06-09 | 2021-06-08 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 66,8270 | −4 449 | −297 | 43 265 | ||||
| 2021-06-09 | 2021-06-08 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 5,1800 | 4 449 | 23 | 47 714 | ||||
| 2021-06-08 | 2021-06-04 | 4 | Schramm Uwe | ALTR | Stock Option (Right to Buy) | D | 5,18 | −3 551 | 26 785 | |||||
| 2021-06-08 | 2021-06-04 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 66,6290 | −3 551 | −237 | 43 265 | ||||
| 2021-06-08 | 2021-06-04 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 5,1800 | 3 551 | 18 | 46 816 | ||||
| 2021-06-08 | 2021-06-04 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −64 430 | 6 592 298 | |||||
| 2021-06-08 | 2021-06-04 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 66,5290 | −340 | −23 | 0 | ||||
| 2021-06-08 | 2021-06-04 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 65,7760 | −64 090 | −4 216 | 340 | ||||
| 2021-06-08 | 2021-06-04 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 64 430 | 64 430 | ||||||
| 2021-06-08 | 2021-06-04 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −64 430 | 6 592 298 | |||||
| 2021-06-08 | 2021-06-04 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 66,5290 | −340 | −23 | 0 | ||||
| 2021-06-08 | 2021-06-04 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 65,7760 | −64 090 | −4 216 | 340 | ||||
| 2021-06-08 | 2021-06-04 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 64 430 | 64 430 | ||||||
| 2021-06-08 | 2021-06-04 | 4 | Kowal Jan | ALTR | Stock Option (Right to Buy) | D | 5,18 | −4 000 | 0 | |||||
| 2021-06-08 | 2021-06-04 | 4 | Kowal Jan | ALTR | Class A Common Stock | D | 66,6960 | −4 000 | −267 | 9 000 | ||||
| 2021-06-08 | 2021-06-04 | 4 | Kowal Jan | ALTR | Class A Common Stock | D | 5,1800 | 4 000 | 21 | 13 000 | ||||
| 2021-06-08 | 2021-06-04 | 4 | Dagg James | ALTR | Stock Option (Right to Buy) | D | 0,00 | −10 000 | 546 452 | |||||
| 2021-06-08 | 2021-06-04 | 4 | Dagg James | ALTR | Class A Common Stock | D | 66,8900 | −1 000 | −67 | 8 147 | ||||
| 2021-06-08 | 2021-06-04 | 4 | Dagg James | ALTR | Class A Common Stock | D | 66,3300 | −9 000 | −597 | 9 147 | ||||
| 2021-06-08 | 2021-06-04 | 4 | Dagg James | ALTR | Class A Common Stock | D | 10 000 | 18 147 | ||||||
| 2021-06-04 | 2021-06-02 | 4 | Anderson James Francis | ALTR | Class A Common Stock | D | 2 987 | 5 974 | ||||||
| 2021-06-04 | 2021-06-02 | 4 | Anderson James Francis | ALTR | Class A Common Stock | D | 2 987 | 5 974 | ||||||
| 2021-06-04 | 2021-06-02 | 4 | Boyce Mary Cunningham | ALTR | Class A Common Stock | D | 2 987 | 21 987 | ||||||
| 2021-06-04 | 2021-06-02 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 2 987 | 11 987 | ||||||
| 2021-06-04 | 2021-06-02 | 4 | Hart Richard | ALTR | Class A Common Stock | D | 2 987 | 11 987 | ||||||
| 2021-06-04 | 2021-06-02 | 4 | Earhart Stephen P | ALTR | Class A Common Stock | D | 2 987 | 51 987 | ||||||
| 2021-05-20 | 2021-05-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −6 130 | 6 984 004 | |||||
| 2021-05-20 | 2021-05-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −12 980 | 10 675 996 | |||||
| 2021-05-20 | 2021-05-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 61,8730 | −994 | −62 | 0 | ||||
| 2021-05-20 | 2021-05-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 60,7570 | −5 136 | −312 | 994 | ||||
| 2021-05-20 | 2021-05-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 6 130 | 6 130 | ||||||
| 2021-05-20 | 2021-05-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 62,3840 | −600 | −37 | 0 | ||||
| 2021-05-20 | 2021-05-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 61,9720 | −4 156 | −258 | 600 | ||||
| 2021-05-20 | 2021-05-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 60,8200 | −8 224 | −500 | 4 756 | ||||
| 2021-05-20 | 2021-05-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 12 980 | 12 980 | ||||||
| 2021-05-20 | 2021-05-19 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −6 130 | 6 984 004 | |||||
| 2021-05-20 | 2021-05-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 61,8730 | −994 | −62 | 0 | ||||
| 2021-05-20 | 2021-05-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 60,7570 | −5 136 | −312 | 994 | ||||
| 2021-05-20 | 2021-05-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 6 130 | 6 130 | ||||||
| 2021-05-20 | 2021-05-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −12 980 | 10 675 996 | |||||
| 2021-05-20 | 2021-05-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 62,3840 | −600 | −37 | 0 | ||||
| 2021-05-20 | 2021-05-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 61,9720 | −4 156 | −258 | 600 | ||||
| 2021-05-20 | 2021-05-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 60,8200 | −8 224 | −500 | 4 756 | ||||
| 2021-05-20 | 2021-05-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 12 980 | 12 980 | ||||||
| 2021-05-19 | 2021-05-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −17 515 | 10 688 976 | |||||
| 2021-05-19 | 2021-05-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,6080 | −3 681 | −242 | 0 | ||||
| 2021-05-19 | 2021-05-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 64,7080 | −6 802 | −440 | 3 681 | ||||
| 2021-05-19 | 2021-05-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 63,6490 | −7 032 | −448 | 10 483 | ||||
| 2021-05-19 | 2021-05-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 17 515 | 17 515 | ||||||
| 2021-05-19 | 2021-05-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −9 505 | 10 706 491 | |||||
| 2021-05-19 | 2021-05-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,7700 | −200 | −13 | 0 | ||||
| 2021-05-19 | 2021-05-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,0770 | −9 305 | −606 | 200 | ||||
| 2021-05-19 | 2021-05-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 9 505 | 9 505 | ||||||
| 2021-05-19 | 2021-05-18 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −15 445 | 6 990 134 | |||||
| 2021-05-19 | 2021-05-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,6490 | −2 786 | −183 | 0 | ||||
| 2021-05-19 | 2021-05-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 64,7620 | −6 179 | −400 | 2 786 | ||||
| 2021-05-19 | 2021-05-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 63,6710 | −6 480 | −413 | 8 965 | ||||
| 2021-05-19 | 2021-05-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 15 445 | 15 445 | ||||||
| 2021-05-19 | 2021-05-17 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −8 425 | 7 005 579 | |||||
| 2021-05-19 | 2021-05-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,0790 | −8 425 | −548 | 0 | ||||
| 2021-05-19 | 2021-05-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 8 425 | 8 425 | ||||||
| 2021-05-19 | 2021-05-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −15 445 | 6 990 134 | |||||
| 2021-05-19 | 2021-05-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −17 515 | 10 688 976 | |||||
| 2021-05-19 | 2021-05-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,6490 | −2 786 | −183 | 0 | ||||
| 2021-05-19 | 2021-05-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 64,7620 | −6 179 | −400 | 2 786 | ||||
| 2021-05-19 | 2021-05-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 63,6710 | −6 480 | −413 | 8 965 | ||||
| 2021-05-19 | 2021-05-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 15 445 | 15 445 | ||||||
| 2021-05-19 | 2021-05-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,6080 | −3 681 | −242 | 0 | ||||
| 2021-05-19 | 2021-05-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 64,7080 | −6 802 | −440 | 3 681 | ||||
| 2021-05-19 | 2021-05-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 63,6490 | −7 032 | −448 | 10 483 | ||||
| 2021-05-19 | 2021-05-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 17 515 | 17 515 | ||||||
| 2021-05-19 | 2021-05-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −8 425 | 7 005 579 | |||||
| 2021-05-19 | 2021-05-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −9 505 | 10 706 491 | |||||
| 2021-05-19 | 2021-05-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,0790 | −8 425 | −548 | 0 | ||||
| 2021-05-19 | 2021-05-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 8 425 | 8 425 | ||||||
| 2021-05-19 | 2021-05-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,7700 | −200 | −13 | 0 | ||||
| 2021-05-19 | 2021-05-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,0770 | −9 305 | −606 | 200 | ||||
| 2021-05-19 | 2021-05-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 9 505 | 9 505 | ||||||
| 2021-05-13 | 2021-05-12 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 64,3350 | −2 230 | −143 | 119 290 | ||||
| 2021-05-10 | 2021-05-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −100 000 | 6 656 728 | |||||
| 2021-05-10 | 2021-05-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 67,3700 | −195 | −13 | 0 | ||||
| 2021-05-10 | 2021-05-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 66,4950 | −1 685 | −112 | 195 | ||||
| 2021-05-10 | 2021-05-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 65,4440 | −98 120 | −6 421 | 1 880 | ||||
| 2021-05-10 | 2021-05-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 100 000 | 100 000 | ||||||
| 2021-05-10 | 2021-05-07 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −100 000 | 6 656 728 | |||||
| 2021-05-10 | 2021-05-07 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 67,3700 | −195 | −13 | 0 | ||||
| 2021-05-10 | 2021-05-07 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 66,4950 | −1 685 | −112 | 195 | ||||
| 2021-05-10 | 2021-05-07 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 65,4440 | −98 120 | −6 421 | 1 880 | ||||
| 2021-05-10 | 2021-05-07 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 100 000 | 100 000 | ||||||
| 2021-05-10 | 2021-05-07 | 4 | Dagg James | ALTR | Stock Option (Right to Buy) | D | 0,00 | −10 000 | 556 452 | |||||
| 2021-05-10 | 2021-05-07 | 4 | Dagg James | ALTR | Class A Common Stock | D | 66,1020 | −886 | −59 | 8 147 | ||||
| 2021-05-10 | 2021-05-07 | 4 | Dagg James | ALTR | Class A Common Stock | D | 65,3070 | −9 114 | −595 | 9 033 | ||||
| 2021-05-10 | 2021-05-07 | 4 | Dagg James | ALTR | Class A Common Stock | D | 10 000 | 18 147 | ||||||
| 2021-05-05 | 2021-05-05 | 4 | Chouinard Brett R | ALTR | Stock Option (Right to Buy) | D | 5,18 | −5 000 | 23 460 | |||||
| 2021-05-05 | 2021-05-05 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 65,0000 | −5 000 | −325 | 15 118 | ||||
| 2021-05-05 | 2021-05-05 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 5,1800 | 5 000 | 26 | 20 118 | ||||
| 2021-04-30 | 2021-04-28 | 4 | Chouinard Brett R | ALTR | Stock Option (Right to Buy) | D | 5,18 | −5 000 | 28 460 | |||||
| 2021-04-30 | 2021-04-28 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 67,4480 | −5 000 | −337 | 15 118 | ||||
| 2021-04-30 | 2021-04-28 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 5,1800 | 5 000 | 26 | 20 118 | ||||
| 2021-04-21 | 2021-04-21 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 5,18 | 5,1800 | −5 000 | −26 | 33 460 | |||
| 2021-04-21 | 2021-04-21 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 65,0000 | −5 000 | −325 | 15 118 | ||||
| 2021-04-21 | 2021-04-21 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 5,1800 | 5 000 | 26 | 20 118 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −30 000 | 7 014 004 | |||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −40 000 | 10 715 996 | |||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,9880 | −300 | −20 | 0 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,2010 | −7 258 | −473 | 300 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 64,2860 | −4 680 | −301 | 7 558 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 63,3680 | −4 584 | −290 | 12 238 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 62,4280 | −5 346 | −334 | 16 822 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 61,4160 | −7 832 | −481 | 22 168 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 30 000 | 30 000 | ||||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 66,1830 | −1 300 | −86 | 0 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,2010 | −7 541 | −492 | 1 300 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 64,2960 | −5 162 | −332 | 8 841 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 63,3100 | −5 900 | −374 | 14 003 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 62,3500 | −5 532 | −345 | 19 903 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 61,4180 | −14 565 | −895 | 25 435 | ||||
| 2021-04-16 | 2021-04-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 40 000 | 40 000 | ||||||
| 2021-04-16 | 2021-04-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −40 000 | 10 715 996 | |||||
| 2021-04-16 | 2021-04-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 66,1830 | −1 300 | −86 | 0 | ||||
| 2021-04-16 | 2021-04-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,2010 | −7 541 | −492 | 1 300 | ||||
| 2021-04-16 | 2021-04-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 64,2960 | −5 162 | −332 | 8 841 | ||||
| 2021-04-16 | 2021-04-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 63,3100 | −5 900 | −374 | 14 003 | ||||
| 2021-04-16 | 2021-04-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 62,3500 | −5 532 | −345 | 19 903 | ||||
| 2021-04-16 | 2021-04-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 61,4180 | −14 565 | −895 | 25 435 | ||||
| 2021-04-16 | 2021-04-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 40 000 | 40 000 | ||||||
| 2021-04-16 | 2021-04-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −30 000 | 7 014 004 | |||||
| 2021-04-16 | 2021-04-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,9880 | −300 | −20 | 0 | ||||
| 2021-04-16 | 2021-04-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,2010 | −7 258 | −473 | 300 | ||||
| 2021-04-16 | 2021-04-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 64,2860 | −4 680 | −301 | 7 558 | ||||
| 2021-04-16 | 2021-04-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 63,3680 | −4 584 | −290 | 12 238 | ||||
| 2021-04-16 | 2021-04-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 62,4280 | −5 346 | −334 | 16 822 | ||||
| 2021-04-16 | 2021-04-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 61,4160 | −7 832 | −481 | 22 168 | ||||
| 2021-04-16 | 2021-04-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 30 000 | 30 000 | ||||||
| 2021-04-15 | 2021-04-14 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −15 886 | 6 756 728 | |||||
| 2021-04-15 | 2021-04-14 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 64,8390 | −318 | −21 | 0 | ||||
| 2021-04-15 | 2021-04-14 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 64,3140 | −15 568 | −1 001 | 318 | ||||
| 2021-04-15 | 2021-04-14 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 15 886 | 15 886 | ||||||
| 2021-04-15 | 2021-04-14 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −15 886 | 6 756 728 | |||||
| 2021-04-15 | 2021-04-14 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 64,8390 | −318 | −21 | 0 | ||||
| 2021-04-15 | 2021-04-14 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 64,3140 | −15 568 | −1 001 | 318 | ||||
| 2021-04-15 | 2021-04-14 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 15 886 | 15 886 | ||||||
| 2021-04-14 | 2021-04-14 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 65,0000 | −5 000 | −325 | 15 118 | ||||
| 2021-04-14 | 2021-04-13 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −45 207 | 6 772 614 | |||||
| 2021-04-14 | 2021-04-13 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 63,9120 | −45 207 | −2 889 | 0 | ||||
| 2021-04-14 | 2021-04-13 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 45 207 | 45 207 | ||||||
| 2021-04-14 | 2021-04-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −38 907 | 6 817 821 | |||||
| 2021-04-14 | 2021-04-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 64,0890 | −38 907 | −2 494 | 0 | ||||
| 2021-04-14 | 2021-04-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 38 907 | 38 907 | ||||||
| 2021-04-14 | 2021-04-13 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −45 207 | 6 772 614 | |||||
| 2021-04-14 | 2021-04-13 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 63,9120 | −45 207 | −2 889 | 0 | ||||
| 2021-04-14 | 2021-04-13 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 45 207 | 45 207 | ||||||
| 2021-04-14 | 2021-04-12 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −38 907 | 6 817 821 | |||||
| 2021-04-14 | 2021-04-12 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 64,0890 | −38 907 | −2 494 | 0 | ||||
| 2021-04-14 | 2021-04-12 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 38 907 | 38 907 | ||||||
| 2021-04-07 | 2021-04-05 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −10 000 | 566 452 | |||||
| 2021-04-07 | 2021-04-05 | 4 | Dagg James | ALTR | Class A Common Stock | D | 64,5000 | −10 000 | −645 | 8 147 | ||||
| 2021-04-07 | 2021-04-05 | 4 | Dagg James | ALTR | Class A Common Stock | D | 10 000 | 18 147 | ||||||
| 2021-04-07 | 2019-03-12 | 4/A | Kowal Jan | ALTR | Class A Common Stock | D | 37,6200 | −8 000 | −301 | 15 000 | ||||
| 2021-04-07 | 2019-03-11 | 4/A | Kowal Jan | ALTR | Stock Option (right to buy) | D | 3,79 | 20 000 | 0 | |||||
| 2021-04-07 | 2019-03-11 | 4/A | Kowal Jan | ALTR | Class A Common Stock | D | 3,7900 | 20 000 | 76 | 23 000 | ||||
| 2021-03-18 | 2021-03-17 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −4 010 | 7 044 004 | |||||
| 2021-03-18 | 2021-03-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 60,6350 | −700 | −42 | 0 | ||||
| 2021-03-18 | 2021-03-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 60,1630 | −3 310 | −199 | 700 | ||||
| 2021-03-18 | 2021-03-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 4 010 | 4 010 | ||||||
| 2021-03-18 | 2021-03-17 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −100 000 | 6 856 728 | |||||
| 2021-03-18 | 2021-03-17 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 61,0220 | −750 | −46 | 0 | ||||
| 2021-03-18 | 2021-03-17 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 60,3940 | −99 250 | −5 994 | 750 | ||||
| 2021-03-18 | 2021-03-17 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 100 000 | 100 000 | ||||||
| 2021-03-18 | 2021-03-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −4 010 | 7 044 004 | |||||
| 2021-03-18 | 2021-03-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −6 998 | 10 755 996 | |||||
| 2021-03-18 | 2021-03-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 60,6350 | −700 | −42 | 0 | ||||
| 2021-03-18 | 2021-03-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 60,1630 | −3 310 | −199 | 700 | ||||
| 2021-03-18 | 2021-03-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 4 010 | 4 010 | ||||||
| 2021-03-18 | 2021-03-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 60,5380 | −2 583 | −156 | 0 | ||||
| 2021-03-18 | 2021-03-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 60,0820 | −4 415 | −265 | 2 583 | ||||
| 2021-03-18 | 2021-03-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 6 998 | 6 998 | ||||||
| 2021-03-18 | 2021-03-17 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −100 000 | 6 856 728 | |||||
| 2021-03-18 | 2021-03-17 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 61,0220 | −750 | −46 | 0 | ||||
| 2021-03-18 | 2021-03-17 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 60,3940 | −99 250 | −5 994 | 750 | ||||
| 2021-03-18 | 2021-03-17 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 100 000 | 100 000 | ||||||
| 2021-03-18 | 2021-03-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −6 998 | 10 755 996 | |||||
| 2021-03-18 | 2021-03-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 60,5380 | −2 583 | −156 | 0 | ||||
| 2021-03-18 | 2021-03-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 60,0820 | −4 415 | −265 | 2 583 | ||||
| 2021-03-18 | 2021-03-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 6 998 | 6 998 | ||||||
| 2021-03-18 | 2021-03-17 | 4 | Gayle Brian | ALTR | Class A Common Stock | D | 59,5830 | −95 | −6 | 15 554 | ||||
| 2021-03-18 | 2021-03-17 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 59,5760 | −118 | −7 | 26 726 | ||||
| 2021-03-18 | 2021-03-16 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 60,4160 | −252 | −15 | 26 844 | ||||
| 2021-03-18 | 2021-03-16 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 60,4180 | −388 | −23 | 6 590 | ||||
| 2021-03-18 | 2021-03-16 | 4 | Simon David L | ALTR | Class A Common Stock | D | 60,4280 | −168 | −10 | 23 457 | ||||
| 2021-03-18 | 2021-03-16 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 60,4170 | −308 | −19 | 43 265 | ||||
| 2021-03-18 | 2021-03-16 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 60,4420 | −186 | −11 | 14 029 | ||||
| 2021-03-18 | 3 | Brown Matthew Charles | ALTR | Class A Common Stock | D | 25 000 | ||||||||
| 2021-03-18 | 3 | Gayle Brian | ALTR | Class A Common Stock | D | 15 649 | ||||||||
| 2021-03-17 | 2021-03-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −19 086 | 10 762 994 | |||||
| 2021-03-17 | 2021-03-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 61,7090 | −4 955 | −306 | 0 | ||||
| 2021-03-17 | 2021-03-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 60,8990 | −10 806 | −658 | 4 955 | ||||
| 2021-03-17 | 2021-03-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 60,1960 | −3 325 | −200 | 15 761 | ||||
| 2021-03-17 | 2021-03-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 19 086 | 19 086 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −13 916 | 10 782 080 | |||||
| 2021-03-17 | 2021-03-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 61,8470 | −7 521 | −465 | 0 | ||||
| 2021-03-17 | 2021-03-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 60,7040 | −5 895 | −358 | 7 521 | ||||
| 2021-03-17 | 2021-03-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 59,8170 | −500 | −30 | 13 416 | ||||
| 2021-03-17 | 2021-03-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 13 916 | 13 916 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | Buckner Stephanie | ALTR | Stock Option (right to buy) | D | 61,93 | 6 280 | 6 280 | |||||
| 2021-03-17 | 2021-03-15 | 4 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 292 | 3 835 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | Buckner Stephanie | ALTR | Class A Common Stock | D | 2 093 | 8 081 | ||||||
| 2021-03-17 | 2021-03-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −16 668 | 7 048 014 | |||||
| 2021-03-17 | 2021-03-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 61,5870 | −6 641 | −409 | 0 | ||||
| 2021-03-17 | 2021-03-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 60,6420 | −10 027 | −608 | 6 641 | ||||
| 2021-03-17 | 2021-03-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 16 668 | 16 668 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −9 322 | 7 064 682 | |||||
| 2021-03-17 | 2021-03-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 61,8990 | −4 320 | −267 | 0 | ||||
| 2021-03-17 | 2021-03-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 61,1290 | −2 402 | −147 | 4 320 | ||||
| 2021-03-17 | 2021-03-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 60,4200 | −2 600 | −157 | 6 722 | ||||
| 2021-03-17 | 2021-03-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 9 322 | 9 322 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | Dias Nelson | ALTR | Stock Option (right to buy) | D | 61,93 | 5 443 | 5 443 | |||||
| 2021-03-17 | 2021-03-15 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 1 675 | 27 096 | ||||||
| 2021-03-17 | 2021-03-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −16 668 | 7 048 014 | |||||
| 2021-03-17 | 2021-03-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −19 086 | 10 762 994 | |||||
| 2021-03-17 | 2021-03-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 61,5870 | −6 641 | −409 | 0 | ||||
| 2021-03-17 | 2021-03-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 60,6420 | −10 027 | −608 | 6 641 | ||||
| 2021-03-17 | 2021-03-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 16 668 | 16 668 | ||||||
| 2021-03-17 | 2021-03-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 61,7090 | −4 955 | −306 | 0 | ||||
| 2021-03-17 | 2021-03-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 60,8990 | −10 806 | −658 | 4 955 | ||||
| 2021-03-17 | 2021-03-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 60,1960 | −3 325 | −200 | 15 761 | ||||
| 2021-03-17 | 2021-03-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 19 086 | 19 086 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph | ALTR | Stock Option (right to buy) | D | 61,93 | 40 000 | 40 000 | |||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −9 322 | 7 064 682 | |||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −13 916 | 10 782 080 | |||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 20 000 | 121 520 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 61,8990 | −4 320 | −267 | 0 | ||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 61,1290 | −2 402 | −147 | 4 320 | ||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 60,4200 | −2 600 | −157 | 6 722 | ||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 9 322 | 9 322 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 61,8470 | −7 521 | −465 | 0 | ||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 60,7040 | −5 895 | −358 | 7 521 | ||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 59,8170 | −500 | −30 | 13 416 | ||||
| 2021-03-17 | 2021-03-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 13 916 | 13 916 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | Srikanth Mahalingam | ALTR | Stock Option (right to buy) | D | 61,93 | 6 280 | 6 280 | |||||
| 2021-03-17 | 2021-03-15 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 2 093 | 20 868 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 61,93 | 6 280 | 6 280 | |||||
| 2021-03-17 | 2021-03-15 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 2 093 | 20 118 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 61,93 | 6 280 | 6 280 | |||||
| 2021-03-17 | 2021-03-15 | 4 | Dagg James | ALTR | Class A Common Stock | D | 2 093 | 8 147 | ||||||
| 2021-03-17 | 2021-03-15 | 4 | Saravia Gilma | ALTR | Stock Option (right to buy) | D | 61,93 | 6 280 | 6 280 | |||||
| 2021-03-17 | 2021-03-15 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 2 093 | 11 278 | ||||||
| 2021-03-16 | 2021-03-12 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 59,5090 | −1 845 | −110 | 101 520 | ||||
| 2021-03-16 | 2021-03-15 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 61,93 | 6 280 | 6 280 | |||||
| 2021-03-16 | 2021-03-15 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 2 093 | 6 978 | ||||||
| 2021-03-16 | 2021-03-12 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 59,5190 | −245 | −15 | 4 885 | ||||
| 2021-03-16 | 2021-03-15 | 4 | Simon David L | ALTR | Stock Option (right to buy) | D | 61,93 | 5 443 | 5 443 | |||||
| 2021-03-16 | 2021-03-15 | 4 | Simon David L | ALTR | Class A Common Stock | D | 1 675 | 23 625 | ||||||
| 2021-03-16 | 2021-03-12 | 4 | Simon David L | ALTR | Class A Common Stock | D | 59,5220 | −91 | −5 | 21 950 | ||||
| 2021-03-16 | 2021-03-15 | 4 | Maitra Raoul | ALTR | Stock Option (right to buy) | D | 61,93 | 6 280 | 6 280 | |||||
| 2021-03-16 | 2021-03-15 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 2 093 | 14 215 | ||||||
| 2021-03-16 | 2021-03-12 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 59,4810 | −95 | −6 | 12 122 | ||||
| 2021-03-16 | 2021-03-15 | 4 | Messano Amy | ALTR | Stock Option (right to buy) | D | 61,93 | 6 280 | 6 280 | |||||
| 2021-03-16 | 2021-03-15 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 2 093 | 11 255 | ||||||
| 2021-03-16 | 2021-03-12 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 59,4950 | −203 | −12 | 9 162 | ||||
| 2021-03-16 | 2021-03-15 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 61,93 | 6 280 | 6 280 | |||||
| 2021-03-16 | 2021-03-15 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 2 093 | 43 573 | ||||||
| 2021-03-16 | 2021-03-12 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 59,5070 | −153 | −9 | 41 480 | ||||
| 2021-03-11 | 2021-03-10 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 62,1490 | −213 | −13 | 289 555 | ||||
| 2021-03-11 | 2021-03-10 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 61,5410 | −3 787 | −233 | 289 768 | ||||
| 2021-03-08 | 2021-03-04 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 61,5090 | −570 | −35 | 9 365 | ||||
| 2021-03-08 | 2021-03-05 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 59,2400 | −2 186 | −129 | 103 365 | ||||
| 2021-03-08 | 2021-03-04 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 61,5110 | −815 | −50 | 9 185 | ||||
| 2021-03-08 | 2020-02-24 | 4 | Saravia Gilma | ALTR | Class A Common Stock | D | 10 000 | 10 000 | ||||||
| 2021-03-08 | 2021-03-04 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 61,5050 | −262 | −16 | 5 130 | ||||
| 2021-03-08 | 2021-03-04 | 4 | Simon David L | ALTR | Class A Common Stock | D | 61,5090 | −92 | −6 | 22 041 | ||||
| 2021-03-08 | 2021-03-04 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 61,5090 | −105 | −6 | 25 421 | ||||
| 2021-03-08 | 2021-03-04 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 61,5060 | −214 | −13 | 41 633 | ||||
| 2021-02-19 | 2021-02-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −3 755 | 10 795 996 | |||||
| 2021-02-19 | 2021-02-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 61,5140 | −764 | −47 | 0 | ||||
| 2021-02-19 | 2021-02-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 61,0120 | −2 991 | −182 | 764 | ||||
| 2021-02-19 | 2021-02-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 3 755 | 3 755 | ||||||
| 2021-02-19 | 2021-02-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −3 755 | 10 795 996 | |||||
| 2021-02-19 | 2021-02-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 61,5140 | −764 | −47 | 0 | ||||
| 2021-02-19 | 2021-02-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 61,0120 | −2 991 | −182 | 764 | ||||
| 2021-02-19 | 2021-02-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 3 755 | 3 755 | ||||||
| 2021-02-18 | 2021-02-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −18 062 | 10 799 751 | |||||
| 2021-02-18 | 2021-02-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 64,0810 | −944 | −60 | 0 | ||||
| 2021-02-18 | 2021-02-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 63,2950 | −2 677 | −169 | 944 | ||||
| 2021-02-18 | 2021-02-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 62,2790 | −14 441 | −899 | 3 621 | ||||
| 2021-02-18 | 2021-02-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 18 062 | 18 062 | ||||||
| 2021-02-18 | 2021-02-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −18 183 | 10 817 813 | |||||
| 2021-02-18 | 2021-02-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 67,8670 | −1 768 | −120 | 0 | ||||
| 2021-02-18 | 2021-02-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 67,1120 | −5 094 | −342 | 1 768 | ||||
| 2021-02-18 | 2021-02-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 66,1780 | −4 378 | −290 | 6 862 | ||||
| 2021-02-18 | 2021-02-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 65,0460 | −6 943 | −452 | 11 240 | ||||
| 2021-02-18 | 2021-02-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 18 183 | 18 183 | ||||||
| 2021-02-18 | 2021-02-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −14 059 | 7 074 004 | |||||
| 2021-02-18 | 2021-02-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −18 062 | 10 799 751 | |||||
| 2021-02-18 | 2021-02-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 64,2190 | −600 | −39 | 0 | ||||
| 2021-02-18 | 2021-02-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 63,4100 | −2 300 | −146 | 600 | ||||
| 2021-02-18 | 2021-02-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 62,3540 | −11 159 | −696 | 2 900 | ||||
| 2021-02-18 | 2021-02-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 14 059 | 14 059 | ||||||
| 2021-02-18 | 2021-02-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 64,0810 | −944 | −60 | 0 | ||||
| 2021-02-18 | 2021-02-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 63,2950 | −2 677 | −169 | 944 | ||||
| 2021-02-18 | 2021-02-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 62,2790 | −14 441 | −899 | 3 621 | ||||
| 2021-02-18 | 2021-02-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 18 062 | 18 062 | ||||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −15 941 | 7 088 063 | |||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −18 183 | 10 817 813 | |||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 67,8940 | −987 | −67 | 0 | ||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 67,2900 | −4 586 | −309 | 987 | ||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 66,2870 | −3 786 | −251 | 5 573 | ||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 65,1030 | −6 582 | −429 | 9 359 | ||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 15 941 | 15 941 | ||||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 67,8670 | −1 768 | −120 | 0 | ||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 67,1120 | −5 094 | −342 | 1 768 | ||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 66,1780 | −4 378 | −290 | 6 862 | ||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 65,0460 | −6 943 | −452 | 11 240 | ||||
| 2021-02-18 | 2021-02-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 18 183 | 18 183 | ||||||
| 2021-02-18 | 2021-02-17 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −14 059 | 7 074 004 | |||||
| 2021-02-18 | 2021-02-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 64,2190 | −600 | −39 | 0 | ||||
| 2021-02-18 | 2021-02-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 63,4100 | −2 300 | −146 | 600 | ||||
| 2021-02-18 | 2021-02-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 62,3540 | −11 159 | −696 | 2 900 | ||||
| 2021-02-18 | 2021-02-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 14 059 | 14 059 | ||||||
| 2021-02-18 | 2021-02-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −15 941 | 7 088 063 | |||||
| 2021-02-18 | 2021-02-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 67,8940 | −987 | −67 | 0 | ||||
| 2021-02-18 | 2021-02-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 67,2900 | −4 586 | −309 | 987 | ||||
| 2021-02-18 | 2021-02-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 66,2870 | −3 786 | −251 | 5 573 | ||||
| 2021-02-18 | 2021-02-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 65,1030 | −6 582 | −429 | 9 359 | ||||
| 2021-02-18 | 2021-02-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 15 941 | 15 941 | ||||||
| 2021-02-18 | 2021-02-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 64,0800 | −1 110 | −71 | 293 555 | ||||
| 2021-02-18 | 2021-02-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 63,2930 | −2 890 | −183 | 294 665 | ||||
| 2021-02-10 | 2021-02-09 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −100 000 | 6 956 728 | |||||
| 2021-02-10 | 2021-02-09 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 66,3830 | −2 480 | −165 | 0 | ||||
| 2021-02-10 | 2021-02-09 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 65,7120 | −97 520 | −6 408 | 2 480 | ||||
| 2021-02-10 | 2021-02-09 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 100 000 | 100 000 | ||||||
| 2021-02-10 | 2021-02-09 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −100 000 | 6 956 728 | |||||
| 2021-02-10 | 2021-02-09 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 66,3830 | −2 480 | −165 | 0 | ||||
| 2021-02-10 | 2021-02-09 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 65,7120 | −97 520 | −6 408 | 2 480 | ||||
| 2021-02-10 | 2021-02-09 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 100 000 | 100 000 | ||||||
| 2021-01-22 | 2021-01-20 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −7 205 | 7 104 004 | |||||
| 2021-01-22 | 2021-01-20 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −7 430 | 10 835 996 | |||||
| 2021-01-22 | 2021-01-20 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 62,1250 | −3 372 | −209 | 0 | ||||
| 2021-01-22 | 2021-01-20 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 61,6890 | −3 833 | −236 | 3 372 | ||||
| 2021-01-22 | 2021-01-20 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 7 205 | 7 205 | ||||||
| 2021-01-22 | 2021-01-20 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 62,0590 | −4 595 | −285 | 0 | ||||
| 2021-01-22 | 2021-01-20 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 61,6300 | −2 835 | −175 | 4 595 | ||||
| 2021-01-22 | 2021-01-20 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 7 430 | 7 430 | ||||||
| 2021-01-22 | 2021-01-20 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −7 205 | 7 104 004 | |||||
| 2021-01-22 | 2021-01-20 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 62,1250 | −3 372 | −209 | 0 | ||||
| 2021-01-22 | 2021-01-20 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 61,6890 | −3 833 | −236 | 3 372 | ||||
| 2021-01-22 | 2021-01-20 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 7 205 | 7 205 | ||||||
| 2021-01-22 | 2021-01-20 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −7 430 | 10 835 996 | |||||
| 2021-01-22 | 2021-01-20 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 62,0590 | −4 595 | −285 | 0 | ||||
| 2021-01-22 | 2021-01-20 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 61,6300 | −2 835 | −175 | 4 595 | ||||
| 2021-01-22 | 2021-01-20 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 7 430 | 7 430 | ||||||
| 2021-01-20 | 2021-01-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −9 863 | 7 111 209 | |||||
| 2021-01-20 | 2021-01-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −12 932 | 7 121 072 | |||||
| 2021-01-20 | 2021-01-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 60,6710 | −9 863 | −598 | 0 | ||||
| 2021-01-20 | 2021-01-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 9 863 | 9 863 | ||||||
| 2021-01-20 | 2021-01-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 61,0050 | −3 201 | −195 | 0 | ||||
| 2021-01-20 | 2021-01-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 60,1050 | −9 731 | −585 | 3 201 | ||||
| 2021-01-20 | 2021-01-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 12 932 | 12 932 | ||||||
| 2021-01-20 | 2021-01-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −9 863 | 7 111 209 | |||||
| 2021-01-20 | 2021-01-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −17 737 | 10 843 426 | |||||
| 2021-01-20 | 2021-01-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 60,6710 | −9 863 | −598 | 0 | ||||
| 2021-01-20 | 2021-01-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 9 863 | 9 863 | ||||||
| 2021-01-20 | 2021-01-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 61,2700 | −283 | −17 | 0 | ||||
| 2021-01-20 | 2021-01-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 60,6560 | −17 454 | −1 059 | 283 | ||||
| 2021-01-20 | 2021-01-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 17 737 | 17 737 | ||||||
| 2021-01-20 | 2021-01-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −12 932 | 7 121 072 | |||||
| 2021-01-20 | 2021-01-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 61,0050 | −3 201 | −195 | 0 | ||||
| 2021-01-20 | 2021-01-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 60,1050 | −9 731 | −585 | 3 201 | ||||
| 2021-01-20 | 2021-01-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 12 932 | 12 932 | ||||||
| 2021-01-20 | 2021-01-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 61,0640 | −3 361 | −205 | 0 | ||||
| 2021-01-20 | 2021-01-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 60,1230 | −11 472 | −690 | 3 361 | ||||
| 2021-01-20 | 2021-01-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 14 833 | 14 833 | ||||||
| 2021-01-20 | 2021-01-05 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −14 833 | 10 861 163 | |||||
| 2021-01-20 | 2021-01-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −17 737 | 10 843 426 | |||||
| 2021-01-20 | 2021-01-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 61,2700 | −283 | −17 | 0 | ||||
| 2021-01-20 | 2021-01-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 60,6560 | −17 454 | −1 059 | 283 | ||||
| 2021-01-20 | 2021-01-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 17 737 | 17 737 | ||||||
| 2021-01-20 | 2021-01-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −14 833 | 10 861 163 | |||||
| 2021-01-20 | 2021-01-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 61,0640 | −3 361 | −205 | 0 | ||||
| 2021-01-20 | 2021-01-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 60,1230 | −11 472 | −690 | 3 361 | ||||
| 2021-01-20 | 2021-01-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 14 833 | 14 833 | ||||||
| 2021-01-15 | 2021-01-13 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 62,7320 | −700 | −44 | 297 555 | ||||
| 2021-01-15 | 2021-01-13 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 61,9140 | −3 300 | −204 | 298 255 | ||||
| 2021-01-14 | 3 | Buckner Stephanie By husband | ALTR | Class A Common Stock | I | 3 543 | ||||||||
| 2021-01-14 | 3 | Buckner Stephanie | ALTR | Class A Common Stock | D | 5 988 | ||||||||
| 2021-01-13 | 2021-01-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −50 000 | 7 056 728 | |||||
| 2021-01-13 | 2021-01-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 63,0060 | −10 207 | −643 | 0 | ||||
| 2021-01-13 | 2021-01-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 62,4550 | −39 793 | −2 485 | 10 207 | ||||
| 2021-01-13 | 2021-01-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2021-01-13 | 2021-01-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −50 000 | 7 106 728 | |||||
| 2021-01-13 | 2021-01-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 60,0510 | −50 000 | −3 003 | 0 | ||||
| 2021-01-13 | 2021-01-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2021-01-13 | 2021-01-12 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −50 000 | 7 056 728 | |||||
| 2021-01-13 | 2021-01-12 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 63,0060 | −10 207 | −643 | 0 | ||||
| 2021-01-13 | 2021-01-12 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 62,4550 | −39 793 | −2 485 | 10 207 | ||||
| 2021-01-13 | 2021-01-12 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 50 000 | 50 000 | ||||||
| 2021-01-13 | 2021-01-11 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −50 000 | 7 106 728 | |||||
| 2021-01-13 | 2021-01-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 60,0510 | −50 000 | −3 003 | 0 | ||||
| 2021-01-13 | 2021-01-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 50 000 | 50 000 | ||||||
| 2020-12-21 | 2020-12-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −3 906 | 10 875 996 | |||||
| 2020-12-21 | 2020-12-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 58,3320 | −1 000 | −58 | 0 | ||||
| 2020-12-21 | 2020-12-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 57,6680 | −2 906 | −168 | 1 000 | ||||
| 2020-12-21 | 2020-12-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 3 906 | 3 906 | ||||||
| 2020-12-21 | 2020-12-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −2 070 | 7 134 004 | |||||
| 2020-12-21 | 2020-12-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −3 906 | 10 875 996 | |||||
| 2020-12-21 | 2020-12-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 58,2770 | −554 | −32 | 0 | ||||
| 2020-12-21 | 2020-12-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 57,6450 | −1 516 | −87 | 554 | ||||
| 2020-12-21 | 2020-12-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 2 070 | 2 070 | ||||||
| 2020-12-21 | 2020-12-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 58,3320 | −1 000 | −58 | 0 | ||||
| 2020-12-21 | 2020-12-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 57,6680 | −2 906 | −168 | 1 000 | ||||
| 2020-12-21 | 2020-12-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 3 906 | 3 906 | ||||||
| 2020-12-21 | 2020-12-17 | 4 | Maitra Raoul | ALTR | Stock Option (right to buy) | D | 0,64 | 5 500 | 0 | |||||
| 2020-12-21 | 2020-12-17 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 0,6400 | 5 500 | 4 | 12 217 | ||||
| 2020-12-21 | 2020-12-17 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 57,1300 | −1 044 | −60 | 18 025 | ||||
| 2020-12-21 | 2020-12-17 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −2 070 | 7 134 004 | |||||
| 2020-12-21 | 2020-12-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 58,2770 | −554 | −32 | 0 | ||||
| 2020-12-21 | 2020-12-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 57,6450 | −1 516 | −87 | 554 | ||||
| 2020-12-21 | 2020-12-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 2 070 | 2 070 | ||||||
| 2020-12-18 | 2020-12-16 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 57,1170 | −4 000 | −228 | 301 555 | ||||
| 2020-12-17 | 2020-12-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −18 082 | 10 879 902 | |||||
| 2020-12-17 | 2020-12-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 57,5700 | −400 | −23 | 0 | ||||
| 2020-12-17 | 2020-12-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 57,0040 | −17 682 | −1 008 | 400 | ||||
| 2020-12-17 | 2020-12-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 18 082 | 18 082 | ||||||
| 2020-12-17 | 2020-12-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −18 012 | 10 897 984 | |||||
| 2020-12-17 | 2020-12-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 57,0720 | −5 314 | −303 | 0 | ||||
| 2020-12-17 | 2020-12-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 56,7310 | −12 698 | −720 | 5 314 | ||||
| 2020-12-17 | 2020-12-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 18 012 | 18 012 | ||||||
| 2020-12-17 | 2020-12-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −8 983 | 7 136 074 | |||||
| 2020-12-17 | 2020-12-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −18 082 | 10 879 902 | |||||
| 2020-12-17 | 2020-12-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 57,5530 | −104 | −6 | 0 | ||||
| 2020-12-17 | 2020-12-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 57,0050 | −8 879 | −506 | 104 | ||||
| 2020-12-17 | 2020-12-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 8 983 | 8 983 | ||||||
| 2020-12-17 | 2020-12-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 57,5700 | −400 | −23 | 0 | ||||
| 2020-12-17 | 2020-12-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 57,0040 | −17 682 | −1 008 | 400 | ||||
| 2020-12-17 | 2020-12-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 18 082 | 18 082 | ||||||
| 2020-12-17 | 2020-12-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −8 947 | 7 145 057 | |||||
| 2020-12-17 | 2020-12-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −18 012 | 10 897 984 | |||||
| 2020-12-17 | 2020-12-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 56,8820 | −8 347 | −475 | 0 | ||||
| 2020-12-17 | 2020-12-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 56,1170 | −600 | −34 | 8 347 | ||||
| 2020-12-17 | 2020-12-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 8 947 | 8 947 | ||||||
| 2020-12-17 | 2020-12-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 57,0720 | −5 314 | −303 | 0 | ||||
| 2020-12-17 | 2020-12-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 56,7310 | −12 698 | −720 | 5 314 | ||||
| 2020-12-17 | 2020-12-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 18 012 | 18 012 | ||||||
| 2020-12-17 | 2020-12-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −8 983 | 7 136 074 | |||||
| 2020-12-17 | 2020-12-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 57,5530 | −104 | −6 | 0 | ||||
| 2020-12-17 | 2020-12-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 57,0050 | −8 879 | −506 | 104 | ||||
| 2020-12-17 | 2020-12-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 8 983 | 8 983 | ||||||
| 2020-12-17 | 2020-12-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −8 947 | 7 145 057 | |||||
| 2020-12-17 | 2020-12-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 56,8820 | −8 347 | −475 | 0 | ||||
| 2020-12-17 | 2020-12-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 56,1170 | −600 | −34 | 8 347 | ||||
| 2020-12-17 | 2020-12-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 8 947 | 8 947 | ||||||
| 2020-12-14 | 2020-12-10 | 4 | Scapa James Ralph | ALTR | Stock Option (right to buy) | D | 5,18 | −57 915 | 30 000 | |||||
| 2020-12-14 | 2020-12-10 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 5,1800 | 57 915 | 300 | 105 551 | ||||
| 2020-12-08 | 2020-12-04 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −36 052 | 7 156 728 | |||||
| 2020-12-08 | 2020-12-04 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 52,9560 | −36 052 | −1 909 | 0 | ||||
| 2020-12-08 | 2020-12-04 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 36 052 | 36 052 | ||||||
| 2020-12-08 | 2020-12-04 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −36 052 | 7 156 728 | |||||
| 2020-12-08 | 2020-12-04 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 52,9560 | −36 052 | −1 909 | 0 | ||||
| 2020-12-08 | 2020-12-04 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 36 052 | 36 052 | ||||||
| 2020-12-08 | 2020-12-04 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 576 452 | |||||
| 2020-12-08 | 2020-12-04 | 4 | Dagg James | ALTR | Class A Common Stock | D | 52,8750 | −8 000 | −423 | 6 054 | ||||
| 2020-12-08 | 2020-12-04 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 14 054 | ||||||
| 2020-12-07 | 2020-12-03 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 52,9740 | −2 313 | −123 | 19 069 | ||||
| 2020-12-07 | 2020-12-03 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 51,9370 | −687 | −36 | 21 382 | ||||
| 2020-12-04 | 2020-12-03 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −53 948 | 7 192 780 | |||||
| 2020-12-04 | 2020-12-03 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 53,5930 | −8 946 | −479 | 0 | ||||
| 2020-12-04 | 2020-12-03 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 53,0530 | −45 002 | −2 387 | 8 946 | ||||
| 2020-12-04 | 2020-12-03 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 53 948 | 53 948 | ||||||
| 2020-12-04 | 2020-12-02 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −10 000 | 7 246 728 | |||||
| 2020-12-04 | 2020-12-02 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 51,5570 | −10 000 | −516 | 0 | ||||
| 2020-12-04 | 2020-12-02 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 10 000 | 10 000 | ||||||
| 2020-12-04 | 2020-12-03 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −53 948 | 7 192 780 | |||||
| 2020-12-04 | 2020-12-03 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 53,5930 | −8 946 | −479 | 0 | ||||
| 2020-12-04 | 2020-12-03 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 53,0530 | −45 002 | −2 387 | 8 946 | ||||
| 2020-12-04 | 2020-12-03 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 53 948 | 53 948 | ||||||
| 2020-12-04 | 2020-12-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −10 000 | 7 246 728 | |||||
| 2020-12-04 | 2020-12-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 51,5570 | −10 000 | −516 | 0 | ||||
| 2020-12-04 | 2020-12-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 10 000 | 10 000 | ||||||
| 2020-12-03 | 2020-12-02 | 4 | Suidara Andrea | ALTR | Stock Option (right to buy) | D | 52,03 | 22 500 | 22 500 | |||||
| 2020-12-03 | 2020-12-02 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 52,03 | 12 000 | 12 000 | |||||
| 2020-12-03 | 2020-12-02 | 4 | Messano Amy | ALTR | Stock Option (right to buy) | D | 52,03 | 22 500 | 22 500 | |||||
| 2020-12-03 | 2020-12-02 | 4 | Srikanth Mahalingam | ALTR | Stock Option (right to buy) | D | 52,03 | 22 500 | 22 500 | |||||
| 2020-12-03 | 2020-12-02 | 4 | Saravia Gilma | ALTR | Stock Option (right to buy) | D | 52,03 | 22 500 | 22 500 | |||||
| 2020-12-03 | 2020-12-02 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 52,03 | 22 500 | 22 500 | |||||
| 2020-12-03 | 2020-12-02 | 4 | Dias Nelson | ALTR | Stock Option (right to buy) | D | 52,03 | 22 500 | 22 500 | |||||
| 2020-12-03 | 2020-12-02 | 4 | Maitra Raoul | ALTR | Stock Option (right to buy) | D | 52,03 | 12 000 | 12 000 | |||||
| 2020-12-03 | 2020-12-02 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 52,03 | 12 000 | 12 000 | |||||
| 2020-12-03 | 2020-12-02 | 4 | Simon David L | ALTR | Stock Option (right to buy) | D | 52,03 | 12 000 | 12 000 | |||||
| 2020-12-03 | 2020-12-02 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 52,03 | 22 500 | 22 500 | |||||
| 2020-11-27 | 2020-11-25 | 4 | Dias Nelson | ALTR | Stock Option (right to buy) | D | 0,64 | −4 000 | 0 | |||||
| 2020-11-27 | 2020-11-25 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 52,0640 | −4 000 | −208 | 25 526 | ||||
| 2020-11-27 | 2020-11-25 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 0,6400 | 4 000 | 3 | 29 526 | ||||
| 2020-11-18 | 2020-11-17 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −10 535 | 7 154 004 | |||||
| 2020-11-18 | 2020-11-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 49,4610 | −5 583 | −276 | 0 | ||||
| 2020-11-18 | 2020-11-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 49,0240 | −4 952 | −243 | 5 583 | ||||
| 2020-11-18 | 2020-11-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 10 535 | 10 535 | ||||||
| 2020-11-18 | 2020-11-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −9 465 | 7 164 539 | |||||
| 2020-11-18 | 2020-11-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 49,4250 | −2 312 | −114 | 0 | ||||
| 2020-11-18 | 2020-11-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 48,9600 | −7 153 | −350 | 2 312 | ||||
| 2020-11-18 | 2020-11-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 9 465 | 9 465 | ||||||
| 2020-11-18 | 2020-11-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −10 535 | 7 154 004 | |||||
| 2020-11-18 | 2020-11-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −20 994 | 10 915 996 | |||||
| 2020-11-18 | 2020-11-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 49,4610 | −5 583 | −276 | 0 | ||||
| 2020-11-18 | 2020-11-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 49,0240 | −4 952 | −243 | 5 583 | ||||
| 2020-11-18 | 2020-11-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 10 535 | 10 535 | ||||||
| 2020-11-18 | 2020-11-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 49,5030 | −8 631 | −427 | 0 | ||||
| 2020-11-18 | 2020-11-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 49,0980 | −12 363 | −607 | 8 631 | ||||
| 2020-11-18 | 2020-11-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 20 994 | 20 994 | ||||||
| 2020-11-18 | 2020-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −9 465 | 7 164 539 | |||||
| 2020-11-18 | 2020-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −19 006 | 10 936 990 | |||||
| 2020-11-18 | 2020-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 49,4250 | −2 312 | −114 | 0 | ||||
| 2020-11-18 | 2020-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 48,9600 | −7 153 | −350 | 2 312 | ||||
| 2020-11-18 | 2020-11-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 9 465 | 9 465 | ||||||
| 2020-11-18 | 2020-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 49,4420 | −3 898 | −193 | 0 | ||||
| 2020-11-18 | 2020-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 48,9770 | −15 108 | −740 | 3 898 | ||||
| 2020-11-18 | 2020-11-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 19 006 | 19 006 | ||||||
| 2020-11-18 | 2020-11-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −20 994 | 10 915 996 | |||||
| 2020-11-18 | 2020-11-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 49,5030 | −8 631 | −427 | 0 | ||||
| 2020-11-18 | 2020-11-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 49,0980 | −12 363 | −607 | 8 631 | ||||
| 2020-11-18 | 2020-11-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 20 994 | 20 994 | ||||||
| 2020-11-18 | 2020-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −19 006 | 10 936 990 | |||||
| 2020-11-18 | 2020-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 49,4420 | −3 898 | −193 | 0 | ||||
| 2020-11-18 | 2020-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 48,9770 | −15 108 | −740 | 3 898 | ||||
| 2020-11-18 | 2020-11-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 19 006 | 19 006 | ||||||
| 2020-11-16 | 2020-11-13 | 4 | Srikanth Mahalingam | ALTR | Stock Option (right to buy) | D | 0,64 | −13 181 | 6 819 | |||||
| 2020-11-16 | 2020-11-13 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 49,0470 | −9 000 | −441 | 18 775 | ||||
| 2020-11-16 | 2020-11-13 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 0,6400 | 13 181 | 8 | 27 775 | ||||
| 2020-11-16 | 2020-11-13 | 4 | Hart Richard | ALTR | Stock Option (right to buy) | D | 5,18 | −8 000 | 16 000 | |||||
| 2020-11-16 | 2020-11-13 | 4 | Hart Richard | ALTR | Class A Common Stock | D | 48,9750 | −8 000 | −392 | 9 000 | ||||
| 2020-11-16 | 2020-11-13 | 4 | Hart Richard | ALTR | Class A Common Stock | D | 5,1800 | 8 000 | 41 | 17 000 | ||||
| 2020-11-13 | 2020-11-11 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 49,0490 | −4 000 | −196 | 305 555 | ||||
| 2020-11-13 | 2020-11-11 | 4 | Suidara Andrea | ALTR | Class A Common Stock | D | 48,7700 | −1 438 | −70 | 19 062 | ||||
| 2020-11-13 | 2020-11-12 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 50,3930 | −150 | −8 | 22 069 | ||||
| 2020-11-13 | 2020-11-12 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 49,7000 | −2 850 | −142 | 22 219 | ||||
| 2020-11-12 | 2020-11-10 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −100 000 | 7 256 728 | |||||
| 2020-11-12 | 2020-11-10 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 49,1520 | −13 164 | −647 | 0 | ||||
| 2020-11-12 | 2020-11-10 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 48,5530 | −86 836 | −4 216 | 13 164 | ||||
| 2020-11-12 | 2020-11-10 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 100 000 | 100 000 | ||||||
| 2020-11-12 | 2020-11-10 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −100 000 | 7 256 728 | |||||
| 2020-11-12 | 2020-11-10 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 49,1520 | −13 164 | −647 | 0 | ||||
| 2020-11-12 | 2020-11-10 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 48,5530 | −86 836 | −4 216 | 13 164 | ||||
| 2020-11-12 | 2020-11-10 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 100 000 | 100 000 | ||||||
| 2020-11-12 | 2020-11-10 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 5,18 | −5 000 | 30 336 | |||||
| 2020-11-12 | 2020-11-10 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 48,8920 | −547 | −27 | 41 847 | ||||
| 2020-11-12 | 2020-11-10 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 48,3190 | −4 453 | −215 | 42 394 | ||||
| 2020-11-12 | 2020-11-10 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 5,1800 | 5 000 | 26 | 46 847 | ||||
| 2020-11-10 | 2020-11-06 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 584 452 | |||||
| 2020-11-10 | 2020-11-06 | 4 | Dagg James | ALTR | Class A Common Stock | D | 48,9310 | −2 000 | −98 | 6 054 | ||||
| 2020-11-10 | 2020-11-06 | 4 | Dagg James | ALTR | Class A Common Stock | D | 47,9640 | −4 258 | −204 | 8 054 | ||||
| 2020-11-10 | 2020-11-06 | 4 | Dagg James | ALTR | Class A Common Stock | D | 46,8310 | −900 | −42 | 12 312 | ||||
| 2020-11-10 | 2020-11-06 | 4 | Dagg James | ALTR | Class A Common Stock | D | 46,1120 | −842 | −39 | 13 212 | ||||
| 2020-11-10 | 2020-11-06 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 14 054 | ||||||
| 2020-11-02 | 2020-10-29 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 44,0880 | −3 000 | −132 | 25 069 | ||||
| 2020-10-21 | 2020-10-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −4 384 | 7 174 004 | |||||
| 2020-10-21 | 2020-10-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −9 126 | 10 955 996 | |||||
| 2020-10-21 | 2020-10-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 46,2910 | −4 384 | −203 | 0 | ||||
| 2020-10-21 | 2020-10-19 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 4 384 | 4 384 | ||||||
| 2020-10-21 | 2020-10-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 46,2910 | −9 126 | −422 | 0 | ||||
| 2020-10-21 | 2020-10-19 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 9 126 | 9 126 | ||||||
| 2020-10-21 | 2020-10-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −9 126 | 10 955 996 | |||||
| 2020-10-21 | 2020-10-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 46,2910 | −9 126 | −422 | 0 | ||||
| 2020-10-21 | 2020-10-19 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 9 126 | 9 126 | ||||||
| 2020-10-21 | 2020-10-19 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −4 384 | 7 174 004 | |||||
| 2020-10-21 | 2020-10-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 46,2910 | −4 384 | −203 | 0 | ||||
| 2020-10-21 | 2020-10-19 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 4 384 | 4 384 | ||||||
| 2020-10-19 | 2020-10-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −11 586 | 10 965 122 | |||||
| 2020-10-19 | 2020-10-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 46,2810 | −11 586 | −536 | 0 | ||||
| 2020-10-19 | 2020-10-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 11 586 | 11 586 | ||||||
| 2020-10-19 | 2020-10-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −19 288 | 10 976 708 | |||||
| 2020-10-19 | 2020-10-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 46,1790 | −874 | −40 | 0 | ||||
| 2020-10-19 | 2020-10-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 45,7480 | −18 414 | −842 | 874 | ||||
| 2020-10-19 | 2020-10-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 19 288 | 19 288 | ||||||
| 2020-10-19 | 2020-10-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −6 052 | 7 178 388 | |||||
| 2020-10-19 | 2020-10-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −11 586 | 10 965 122 | |||||
| 2020-10-19 | 2020-10-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 46,2900 | −6 052 | −280 | 0 | ||||
| 2020-10-19 | 2020-10-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 6 052 | 6 052 | ||||||
| 2020-10-19 | 2020-10-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 46,2810 | −11 586 | −536 | 0 | ||||
| 2020-10-19 | 2020-10-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 11 586 | 11 586 | ||||||
| 2020-10-19 | 2020-10-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −9 564 | 7 184 440 | |||||
| 2020-10-19 | 2020-10-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −19 288 | 10 976 708 | |||||
| 2020-10-19 | 2020-10-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 45,7650 | −9 564 | −438 | 0 | ||||
| 2020-10-19 | 2020-10-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 9 564 | 9 564 | ||||||
| 2020-10-19 | 2020-10-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 46,1790 | −874 | −40 | 0 | ||||
| 2020-10-19 | 2020-10-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 45,7480 | −18 414 | −842 | 874 | ||||
| 2020-10-19 | 2020-10-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 19 288 | 19 288 | ||||||
| 2020-10-19 | 2020-10-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −6 052 | 7 178 388 | |||||
| 2020-10-19 | 2020-10-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 46,2900 | −6 052 | −280 | 0 | ||||
| 2020-10-19 | 2020-10-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 6 052 | 6 052 | ||||||
| 2020-10-19 | 2020-10-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −9 564 | 7 184 440 | |||||
| 2020-10-19 | 2020-10-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 45,7650 | −9 564 | −438 | 0 | ||||
| 2020-10-19 | 2020-10-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 9 564 | 9 564 | ||||||
| 2020-10-16 | 2020-10-15 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 45,6350 | −3 000 | −137 | 28 069 | ||||
| 2020-10-16 | 2020-10-14 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 47,4300 | −300 | −14 | 309 555 | ||||
| 2020-10-16 | 2020-10-14 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 46,4690 | −3 700 | −172 | 309 855 | ||||
| 2020-10-13 | 2020-10-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −14 165 | 7 356 728 | |||||
| 2020-10-13 | 2020-10-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 45,8670 | −14 165 | −650 | 0 | ||||
| 2020-10-13 | 2020-10-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 14 165 | 14 165 | ||||||
| 2020-10-13 | 2020-10-09 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −31 015 | 7 370 893 | |||||
| 2020-10-13 | 2020-10-09 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 45,2460 | −31 015 | −1 403 | 0 | ||||
| 2020-10-13 | 2020-10-09 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 31 015 | 31 015 | ||||||
| 2020-10-13 | 2020-10-12 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −14 165 | 7 356 728 | |||||
| 2020-10-13 | 2020-10-12 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 45,8670 | −14 165 | −650 | 0 | ||||
| 2020-10-13 | 2020-10-12 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 14 165 | 14 165 | ||||||
| 2020-10-13 | 2020-10-09 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −31 015 | 7 370 893 | |||||
| 2020-10-13 | 2020-10-09 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 45,2460 | −31 015 | −1 403 | 0 | ||||
| 2020-10-13 | 2020-10-09 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 31 015 | 31 015 | ||||||
| 2020-10-09 | 2020-10-08 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −17 485 | 7 401 908 | |||||
| 2020-10-09 | 2020-10-08 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 44,8960 | −17 485 | −785 | 0 | ||||
| 2020-10-09 | 2020-10-08 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 17 485 | 17 485 | ||||||
| 2020-10-09 | 2020-10-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −37 335 | 7 419 393 | |||||
| 2020-10-09 | 2020-10-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 46,0370 | −1 258 | −58 | 0 | ||||
| 2020-10-09 | 2020-10-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 45,1980 | −36 077 | −1 631 | 1 258 | ||||
| 2020-10-09 | 2020-10-07 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 37 335 | 37 335 | ||||||
| 2020-10-09 | 2020-10-08 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −17 485 | 7 401 908 | |||||
| 2020-10-09 | 2020-10-08 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 44,8960 | −17 485 | −785 | 0 | ||||
| 2020-10-09 | 2020-10-08 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 17 485 | 17 485 | ||||||
| 2020-10-09 | 2020-10-07 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −37 335 | 7 419 393 | |||||
| 2020-10-09 | 2020-10-07 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 46,0370 | −1 258 | −58 | 0 | ||||
| 2020-10-09 | 2020-10-07 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 45,1980 | −36 077 | −1 631 | 1 258 | ||||
| 2020-10-09 | 2020-10-07 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 37 335 | 37 335 | ||||||
| 2020-10-07 | 2020-10-06 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 45,0000 | −5 000 | −225 | 41 847 | ||||
| 2020-10-05 | 2020-10-02 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 592 452 | |||||
| 2020-10-05 | 2020-10-02 | 4 | Dagg James | ALTR | Class A Common Stock | D | 43,0610 | −2 401 | −103 | 6 054 | ||||
| 2020-10-05 | 2020-10-02 | 4 | Dagg James | ALTR | Class A Common Stock | D | 42,7790 | −5 599 | −240 | 8 455 | ||||
| 2020-10-05 | 2020-10-02 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 14 054 | ||||||
| 2020-10-02 | 2020-10-01 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 42,6020 | −3 000 | −128 | 31 069 | ||||
| 2020-09-25 | 2020-09-24 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 39,9130 | −3 000 | −120 | 34 069 | ||||
| 2020-09-21 | 2020-09-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 39,9660 | −3 400 | −136 | 313 555 | ||||
| 2020-09-21 | 2020-09-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 38,6600 | −600 | −23 | 316 955 | ||||
| 2020-09-17 | 2020-09-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −26 131 | 10 995 996 | |||||
| 2020-09-17 | 2020-09-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 40,4420 | −14 287 | −578 | 0 | ||||
| 2020-09-17 | 2020-09-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 41,2980 | −11 844 | −489 | 14 287 | ||||
| 2020-09-17 | 2020-09-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 26 131 | 26 131 | ||||||
| 2020-09-17 | 2020-09-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −13 869 | 11 022 127 | |||||
| 2020-09-17 | 2020-09-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 39,6550 | −13 869 | −550 | 0 | ||||
| 2020-09-17 | 2020-09-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 13 869 | 13 869 | ||||||
| 2020-09-17 | 2020-09-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −13 116 | 7 194 004 | |||||
| 2020-09-17 | 2020-09-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −26 131 | 10 995 996 | |||||
| 2020-09-17 | 2020-09-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 40,4610 | −7 445 | −301 | 0 | ||||
| 2020-09-17 | 2020-09-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 41,3150 | −5 661 | −234 | 7 445 | ||||
| 2020-09-17 | 2020-09-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 13 116 | 13 116 | ||||||
| 2020-09-17 | 2020-09-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 40,4420 | −14 287 | −578 | 0 | ||||
| 2020-09-17 | 2020-09-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 41,2980 | −11 844 | −489 | 14 287 | ||||
| 2020-09-17 | 2020-09-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 26 131 | 26 131 | ||||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −6 884 | 7 207 120 | |||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −13 869 | 11 022 127 | |||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph | ALTR | Stock Option (right to buy) | D | 5,18 | −32 085 | 87 915 | |||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph | ALTR | Stock Option (right to buy) | D | 36,19 | −5 000 | 15 000 | |||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 39,6430 | −6 884 | −273 | 0 | ||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 6 884 | 6 884 | ||||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 39,6550 | −13 869 | −550 | 0 | ||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 13 869 | 13 869 | ||||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 39,6540 | −32 085 | −1 272 | 47 636 | ||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 5,1800 | 32 085 | 166 | 79 721 | ||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 39,6540 | −5 000 | −198 | 47 636 | ||||
| 2020-09-17 | 2020-09-15 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 36,1900 | 5 000 | 181 | 52 636 | ||||
| 2020-09-17 | 2020-09-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −13 116 | 7 194 004 | |||||
| 2020-09-17 | 2020-09-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 40,4610 | −7 445 | −301 | 0 | ||||
| 2020-09-17 | 2020-09-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 41,3150 | −5 661 | −234 | 7 445 | ||||
| 2020-09-17 | 2020-09-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 13 116 | 13 116 | ||||||
| 2020-09-17 | 2020-09-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −6 884 | 7 207 120 | |||||
| 2020-09-17 | 2020-09-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 39,6430 | −6 884 | −273 | 0 | ||||
| 2020-09-17 | 2020-09-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 6 884 | 6 884 | ||||||
| 2020-09-14 | 2020-09-10 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 41,0460 | −3 000 | −123 | 37 069 | ||||
| 2020-09-08 | 2020-09-04 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 600 452 | |||||
| 2020-09-08 | 2020-09-04 | 4 | Dagg James | ALTR | Class A Common Stock | D | 39,8010 | −3 688 | −147 | 6 054 | ||||
| 2020-09-08 | 2020-09-04 | 4 | Dagg James | ALTR | Class A Common Stock | D | 39,0570 | −4 312 | −168 | 9 742 | ||||
| 2020-09-08 | 2020-09-04 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 14 054 | ||||||
| 2020-09-02 | 2020-09-01 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 43,1280 | −3 000 | −129 | 6 717 | ||||
| 2020-09-02 | 2020-09-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −50 000 | 7 456 728 | |||||
| 2020-09-02 | 2020-09-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 42,9720 | −50 000 | −2 149 | 0 | ||||
| 2020-09-02 | 2020-09-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2020-09-02 | 2020-08-31 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −50 000 | 7 506 728 | |||||
| 2020-09-02 | 2020-08-31 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 42,3350 | −50 000 | −2 117 | 0 | ||||
| 2020-09-02 | 2020-08-31 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2020-09-02 | 2020-09-01 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −50 000 | 7 456 728 | |||||
| 2020-09-02 | 2020-09-01 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 42,9720 | −50 000 | −2 149 | 0 | ||||
| 2020-09-02 | 2020-09-01 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 50 000 | 50 000 | ||||||
| 2020-09-02 | 2020-08-31 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −50 000 | 7 506 728 | |||||
| 2020-09-02 | 2020-08-31 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 42,3350 | −50 000 | −2 117 | 0 | ||||
| 2020-09-02 | 2020-08-31 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 50 000 | 50 000 | ||||||
| 2020-08-28 | 2020-08-27 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 42,5760 | −3 000 | −128 | 40 069 | ||||
| 2020-08-25 | 2020-08-24 | 4 | Simon David L | ALTR | Class A Common Stock | D | 41,4370 | −2 500 | −104 | 22 133 | ||||
| 2020-08-21 | 2020-08-20 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 41,5910 | −3 000 | −125 | 43 069 | ||||
| 2020-08-19 | 2020-08-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −10 951 | 7 214 004 | |||||
| 2020-08-19 | 2020-08-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −23 674 | 11 035 996 | |||||
| 2020-08-19 | 2020-08-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 41,5060 | −2 391 | −99 | 0 | ||||
| 2020-08-19 | 2020-08-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 40,9390 | −8 560 | −350 | 2 391 | ||||
| 2020-08-19 | 2020-08-18 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 10 951 | 10 951 | ||||||
| 2020-08-19 | 2020-08-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 41,5200 | −9 826 | −408 | 0 | ||||
| 2020-08-19 | 2020-08-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 40,9090 | −13 848 | −567 | 9 826 | ||||
| 2020-08-19 | 2020-08-18 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 23 674 | 23 674 | ||||||
| 2020-08-19 | 2020-08-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −9 049 | 7 224 955 | |||||
| 2020-08-19 | 2020-08-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −16 326 | 11 059 670 | |||||
| 2020-08-19 | 2020-08-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 40,4340 | −9 049 | −366 | 0 | ||||
| 2020-08-19 | 2020-08-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 9 049 | 9 049 | ||||||
| 2020-08-19 | 2020-08-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 40,8350 | −101 | −4 | 0 | ||||
| 2020-08-19 | 2020-08-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 40,4330 | −16 225 | −656 | 101 | ||||
| 2020-08-19 | 2020-08-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 16 326 | 16 326 | ||||||
| 2020-08-19 | 2020-08-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −23 674 | 11 035 996 | |||||
| 2020-08-19 | 2020-08-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 41,5200 | −9 826 | −408 | 0 | ||||
| 2020-08-19 | 2020-08-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 40,9090 | −13 848 | −567 | 9 826 | ||||
| 2020-08-19 | 2020-08-18 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 23 674 | 23 674 | ||||||
| 2020-08-19 | 2020-08-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −16 326 | 11 059 670 | |||||
| 2020-08-19 | 2020-08-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 40,8350 | −101 | −4 | 0 | ||||
| 2020-08-19 | 2020-08-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 40,4330 | −16 225 | −656 | 101 | ||||
| 2020-08-19 | 2020-08-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 16 326 | 16 326 | ||||||
| 2020-08-19 | 2020-08-18 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −10 951 | 7 214 004 | |||||
| 2020-08-19 | 2020-08-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 41,5060 | −2 391 | −99 | 0 | ||||
| 2020-08-19 | 2020-08-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 40,9390 | −8 560 | −350 | 2 391 | ||||
| 2020-08-19 | 2020-08-18 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 10 951 | 10 951 | ||||||
| 2020-08-19 | 2020-08-17 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −9 049 | 7 224 955 | |||||
| 2020-08-19 | 2020-08-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 40,4340 | −9 049 | −366 | 0 | ||||
| 2020-08-19 | 2020-08-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 9 049 | 9 049 | ||||||
| 2020-08-14 | 2020-08-13 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 40,4670 | −3 000 | −121 | 46 069 | ||||
| 2020-08-14 | 2020-08-13 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 40,6600 | −200 | −8 | 317 555 | ||||
| 2020-08-14 | 2020-08-13 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 40,2190 | −3 800 | −153 | 317 755 | ||||
| 2020-08-14 | 2020-08-12 | 4 | Messano Amy | ALTR | Common Stock | D | 39,9800 | −529 | −21 | 9 935 | ||||
| 2020-08-10 | 2020-08-07 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 608 452 | |||||
| 2020-08-10 | 2020-08-07 | 4 | Dagg James | ALTR | Class A Common Stock | D | 43,3110 | −1 700 | −74 | 6 054 | ||||
| 2020-08-10 | 2020-08-07 | 4 | Dagg James | ALTR | Class A Common Stock | D | 42,3300 | −3 262 | −138 | 7 754 | ||||
| 2020-08-10 | 2020-08-07 | 4 | Dagg James | ALTR | Class A Common Stock | D | 41,0200 | −3 038 | −125 | 11 016 | ||||
| 2020-08-10 | 2020-08-07 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 14 054 | ||||||
| 2020-08-07 | 2020-08-06 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 41,7530 | −1 500 | −63 | 49 069 | ||||
| 2020-08-07 | 2020-08-06 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 41,6070 | −1 500 | −62 | 50 569 | ||||
| 2020-08-06 | 2020-08-05 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 3,84 | 3,8400 | −2 802 | −11 | 1 198 | |||
| 2020-08-06 | 2020-08-05 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 42,0000 | −5 000 | −210 | 46 847 | ||||
| 2020-08-06 | 2020-08-05 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 42,0000 | −2 802 | −118 | 51 847 | ||||
| 2020-08-06 | 2020-08-05 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 3,8400 | 2 802 | 11 | 54 649 | ||||
| 2020-07-31 | 2020-07-30 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 39,8260 | −3 000 | −119 | 52 069 | ||||
| 2020-07-23 | 2020-07-21 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −50 000 | 7 556 728 | |||||
| 2020-07-23 | 2020-07-21 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 39,3120 | −50 000 | −1 966 | 0 | ||||
| 2020-07-23 | 2020-07-21 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 50 000 | 50 000 | ||||||
| 2020-07-23 | 2020-07-21 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −50 000 | 7 556 728 | |||||
| 2020-07-23 | 2020-07-21 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 39,3120 | −50 000 | −1 966 | 0 | ||||
| 2020-07-23 | 2020-07-21 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2020-07-21 | 2020-07-20 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −50 000 | 7 606 728 | |||||
| 2020-07-21 | 2020-07-20 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 39,2870 | −50 000 | −1 964 | 0 | ||||
| 2020-07-21 | 2020-07-20 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 50 000 | 5 000 | ||||||
| 2020-07-21 | 2020-07-20 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −50 000 | 7 606 728 | |||||
| 2020-07-21 | 2020-07-20 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 39,2870 | −50 000 | −1 964 | 0 | ||||
| 2020-07-21 | 2020-07-20 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 50 000 | 50 000 | ||||||
| 2020-07-20 | 2020-07-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −6 576 | 11 075 996 | |||||
| 2020-07-20 | 2020-07-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 38,2050 | −2 358 | −90 | 0 | ||||
| 2020-07-20 | 2020-07-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 37,6210 | −4 218 | −159 | 2 358 | ||||
| 2020-07-20 | 2020-07-17 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 6 576 | 6 576 | ||||||
| 2020-07-20 | 2020-07-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −1 088 | 7 234 004 | |||||
| 2020-07-20 | 2020-07-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −6 576 | 11 075 996 | |||||
| 2020-07-20 | 2020-07-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 38,3900 | −100 | −4 | 0 | ||||
| 2020-07-20 | 2020-07-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 37,7130 | −988 | −37 | 100 | ||||
| 2020-07-20 | 2020-07-17 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 1 088 | 1 088 | ||||||
| 2020-07-20 | 2020-07-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 38,2050 | −2 358 | −90 | 0 | ||||
| 2020-07-20 | 2020-07-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 37,6210 | −4 218 | −159 | 2 358 | ||||
| 2020-07-20 | 2020-07-17 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987( | ALTR | Class A Common Stock | I | 6 576 | 6 576 | ||||||
| 2020-07-20 | 2020-07-17 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −1 088 | 7 234 004 | |||||
| 2020-07-20 | 2020-07-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 38,3900 | −100 | −4 | 0 | ||||
| 2020-07-20 | 2020-07-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 37,7130 | −988 | −37 | 100 | ||||
| 2020-07-20 | 2020-07-17 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 1 088 | 1 088 | ||||||
| 2020-07-17 | 2020-07-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −8 705 | 7 235 092 | |||||
| 2020-07-17 | 2020-07-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −14 821 | 11 082 572 | |||||
| 2020-07-17 | 2020-07-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 37,5900 | −100 | −4 | 0 | ||||
| 2020-07-17 | 2020-07-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 37,2100 | −8 605 | −320 | 100 | ||||
| 2020-07-17 | 2020-07-16 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 8 705 | 8 705 | ||||||
| 2020-07-17 | 2020-07-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 37,2110 | −14 821 | −552 | 0 | ||||
| 2020-07-17 | 2020-07-16 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 14 821 | 14 821 | ||||||
| 2020-07-17 | 2020-07-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −10 207 | 7 243 797 | |||||
| 2020-07-17 | 2020-07-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −18 603 | 11 097 393 | |||||
| 2020-07-17 | 2020-07-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 37,9920 | −10 207 | −388 | 0 | ||||
| 2020-07-17 | 2020-07-15 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 10 207 | 10 207 | ||||||
| 2020-07-17 | 2020-07-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 38,6800 | −100 | −4 | 0 | ||||
| 2020-07-17 | 2020-07-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 37,9970 | −18 503 | −703 | 100 | ||||
| 2020-07-17 | 2020-07-15 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 18 603 | 18 603 | ||||||
| 2020-07-17 | 2020-07-16 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −8 705 | 7 235 092 | |||||
| 2020-07-17 | 2020-07-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 37,5900 | −100 | −4 | 0 | ||||
| 2020-07-17 | 2020-07-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 37,2100 | −8 605 | −320 | 100 | ||||
| 2020-07-17 | 2020-07-16 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 8 705 | 8 705 | ||||||
| 2020-07-17 | 2020-07-15 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −10 207 | 7 243 797 | |||||
| 2020-07-17 | 2020-07-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 37,9920 | −10 207 | −388 | 0 | ||||
| 2020-07-17 | 2020-07-15 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 10 207 | 10 207 | ||||||
| 2020-07-17 | 2020-07-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −14 821 | 11 082 572 | |||||
| 2020-07-17 | 2020-07-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 37,2110 | −14 821 | −552 | 0 | ||||
| 2020-07-17 | 2020-07-16 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 14 821 | 14 821 | ||||||
| 2020-07-17 | 2020-07-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −18 603 | 11 097 393 | |||||
| 2020-07-17 | 2020-07-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 38,6800 | −100 | −4 | 0 | ||||
| 2020-07-17 | 2020-07-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 37,9970 | −18 503 | −703 | 100 | ||||
| 2020-07-17 | 2020-07-15 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 18 603 | 18 603 | ||||||
| 2020-07-16 | 2020-07-16 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 37,1610 | −4 000 | −149 | 321 555 | ||||
| 2020-07-08 | 2020-07-06 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 616 452 | |||||
| 2020-07-08 | 2020-07-06 | 4 | Dagg James | ALTR | Class A Common Stock | D | 39,3100 | −8 000 | −314 | 6 054 | ||||
| 2020-07-08 | 2020-07-06 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 14 054 | ||||||
| 2020-06-18 | 2020-06-16 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 38,2100 | −4 000 | −153 | 325 555 | ||||
| 2020-06-17 | 2020-06-15 | 4 | Maitra Raoul | ALTR | Stock Option (right to buy) | D | 0,64 | −2 500 | 5 500 | |||||
| 2020-06-17 | 2020-06-15 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 0,6400 | 2 500 | 2 | 9 717 | ||||
| 2020-06-15 | 2020-06-12 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 7 774 | 329 555 | ||||||
| 2020-06-15 | 2020-06-12 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | −7 774 | 5 392 | ||||||
| 2020-06-12 | 2020-06-10 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 3,64 | −968 | 0 | |||||
| 2020-06-12 | 2020-06-10 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 5,18 | −6 806 | 6 806 | |||||
| 2020-06-12 | 2020-06-10 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 3,6400 | 968 | 4 | 13 166 | ||||
| 2020-06-12 | 2020-06-10 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 5,1800 | 6 806 | 35 | 12 198 | ||||
| 2020-06-09 | 2020-06-05 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 624 452 | |||||
| 2020-06-09 | 2020-06-05 | 4 | Dagg James | ALTR | Class A Common Stock | D | 39,9570 | −8 000 | −320 | 6 054 | ||||
| 2020-06-09 | 2020-06-05 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 14 054 | ||||||
| 2020-06-08 | 2020-06-04 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 39,1250 | −2 000 | −78 | 7 217 | ||||
| 2020-06-08 | 2020-06-04 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 39,3000 | −2 000 | −79 | 25 526 | ||||
| 2020-06-05 | 2020-06-03 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 3,84 | 3,8400 | −3 252 | −12 | 4 000 | |||
| 2020-06-05 | 2020-06-03 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 40,0000 | −3 252 | −130 | 51 847 | ||||
| 2020-06-05 | 2020-06-03 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 3,8400 | 3 252 | 12 | 55 099 | ||||
| 2020-06-04 | 2020-06-02 | 4 | Simon David L | ALTR | Stock Option (right to buy) | D | 39,82 | 12 000 | 12 000 | |||||
| 2020-06-04 | 2020-06-02 | 4 | Saravia Gilma | ALTR | Stock Option (right to buy) | D | 39,82 | 22 500 | 22 500 | |||||
| 2020-06-04 | 2020-06-02 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 39,82 | 22 500 | 22 500 | |||||
| 2020-06-04 | 2020-06-02 | 4 | Srikanth Mahalingam | ALTR | Stock Option (right to buy) | D | 39,82 | 22 500 | 22 500 | |||||
| 2020-06-04 | 2020-06-02 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 39,82 | 22 500 | 22 500 | |||||
| 2020-06-04 | 2020-06-02 | 4 | Messano Amy | ALTR | Stock Option (right to buy) | D | 39,82 | 22 500 | 22 500 | |||||
| 2020-06-04 | 2020-06-02 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 39,82 | 12 000 | 12 000 | |||||
| 2020-06-04 | 2020-06-02 | 4 | Dias Nelson | ALTR | Stock Option (right to buy) | D | 39,82 | 22 500 | 22 500 | |||||
| 2020-06-04 | 2020-06-02 | 4 | Maitra Raoul | ALTR | Stock Option (right to buy) | D | 39,82 | 12 000 | 12 000 | |||||
| 2020-06-04 | 2020-06-02 | 4 | Suidara Andrea | ALTR | Stock Option (right to buy) | D | 39,82 | 22 500 | 22 500 | |||||
| 2020-06-04 | 2020-06-02 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 39,82 | 12 000 | 12 000 | |||||
| 2020-06-03 | 2020-06-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −50 407 | 7 656 728 | |||||
| 2020-06-03 | 2020-06-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 38,9070 | −50 407 | −1 961 | 0 | ||||
| 2020-06-03 | 2020-06-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 50 407 | 50 407 | ||||||
| 2020-06-03 | 2020-06-02 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −50 047 | 7 656 728 | |||||
| 2020-06-03 | 2020-06-02 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 38,9070 | −50 407 | −1 961 | 0 | ||||
| 2020-06-03 | 2020-06-02 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 50 407 | 50 407 | ||||||
| 2020-06-02 | 2020-06-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −29 593 | 7 707 135 | |||||
| 2020-06-02 | 2020-06-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 39,1310 | −29 593 | −1 158 | 0 | ||||
| 2020-06-02 | 2020-06-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 29 593 | 29 593 | ||||||
| 2020-06-02 | 2020-06-01 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −29 593 | 7 707 135 | |||||
| 2020-06-02 | 2020-06-01 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 39,1310 | −29 593 | −1 158 | 0 | ||||
| 2020-06-02 | 2020-06-01 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 29 593 | 29 593 | ||||||
| 2020-06-01 | 2020-05-28 | 4 | Hart Richard | ALTR | Class A Common Stock | D | 3 000 | 9 000 | ||||||
| 2020-06-01 | 2020-05-28 | 4 | Boyce Mary Cunningham | ALTR | Class A Common Stock | D | 3 000 | 19 000 | ||||||
| 2020-06-01 | 2020-05-28 | 4 | Earhart Stephen P | ALTR | Class A Common Stock | D | 3 000 | 49 000 | ||||||
| 2020-06-01 | 2020-05-28 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 3 000 | 9 000 | ||||||
| 2020-06-01 | 2020-05-28 | 4 | Kowal Jan | ALTR | Class A Common Stock | D | 3 000 | 9 000 | ||||||
| 2020-05-27 | 2020-05-26 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −16 000 | 632 452 | |||||
| 2020-05-27 | 2020-05-26 | 4 | Dagg James | ALTR | Class A Common Stock | D | 37,5000 | −16 000 | −600 | 6 054 | ||||
| 2020-05-27 | 2020-05-26 | 4 | Dagg James | ALTR | Class A Common Stock | D | 16 000 | 22 054 | ||||||
| 2020-05-20 | 2020-05-18 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 33,3150 | −4 000 | −133 | 321 781 | ||||
| 2020-04-30 | 2020-04-29 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 32,7950 | −4 000 | −131 | 325 781 | ||||
| 2020-04-22 | 2020-04-21 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 1 343 | 329 781 | ||||||
| 2020-04-22 | 2020-04-21 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | −1 343 | 5 392 | ||||||
| 2020-04-10 | 2020-04-09 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 27,3200 | −2 055 | −56 | 47 636 | ||||
| 2020-03-18 | 2020-03-16 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 24,6100 | −314 | −8 | 51 847 | ||||
| 2020-03-18 | 2020-03-16 | 4 | Simon David L | ALTR | Class A Common Stock | D | 24,6110 | −168 | −4 | 24 633 | ||||
| 2020-03-18 | 2020-03-16 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 24,6070 | −230 | −6 | 14 594 | ||||
| 2020-03-18 | 2020-03-16 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 24,6080 | −213 | −5 | 27 526 | ||||
| 2020-03-17 | 2020-03-16 | 4 | Dias Nelson | ALTR | Stock Option (right to buy) | D | 25,11 | 1 178 | 1 178 | |||||
| 2020-03-17 | 2020-03-16 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 1 178 | 27 739 | ||||||
| 2020-03-13 | 2020-03-11 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 27,49 | 1 885 | 1 885 | |||||
| 2020-03-13 | 2020-03-11 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 1 885 | 6 735 | ||||||
| 2020-03-13 | 2020-03-11 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 27,49 | 7 539 | 7 539 | |||||
| 2020-03-13 | 2020-03-11 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 7 539 | 55 069 | ||||||
| 2020-03-13 | 2020-03-11 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 27,49 | 1 448 | 1 448 | |||||
| 2020-03-13 | 2020-03-11 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 1 448 | 52 161 | ||||||
| 2020-03-13 | 2020-03-11 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 27,49 | 1 468 | 1 468 | |||||
| 2020-03-13 | 2020-03-11 | 4 | Dagg James | ALTR | Class A Common Stock | D | 1 468 | 6 054 | ||||||
| 2020-03-13 | 2020-03-11 | 4 | Messano Amy | ALTR | Stock Option (right to buy) | D | 27,49 | 1 563 | 1 563 | |||||
| 2020-03-13 | 2020-03-11 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 1 563 | 10 464 | ||||||
| 2020-03-13 | 2020-03-11 | 4 | Suidara Andrea | ALTR | Stock Option (right to buy) | D | 27,49 | 500 | 500 | |||||
| 2020-03-13 | 2020-03-11 | 4 | Suidara Andrea | ALTR | Class A Common Stock | D | 500 | 20 500 | ||||||
| 2020-03-13 | 2020-03-11 | 4 | Srikanth Mahalingam | ALTR | Stock Option (right to buy) | D | 27,49 | 1 472 | 1 472 | |||||
| 2020-03-13 | 2020-03-11 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 1 472 | 14 824 | ||||||
| 2020-03-13 | 2020-03-11 | 4 | Simon David L | ALTR | Stock Option (right to buy) | D | 27,49 | 1 012 | 1 012 | |||||
| 2020-03-13 | 2020-03-11 | 4 | Simon David L | ALTR | Class A Common Stock | D | 1 012 | 24 801 | ||||||
| 2020-03-13 | 2020-03-11 | 4 | Maitra Raoul | ALTR | Stock Option (right to buy) | D | 27,49 | 1 051 | 1 051 | |||||
| 2020-03-13 | 2020-03-11 | 4 | Maitra Raoul | ALTR | Class A Common Stock | D | 1 051 | 9 217 | ||||||
| 2020-03-12 | 2020-03-11 | 4 | Scapa James Ralph | ALTR | Stock Option (right to buy) | D | 27,49 | 40 000 | 40 000 | |||||
| 2020-03-12 | 2020-03-11 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 16 000 | 49 691 | ||||||
| 2020-03-11 | 2020-03-09 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 28,8290 | −2 369 | −68 | 33 691 | ||||
| 2020-03-11 | 2020-03-09 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 28,8290 | −192 | −6 | 13 352 | ||||
| 2020-03-11 | 2020-03-09 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 28,8310 | −599 | −17 | 8 901 | ||||
| 2020-03-11 | 2020-03-09 | 4 | Simon David L | ALTR | Class A Common Stock | D | 28,8290 | −97 | −3 | 23 789 | ||||
| 2020-03-11 | 2020-03-09 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 28,8350 | −94 | −3 | 26 561 | ||||
| 2020-03-11 | 2020-03-09 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 28,8350 | 226 | 7 | 50 713 | ||||
| 2020-03-04 | 2020-03-03 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 34,9730 | −4 000 | −140 | 328 438 | ||||
| 2020-02-21 | 2020-02-19 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −80 000 | 7 736 728 | |||||
| 2020-02-21 | 2020-02-19 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 38,2570 | −80 000 | −3 061 | 0 | ||||
| 2020-02-21 | 2020-02-19 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 80 000 | 80 000 | ||||||
| 2020-02-21 | 3 | Maitra Raoul | ALTR | Class A Common Stock | D | 16 332 | ||||||||
| 2020-02-21 | 3 | Maitra Raoul | ALTR | Class A Common Stock | D | 16 332 | ||||||||
| 2020-02-21 | 3 | Maitra Raoul | ALTR | Class A Common Stock | D | 16 332 | ||||||||
| 2020-02-21 | 2020-02-19 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −80 000 | 7 736 728 | |||||
| 2020-02-21 | 2020-02-19 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 38,2570 | −80 000 | −3 061 | 0 | ||||
| 2020-02-21 | 2020-02-19 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 80 000 | 80 000 | ||||||
| 2020-02-06 | 2020-02-04 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 38,8490 | −4 000 | −155 | 332 438 | ||||
| 2020-02-06 | 2020-01-08 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 3,84 | −756 | 0 | |||||
| 2020-02-06 | 2020-01-08 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 756 | 336 438 | ||||||
| 2020-02-06 | 2020-01-08 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | −756 | 4 850 | ||||||
| 2020-02-06 | 2020-01-08 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 3,8400 | 756 | 3 | 5 606 | ||||
| 2019-12-19 | 2019-12-18 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −16 000 | 648 452 | |||||
| 2019-12-19 | 2019-12-18 | 4 | Dagg James | ALTR | Class A Common Stock | D | 35,0000 | −16 000 | −560 | 4 586 | ||||
| 2019-12-19 | 2019-12-18 | 4 | Dagg James | ALTR | Class A Common Stock | D | 16 000 | 20 586 | ||||||
| 2019-12-19 | 2019-12-18 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 34,1200 | −1 900 | −65 | 0 | ||||
| 2019-12-19 | 2019-12-18 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 34,8400 | −78 100 | −2 721 | 1 900 | ||||
| 2019-12-19 | 2019-12-17 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −80 000 | 7 816 728 | |||||
| 2019-12-19 | 2019-12-17 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 80 000 | 80 000 | ||||||
| 2019-12-19 | 2019-12-18 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 34,1200 | −1 900 | −65 | 0 | ||||
| 2019-12-19 | 2019-12-18 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 34,8400 | −78 100 | −2 721 | 1 900 | ||||
| 2019-12-19 | 2019-12-17 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −80 000 | 7 816 728 | |||||
| 2019-12-19 | 2019-12-17 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 80 000 | 80 000 | ||||||
| 2019-12-18 | 2019-12-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 34,1740 | −4 000 | −137 | 335 682 | ||||
| 2019-12-16 | 2019-12-13 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 33,5430 | −56 | −2 | 26 655 | ||||
| 2019-12-13 | 2019-12-11 | 4 | Dias Nelson | ALTR | Stock Option (right to buy) | D | 0,64 | −8 000 | 0 | |||||
| 2019-12-13 | 2019-12-11 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 31,3700 | −2 754 | −86 | 26 711 | ||||
| 2019-12-13 | 2019-12-11 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 0,6400 | 8 000 | 5 | 29 465 | ||||
| 2019-11-29 | 2019-11-26 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 32,7660 | −4 000 | −131 | 339 682 | ||||
| 2019-11-07 | 2019-11-05 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 38,0000 | −8 000 | −304 | 50 939 | ||||
| 2019-10-23 | 2019-10-18 | 4/A | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −20 194 | 7 966 534 | |||||
| 2019-10-23 | 2019-10-21 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −69 806 | 7 896 728 | |||||
| 2019-10-23 | 2019-10-21 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 34,4990 | −69 806 | −2 408 | 0 | ||||
| 2019-10-23 | 2019-10-21 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 69 806 | 69 806 | ||||||
| 2019-10-23 | 2019-10-21 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −69 806 | 7 896 728 | |||||
| 2019-10-23 | 2019-10-21 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 34,4990 | −69 806 | −2 408 | 0 | ||||
| 2019-10-23 | 2019-10-21 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 69 806 | 69 806 | ||||||
| 2019-10-22 | 2019-10-18 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −20 194 | 7 966 534 | |||||
| 2019-10-22 | 2019-10-18 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 34,0500 | −20 194 | −688 | 0 | ||||
| 2019-10-22 | 2019-10-18 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 20 194 | 20 194 | ||||||
| 2019-10-22 | 2019-10-18 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −20 194 | 7 966 534 | |||||
| 2019-10-22 | 2019-10-18 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 34,0500 | −20 194 | −688 | 0 | ||||
| 2019-10-22 | 2019-10-18 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 20 194 | 20 194 | ||||||
| 2019-10-21 | 2019-10-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 34,7710 | −4 000 | −139 | 343 682 | ||||
| 2019-10-18 | 2019-10-16 | 4 | Srikanth Mahalingam | ALTR | Stock Option (right to buy) | D | 0,64 | 8 000 | 0 | |||||
| 2019-10-18 | 2019-10-16 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 0,6400 | 8 000 | 5 | 13 544 | ||||
| 2019-10-15 | 2019-10-11 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 664 452 | |||||
| 2019-10-15 | 2019-10-11 | 4 | Dagg James | ALTR | Class A Common Stock | D | 35,0000 | −8 000 | −280 | 4 586 | ||||
| 2019-10-15 | 2019-10-11 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 12 586 | ||||||
| 2019-10-07 | 2019-10-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −30 534 | 11 115 996 | |||||
| 2019-10-07 | 2019-10-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 32,4940 | −30 534 | −992 | 0 | ||||
| 2019-10-07 | 2019-10-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 30 534 | 30 534 | ||||||
| 2019-10-07 | 2019-10-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −30 534 | 11 115 996 | |||||
| 2019-10-07 | 2019-10-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 32,4940 | −30 534 | −992 | 0 | ||||
| 2019-10-07 | 2019-10-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 30 534 | 30 534 | ||||||
| 2019-10-03 | 2019-10-02 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −4 975 | 7 254 004 | |||||
| 2019-10-03 | 2019-10-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −29 335 | 11 146 530 | |||||
| 2019-10-03 | 2019-10-02 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 32,8350 | −4 975 | −163 | 0 | ||||
| 2019-10-03 | 2019-10-02 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 4 975 | 4 975 | ||||||
| 2019-10-03 | 2019-10-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 32,8730 | −29 335 | −964 | 0 | ||||
| 2019-10-03 | 2019-10-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 29 335 | 29 335 | ||||||
| 2019-10-03 | 2019-10-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −29 335 | 11 146 530 | |||||
| 2019-10-03 | 2019-10-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 32,8730 | −29 335 | −964 | 0 | ||||
| 2019-10-03 | 2019-10-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 29 335 | 29 335 | ||||||
| 2019-10-03 | 2019-10-02 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −4 975 | 7 254 004 | |||||
| 2019-10-03 | 2019-10-02 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 32,8350 | −4 975 | −163 | 0 | ||||
| 2019-10-03 | 2019-10-02 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 4 975 | 4 975 | ||||||
| 2019-10-03 | 2019-10-01 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −5 025 | 7 258 979 | |||||
| 2019-10-03 | 2019-10-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −20 131 | 11 175 865 | |||||
| 2019-10-03 | 2019-10-01 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 34,6960 | −874 | −30 | 0 | ||||
| 2019-10-03 | 2019-10-01 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 33,8640 | −4 151 | −141 | 874 | ||||
| 2019-10-03 | 2019-10-01 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 025 | 5 025 | ||||||
| 2019-10-03 | 2019-10-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 34,7330 | −2 500 | −87 | 0 | ||||
| 2019-10-03 | 2019-10-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 33,9000 | −17 631 | −598 | 2 500 | ||||
| 2019-10-03 | 2019-10-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 20 131 | 20 131 | ||||||
| 2019-10-03 | 2019-10-01 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −5 025 | 7 258 979 | |||||
| 2019-10-03 | 2019-10-01 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 34,6960 | −874 | −30 | 0 | ||||
| 2019-10-03 | 2019-10-01 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 33,8640 | −4 151 | −141 | 874 | ||||
| 2019-10-03 | 2019-10-01 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 025 | 5 025 | ||||||
| 2019-10-03 | 2019-10-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −20 131 | 11 175 865 | |||||
| 2019-10-03 | 2019-10-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 34,7330 | −2 500 | −87 | 0 | ||||
| 2019-10-03 | 2019-10-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 33,9000 | −17 631 | −598 | 2 500 | ||||
| 2019-10-03 | 2019-10-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 20 131 | 20 131 | ||||||
| 2019-09-20 | 2019-09-16 | 4/A | Suidara Andrea | ALTR | Class A Common Stock | D | 20 000 | 20 000 | ||||||
| 2019-09-19 | 2019-09-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 34,2224 | −4 000 | −137 | 347 682 | ||||
| 2019-09-18 | 2019-09-16 | 4 | Suidara Andrea | ALTR | Class A Common Stock | D | 20 000 | 20 000 | ||||||
| 2019-09-17 | 2019-09-13 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 672 452 | |||||
| 2019-09-17 | 2019-09-13 | 4 | Dagg James | ALTR | Class A Common Stock | D | 35,0000 | −8 000 | −280 | 4 586 | ||||
| 2019-09-17 | 2019-09-13 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 12 586 | ||||||
| 2019-09-17 | 2019-09-16 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 33,7900 | −2 500 | −84 | 85 793 | ||||
| 2019-09-05 | 2019-09-04 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −4 040 | 11 195 996 | |||||
| 2019-09-05 | 2019-09-04 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 33,8300 | −4 040 | −137 | 0 | ||||
| 2019-09-05 | 2019-09-04 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 4 040 | 4 040 | ||||||
| 2019-09-05 | 2019-09-03 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −10 000 | 7 264 004 | |||||
| 2019-09-05 | 2019-09-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −75 960 | 11 200 036 | |||||
| 2019-09-05 | 2019-09-03 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 34,1500 | −500 | −17 | 0 | ||||
| 2019-09-05 | 2019-09-03 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 33,7300 | −9 500 | −320 | 500 | ||||
| 2019-09-05 | 2019-09-03 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 10 000 | 10 000 | ||||||
| 2019-09-05 | 2019-09-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 34,1200 | −3 100 | −106 | 0 | ||||
| 2019-09-05 | 2019-09-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 33,4700 | −72 860 | −2 439 | 3 100 | ||||
| 2019-09-05 | 2019-09-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 75 960 | 75 960 | ||||||
| 2019-09-05 | 2019-09-04 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −4 040 | 11 195 996 | |||||
| 2019-09-05 | 2019-09-04 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 33,8300 | −4 040 | −137 | 0 | ||||
| 2019-09-05 | 2019-09-04 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 4 040 | 4 040 | ||||||
| 2019-09-05 | 2019-09-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −75 960 | 11 200 036 | |||||
| 2019-09-05 | 2019-09-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 34,1200 | −3 100 | −106 | 0 | ||||
| 2019-09-05 | 2019-09-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 33,4700 | −72 860 | −2 439 | 3 100 | ||||
| 2019-09-05 | 2019-09-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 75 960 | 75 960 | ||||||
| 2019-09-05 | 2019-09-03 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −10 000 | 7 264 004 | |||||
| 2019-09-05 | 2019-09-03 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 34,1500 | −500 | −17 | 0 | ||||
| 2019-09-05 | 2019-09-03 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 33,7300 | −9 500 | −320 | 500 | ||||
| 2019-09-05 | 2019-09-03 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 10 000 | 10 000 | ||||||
| 2019-08-30 | 2019-08-28 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 5 000 | 9 500 | ||||||
| 2019-08-21 | 2019-08-19 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 34,9040 | −4 000 | −140 | 351 682 | ||||
| 2019-08-21 | 2019-08-19 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −6 840 | 680 452 | |||||
| 2019-08-21 | 2019-08-19 | 4 | Dagg James | ALTR | Class A Common Stock | D | 35,1800 | −6 840 | −241 | 4 586 | ||||
| 2019-08-21 | 2019-08-19 | 4 | Dagg James | ALTR | Class A Common Stock | D | 6 840 | 11 426 | ||||||
| 2019-08-19 | 2019-08-15 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 33,9500 | −2 500 | −85 | 88 293 | ||||
| 2019-08-14 | 2019-08-12 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −1 160 | 687 292 | |||||
| 2019-08-14 | 2019-08-12 | 4 | Dagg James | ALTR | Class A Common Stock | D | 35,1390 | −1 160 | −41 | 4 586 | ||||
| 2019-08-14 | 2019-08-12 | 4 | Dagg James | ALTR | Class A Common Stock | D | 1 160 | 5 746 | ||||||
| 2019-08-07 | 2019-08-05 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 39,5100 | −2 000 | −79 | 58 939 | ||||
| 2019-08-05 | 2019-08-02 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −5 186 | 7 274 004 | |||||
| 2019-08-05 | 2019-08-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −4 814 | 7 279 190 | |||||
| 2019-08-05 | 2019-08-02 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 41,0200 | −100 | −4 | 0 | ||||
| 2019-08-05 | 2019-08-02 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 40,3400 | −5 086 | −205 | 100 | ||||
| 2019-08-05 | 2019-08-02 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class A Common Stock | I | 5 186 | 5 186 | ||||||
| 2019-08-05 | 2019-08-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 41,0100 | −300 | −12 | 0 | ||||
| 2019-08-05 | 2019-08-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 40,3900 | −64 402 | −2 601 | 300 | ||||
| 2019-08-05 | 2019-08-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 64 702 | 64 702 | ||||||
| 2019-08-05 | 2019-08-01 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −64 702 | 11 275 996 | |||||
| 2019-08-05 | 2019-08-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −15 298 | 11 340 698 | |||||
| 2019-08-05 | 2019-08-01 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 42,2800 | −643 | −27 | 0 | ||||
| 2019-08-05 | 2019-08-01 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 41,4500 | −4 171 | −173 | 643 | ||||
| 2019-08-05 | 2019-08-01 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 4 814 | 4 814 | ||||||
| 2019-08-05 | 2019-08-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 42,3000 | −2 517 | −106 | 0 | ||||
| 2019-08-05 | 2019-08-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 41,4000 | −12 781 | −529 | 2 517 | ||||
| 2019-08-05 | 2019-08-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 15 298 | 15 298 | ||||||
| 2019-08-05 | 2019-08-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −64 702 | 11 275 996 | |||||
| 2019-08-05 | 2019-08-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 41,0100 | −300 | −12 | 0 | ||||
| 2019-08-05 | 2019-08-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 40,3900 | −64 402 | −2 601 | 300 | ||||
| 2019-08-05 | 2019-08-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 64 702 | 64 702 | ||||||
| 2019-08-05 | 2019-08-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −15 298 | 11 340 698 | |||||
| 2019-08-05 | 2019-08-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 42,3000 | −2 517 | −106 | 0 | ||||
| 2019-08-05 | 2019-08-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 41,4000 | −12 781 | −529 | 2 517 | ||||
| 2019-08-05 | 2019-08-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 15 298 | 15 298 | ||||||
| 2019-08-05 | 2019-08-02 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −5 186 | 7 274 004 | |||||
| 2019-08-05 | 2019-08-02 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 41,0200 | −100 | −4 | 0 | ||||
| 2019-08-05 | 2019-08-02 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 40,3400 | −5 086 | −205 | 100 | ||||
| 2019-08-05 | 2019-08-02 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 5 186 | 5 186 | ||||||
| 2019-08-05 | 2019-08-01 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −4 814 | 7 279 190 | |||||
| 2019-08-05 | 2019-08-01 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 42,2800 | −643 | −27 | 0 | ||||
| 2019-08-05 | 2019-08-01 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 41,4500 | −4 171 | −173 | 643 | ||||
| 2019-08-05 | 2019-08-01 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 4 814 | 4 814 | ||||||
| 2019-08-05 | 2019-08-02 | 4 | GC Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −32 765 | 4 944 004 | |||||
| 2019-08-05 | 2019-08-02 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 40,4200 | −32 765 | −1 324 | 0 | ||||
| 2019-08-05 | 2019-08-02 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 32 765 | 32 765 | ||||||
| 2019-08-05 | 2019-08-01 | 4 | GC Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −7 235 | 4 976 769 | |||||
| 2019-08-05 | 2019-08-01 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 41,3710 | −7 235 | −299 | 0 | ||||
| 2019-08-05 | 2019-08-01 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 7 235 | 7 235 | ||||||
| 2019-08-05 | 2019-08-02 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −61 136 | 7 986 728 | |||||
| 2019-08-05 | 2019-08-02 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 40,4700 | −61 136 | −2 474 | 0 | ||||
| 2019-08-05 | 2019-08-02 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 61 136 | 61 136 | ||||||
| 2019-08-05 | 2019-08-01 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −18 864 | 8 047 864 | |||||
| 2019-08-05 | 2019-08-01 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 41,4040 | −18 864 | −781 | 0 | ||||
| 2019-08-05 | 2019-08-01 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 18 864 | 18 864 | ||||||
| 2019-08-05 | 2019-08-02 | 4 | Christ George J By GC Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −32 765 | 4 944 004 | |||||
| 2019-08-05 | 2019-08-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −61 136 | 7 986 728 | |||||
| 2019-08-05 | 2019-08-02 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 40,4200 | −32 765 | −1 324 | 0 | ||||
| 2019-08-05 | 2019-08-02 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 32 765 | 32 765 | ||||||
| 2019-08-05 | 2019-08-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 40,4700 | −61 136 | −2 474 | 0 | ||||
| 2019-08-05 | 2019-08-02 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 61 136 | 61 136 | ||||||
| 2019-08-05 | 2019-08-01 | 4 | Christ George J By GC Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −7 235 | 4 976 769 | |||||
| 2019-08-05 | 2019-08-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −18 864 | 8 047 864 | |||||
| 2019-08-05 | 2019-08-01 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 41,3710 | −7 235 | −299 | 0 | ||||
| 2019-08-05 | 2019-08-01 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 7 235 | 7 235 | ||||||
| 2019-08-05 | 2019-08-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 41,4040 | −18 864 | −781 | 0 | ||||
| 2019-08-05 | 2019-08-01 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 18 864 | 18 864 | ||||||
| 2019-07-18 | 2019-07-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 41,8150 | −4 000 | −167 | 355 682 | ||||
| 2019-07-18 | 2019-07-16 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 518 | 359 682 | ||||||
| 2019-07-18 | 2019-07-16 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | −518 | 4 850 | ||||||
| 2019-07-17 | 2019-07-15 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 41,1400 | −2 000 | −82 | 60 939 | ||||
| 2019-07-17 | 2019-07-15 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 41,1400 | −2 500 | −103 | 90 793 | ||||
| 2019-07-16 | 2019-07-12 | 4 | Christ George J By GC Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −6 989 | 4 984 004 | |||||
| 2019-07-16 | 2019-07-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −20 425 | 8 066 728 | |||||
| 2019-07-16 | 2019-07-12 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 41,4390 | −6 989 | −290 | 0 | ||||
| 2019-07-16 | 2019-07-12 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 6 989 | 6 989 | ||||||
| 2019-07-16 | 2019-07-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 41,3490 | −20 425 | −845 | 0 | ||||
| 2019-07-16 | 2019-07-12 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 20 425 | 20 425 | ||||||
| 2019-07-16 | 2019-07-12 | 4 | GC Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −6 989 | 4 984 004 | |||||
| 2019-07-16 | 2019-07-12 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 41,4390 | −6 989 | −290 | 0 | ||||
| 2019-07-16 | 2019-07-12 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 6 989 | 6 989 | ||||||
| 2019-07-16 | 2019-07-12 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −20 425 | 8 066 728 | |||||
| 2019-07-16 | 2019-07-12 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 41,3490 | −20 425 | −845 | 0 | ||||
| 2019-07-16 | 2019-07-12 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 20 425 | 20 425 | ||||||
| 2019-07-15 | 2019-07-11 | 4 | Christ George J By GC Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −12 935 | 4 990 993 | |||||
| 2019-07-15 | 2019-07-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −22 725 | 8 087 153 | |||||
| 2019-07-15 | 2019-07-11 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 42,2150 | −12 935 | −546 | 0 | ||||
| 2019-07-15 | 2019-07-11 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 12 935 | 12 935 | ||||||
| 2019-07-15 | 2019-07-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 42,2490 | −22 725 | −960 | 0 | ||||
| 2019-07-15 | 2019-07-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 22 725 | 22 725 | ||||||
| 2019-07-15 | 2019-07-11 | 4 | GC Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −12 935 | 4 990 993 | |||||
| 2019-07-15 | 2019-07-11 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 42,2150 | −12 935 | −546 | 0 | ||||
| 2019-07-15 | 2019-07-11 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 12 935 | 12 935 | ||||||
| 2019-07-15 | 2019-07-11 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −22 725 | 8 087 153 | |||||
| 2019-07-15 | 2019-07-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 42,2490 | −22 725 | −960 | 0 | ||||
| 2019-07-15 | 2019-07-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 22 725 | 22 725 | ||||||
| 2019-07-15 | 2019-07-11 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 688 452 | |||||
| 2019-07-15 | 2019-07-11 | 4 | Dagg James | ALTR | Class A Common Stock | D | 42,0390 | −8 000 | −336 | 4 586 | ||||
| 2019-07-15 | 2019-07-11 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 12 586 | ||||||
| 2019-07-12 | 2019-07-10 | 4 | Christ George J By GC Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −20 076 | 5 003 928 | |||||
| 2019-07-12 | 2019-07-10 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −36 850 | 8 109 878 | |||||
| 2019-07-12 | 2019-07-10 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 42,2080 | −20 076 | −847 | 0 | ||||
| 2019-07-12 | 2019-07-10 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 20 076 | 20 076 | ||||||
| 2019-07-12 | 2019-07-10 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 42,2190 | −36 850 | −1 556 | 0 | ||||
| 2019-07-12 | 2019-07-10 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 36 850 | 36 850 | ||||||
| 2019-07-12 | 2019-07-10 | 4 | GC Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −20 076 | 5 003 928 | |||||
| 2019-07-12 | 2019-07-10 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 42,2080 | −20 076 | −847 | 0 | ||||
| 2019-07-12 | 2019-07-10 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 20 076 | 20 076 | ||||||
| 2019-07-12 | 2019-07-10 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −36 850 | 8 109 878 | |||||
| 2019-07-12 | 2019-07-10 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 42,2190 | −36 850 | −1 556 | 0 | ||||
| 2019-07-12 | 2019-07-10 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 36 850 | 36 850 | ||||||
| 2019-07-05 | 2019-07-02 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −1 491 | 7 284 004 | |||||
| 2019-07-05 | 2019-07-02 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 40,4300 | −1 491 | −60 | 0 | ||||
| 2019-07-05 | 2019-07-02 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 1 491 | 1 491 | ||||||
| 2019-07-05 | 2019-07-02 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −1 491 | 7 284 004 | |||||
| 2019-07-05 | 2019-07-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −25 516 | 11 355 996 | |||||
| 2019-07-05 | 2019-07-02 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 40,4300 | −1 491 | −60 | 0 | ||||
| 2019-07-05 | 2019-07-02 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 1 491 | 1 491 | ||||||
| 2019-07-05 | 2019-07-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 40,4200 | −25 516 | −1 031 | 0 | ||||
| 2019-07-05 | 2019-07-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 25 516 | 25 516 | ||||||
| 2019-07-05 | 2019-07-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −25 516 | 11 355 996 | |||||
| 2019-07-05 | 2019-07-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 40,4200 | −25 516 | −1 031 | 0 | ||||
| 2019-07-05 | 2019-07-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 25 516 | 25 516 | ||||||
| 2019-07-03 | 2019-07-01 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 40,9200 | −2 000 | −82 | 62 939 | ||||
| 2019-07-03 | 2019-07-01 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −8 509 | 7 285 495 | |||||
| 2019-07-03 | 2019-07-01 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 40,9400 | −8 509 | −348 | 0 | ||||
| 2019-07-03 | 2019-07-01 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 8 509 | 8 509 | ||||||
| 2019-07-03 | 2019-07-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −54 484 | 11 381 512 | |||||
| 2019-07-03 | 2019-07-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 41,3300 | −500 | −21 | 0 | ||||
| 2019-07-03 | 2019-07-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 40,9300 | −53 984 | −2 210 | 500 | ||||
| 2019-07-03 | 2019-07-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 54 484 | 54 484 | ||||||
| 2019-07-03 | 2019-07-01 | 4 | Scapa James Ralph By JRS Investments LLC | ALTR | Class B Common Stock | I | 0,00 | −8 509 | 7 285 495 | |||||
| 2019-07-03 | 2019-07-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −54 484 | 11 381 512 | |||||
| 2019-07-03 | 2019-07-01 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 40,9400 | −8 509 | −348 | 0 | ||||
| 2019-07-03 | 2019-07-01 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 8 509 | 8 509 | ||||||
| 2019-07-03 | 2019-07-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 41,3300 | −500 | −21 | 0 | ||||
| 2019-07-03 | 2019-07-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 40,9300 | −53 984 | −2 210 | 500 | ||||
| 2019-07-03 | 2019-07-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 54 484 | 54 484 | ||||||
| 2019-06-20 | 2019-06-18 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 3,79 | 3,7900 | −1 612 | −6 | 0 | |||
| 2019-06-20 | 2019-06-18 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 37,7000 | −1 612 | −61 | 64 939 | ||||
| 2019-06-20 | 2019-06-18 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 3,7900 | 1 612 | 6 | 66 551 | ||||
| 2019-06-19 | 2019-06-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 37,5240 | −4 000 | −150 | 359 164 | ||||
| 2019-06-18 | 2019-06-14 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 35,9800 | −2 500 | −90 | 93 293 | ||||
| 2019-06-13 | 2019-06-11 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 696 452 | |||||
| 2019-06-13 | 2019-06-11 | 4 | Dagg James | ALTR | Class A Common Stock | D | 35,0900 | −8 000 | −281 | 4 586 | ||||
| 2019-06-13 | 2019-06-11 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 12 586 | ||||||
| 2019-06-13 | 2019-06-11 | 4 | Nichols Martin E | ALTR | Stock Option (right to buy) | D | 3,64 | 2 853 | 951 | |||||
| 2019-06-13 | 2019-06-11 | 4 | Nichols Martin E | ALTR | Stock Option (right to buy) | D | 3,84 | 5 397 | 1 799 | |||||
| 2019-06-13 | 2019-06-11 | 4 | Nichols Martin E | ALTR | Stock Option (right to buy) | D | 5,18 | 9 584 | 9 584 | |||||
| 2019-06-13 | 2019-06-11 | 4 | Nichols Martin E | ALTR | Stock Option (right to buy) | D | 3,79 | 1 044 | 0 | |||||
| 2019-06-13 | 2019-06-11 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 3,6400 | 2 853 | 10 | 95 793 | ||||
| 2019-06-13 | 2019-06-11 | 4 | Nichols Martin E | ALTR | Chief Information Officer | D | 3,8400 | 5 397 | 21 | 92 940 | ||||
| 2019-06-13 | 2019-06-11 | 4 | Nichols Martin E | ALTR | Chief Information Officer | D | 5,1800 | 9 584 | 50 | 87 543 | ||||
| 2019-06-13 | 2019-06-11 | 4 | Nichols Martin E | ALTR | Chief Information Officer | D | 3,7900 | 1 044 | 4 | 77 959 | ||||
| 2019-06-12 | 2019-06-10 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 3,64 | 968 | 968 | |||||
| 2019-06-12 | 2019-06-10 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 5,18 | 6 806 | 13 612 | |||||
| 2019-06-12 | 2019-06-10 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 7 774 | 363 164 | ||||||
| 2019-06-12 | 2019-06-10 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | −7 774 | 5 368 | ||||||
| 2019-06-12 | 2019-06-10 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 3,6400 | 968 | 4 | 13 142 | ||||
| 2019-06-12 | 2019-06-10 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 5,1800 | 6 806 | 35 | 12 174 | ||||
| 2019-06-12 | 2019-06-10 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 5,18 | −12 820 | 38 460 | |||||
| 2019-06-12 | 2019-06-10 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 35,3300 | −12 320 | −435 | 47 530 | ||||
| 2019-06-12 | 2019-06-10 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 34,7840 | −500 | −17 | 59 850 | ||||
| 2019-06-12 | 2019-06-10 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 5,1800 | 12 820 | 66 | 60 350 | ||||
| 2019-06-06 | 2019-06-04 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −6 300 | 11 435 996 | |||||
| 2019-06-06 | 2019-06-04 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 37,9260 | −1 284 | −49 | 0 | ||||
| 2019-06-06 | 2019-06-04 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 37,5230 | −5 016 | −188 | 1 284 | ||||
| 2019-06-06 | 2019-06-04 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 6 300 | 6 300 | ||||||
| 2019-06-06 | 2019-06-04 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −6 300 | 11 435 996 | |||||
| 2019-06-06 | 2019-06-04 | 4 | Scapa James Ralph I By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 37,9260 | −1 284 | −49 | 0 | ||||
| 2019-06-06 | 2019-06-04 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 37,5230 | −5 016 | −188 | 1 284 | ||||
| 2019-06-06 | 2019-06-04 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 6 300 | 6 300 | ||||||
| 2019-06-05 | 2019-03-06 | 4 | Dagg James | ALTR | Class A Common Stock | D | 35,6400 | −167 | −6 | 1 903 | ||||
| 2019-06-05 | 2019-03-06 | 4 | Simon David L | ALTR | Class A Common Stock | D | 35,6400 | −84 | −3 | 23 951 | ||||
| 2019-06-05 | 2019-06-03 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 3,79 | 3,7900 | −2 000 | −8 | 1 612 | |||
| 2019-06-05 | 2019-06-03 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 37,8700 | −2 000 | −76 | 64 939 | ||||
| 2019-06-05 | 2019-06-03 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 3,7900 | 2 000 | 8 | 66 939 | ||||
| 2019-06-05 | 2019-06-03 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −10 000 | 7 294 004 | |||||
| 2019-06-05 | 2019-06-03 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 37,8700 | −100 | −4 | 0 | ||||
| 2019-06-05 | 2019-06-03 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 36,8400 | −9 900 | −365 | 100 | ||||
| 2019-06-05 | 2019-06-03 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 10 000 | 10 000 | ||||||
| 2019-06-05 | 2019-06-03 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −10 000 | 7 294 004 | |||||
| 2019-06-05 | 2019-06-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −73 700 | 11 442 296 | |||||
| 2019-06-05 | 2019-06-03 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 37,8700 | −100 | −4 | 0 | ||||
| 2019-06-05 | 2019-06-03 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 36,8400 | −9 900 | −365 | 100 | ||||
| 2019-06-05 | 2019-06-03 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 10 000 | 10 000 | ||||||
| 2019-06-05 | 2019-06-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 37,7820 | −1 500 | −57 | 0 | ||||
| 2019-06-05 | 2019-06-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 36,8400 | −72 200 | −2 660 | 1 500 | ||||
| 2019-06-05 | 2019-06-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 73 700 | 73 700 | ||||||
| 2019-06-05 | 2019-06-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −73 700 | 11 442 296 | |||||
| 2019-06-05 | 2019-06-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 37,7820 | −1 500 | −57 | 0 | ||||
| 2019-06-05 | 2019-06-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 36,8400 | −72 200 | −2 660 | 1 500 | ||||
| 2019-06-05 | 2019-06-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 73 700 | 73 700 | ||||||
| 2019-06-05 | 2019-03-06 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 35,6400 | −198 | −7 | 61 872 | ||||
| 2019-06-05 | 2019-03-06 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 35,6400 | −85 | −3 | 18 950 | ||||
| 2019-06-05 | 2019-03-06 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 35,6400 | −1 309 | −47 | 18 691 | ||||
| 2019-06-05 | 2019-03-06 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 35,6400 | −167 | −6 | 9 903 | ||||
| 2019-05-21 | 2019-05-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 36,1370 | −4 000 | −145 | 355 390 | ||||
| 2019-05-20 | 2019-05-16 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 3,79 | 3,7900 | −2 000 | −8 | 3 612 | |||
| 2019-05-20 | 2019-05-16 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 36,0000 | −2 000 | −72 | 65 137 | ||||
| 2019-05-20 | 2019-05-16 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 3,7900 | 2 000 | 8 | 67 137 | ||||
| 2019-05-17 | 2019-05-15 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 35,1800 | −1 000 | −35 | 76 915 | ||||
| 2019-05-17 | 2019-05-15 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 34,4760 | −1 500 | −52 | 77 915 | ||||
| 2019-05-16 | 2019-05-14 | 4 | Hart Richard | ALTR | Class A Common Stock | D | 3 000 | 6 000 | ||||||
| 2019-05-16 | 2019-05-14 | 4 | Earhart Stephen P | ALTR | Class A Common Stock | D | 3 000 | 46 000 | ||||||
| 2019-05-16 | 2019-05-14 | 4 | Kowal Jan | ALTR | Class A Common Stock | D | 3 000 | 6 000 | ||||||
| 2019-05-16 | 2019-05-14 | 4 | Boyce Mary Cunningham | ALTR | Class A Common Stock | D | 3 000 | 16 000 | ||||||
| 2019-05-16 | 2019-05-14 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 3 000 | 6 000 | ||||||
| 2019-05-15 | 2019-05-13 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −100 | 704 452 | |||||
| 2019-05-15 | 2019-05-13 | 4 | Dagg James | ALTR | Class A Common Stock | D | 35,1200 | −100 | −4 | 4 753 | ||||
| 2019-05-15 | 2019-05-13 | 4 | Dagg James | ALTR | Class A Common Stock | D | 100 | 4 853 | ||||||
| 2019-05-15 | 2019-05-13 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 3,64 | −2 006 | 2 006 | |||||
| 2019-05-15 | 2019-05-13 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 3,84 | −3 000 | 1 000 | |||||
| 2019-05-15 | 2019-05-13 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 3,79 | −2 992 | 0 | |||||
| 2019-05-15 | 2019-05-13 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 34,8040 | −598 | −21 | 47 530 | ||||
| 2019-05-15 | 2019-05-13 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 34,0740 | −7 400 | −252 | 48 128 | ||||
| 2019-05-15 | 2019-05-13 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 3,6400 | 2 006 | 7 | 55 528 | ||||
| 2019-05-15 | 2019-05-13 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 3,8400 | 3 000 | 12 | 53 522 | ||||
| 2019-05-15 | 2019-05-13 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 3,7900 | 2 992 | 11 | 50 522 | ||||
| 2019-05-07 | 2019-05-03 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −1 029 | 7 304 004 | |||||
| 2019-05-07 | 2019-05-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −77 121 | 11 515 996 | |||||
| 2019-05-07 | 2019-05-03 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 37,0200 | −1 029 | −38 | 0 | ||||
| 2019-05-07 | 2019-05-03 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 1 029 | 1 029 | ||||||
| 2019-05-07 | 2019-05-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 37,0400 | −77 121 | −2 857 | 0 | ||||
| 2019-05-07 | 2019-05-03 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 77 121 | 77 121 | ||||||
| 2019-05-07 | 2019-05-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −77 121 | 11 515 996 | |||||
| 2019-05-07 | 2019-05-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 37,0400 | −77 121 | −2 857 | 0 | ||||
| 2019-05-07 | 2019-05-03 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 77 121 | 77 121 | ||||||
| 2019-05-07 | 2019-05-03 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −1 029 | 7 304 004 | |||||
| 2019-05-07 | 2019-05-03 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 37,0200 | −1 029 | −38 | 0 | ||||
| 2019-05-07 | 2019-05-03 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 1 029 | 1 029 | ||||||
| 2019-05-06 | 2019-05-02 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −4 059 | 7 305 033 | |||||
| 2019-05-06 | 2019-05-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −12 685 | 11 593 117 | |||||
| 2019-05-06 | 2019-05-02 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 36,8800 | −4 059 | −150 | 0 | ||||
| 2019-05-06 | 2019-05-02 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 4 059 | 4 059 | ||||||
| 2019-05-06 | 2019-05-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 36,8900 | −12 685 | −468 | 0 | ||||
| 2019-05-06 | 2019-05-02 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 12 685 | 12 685 | ||||||
| 2019-05-06 | 2019-05-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −12 685 | 11 593 117 | |||||
| 2019-05-06 | 2019-05-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 36,8900 | −12 685 | −468 | 0 | ||||
| 2019-05-06 | 2019-05-02 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 12 685 | 12 685 | ||||||
| 2019-05-06 | 2019-05-02 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −4 059 | 7 305 033 | |||||
| 2019-05-06 | 2019-05-02 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 36,8800 | −4 059 | −150 | 0 | ||||
| 2019-05-06 | 2019-05-02 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 4 059 | 4 059 | ||||||
| 2019-05-03 | 2019-05-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −15 200 | 11 605 802 | |||||
| 2019-05-03 | 2019-05-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 38,9450 | −2 875 | −112 | 0 | ||||
| 2019-05-03 | 2019-05-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 38,1430 | −12 325 | −470 | 2 875 | ||||
| 2019-05-03 | 2019-05-01 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 15 200 | 15 200 | ||||||
| 2019-05-03 | 2019-05-01 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −4 912 | 7 309 092 | |||||
| 2019-05-03 | 2019-05-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −15 200 | 11 605 802 | |||||
| 2019-05-03 | 2019-05-01 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 39,0890 | −700 | −27 | 0 | ||||
| 2019-05-03 | 2019-05-01 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 38,1700 | −4 212 | −161 | 700 | ||||
| 2019-05-03 | 2019-05-01 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 4 912 | 4 912 | ||||||
| 2019-05-03 | 2019-05-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 38,9450 | −2 875 | −112 | 0 | ||||
| 2019-05-03 | 2019-05-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 38,1430 | −12 325 | −470 | 2 875 | ||||
| 2019-05-03 | 2019-05-01 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 15 200 | 15 200 | ||||||
| 2019-05-03 | 2019-05-01 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −4 912 | 7 309 092 | |||||
| 2019-05-03 | 2019-05-01 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 39,0890 | −700 | −27 | 0 | ||||
| 2019-05-03 | 2019-05-01 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 38,1700 | −4 212 | −161 | 700 | ||||
| 2019-05-03 | 2019-05-01 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 4 912 | 4 912 | ||||||
| 2019-05-03 | 2019-05-01 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 3,79 | 3,7900 | −2 000 | −8 | 5 612 | |||
| 2019-05-03 | 2019-05-01 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 39,1700 | −100 | −4 | 65 137 | ||||
| 2019-05-03 | 2019-05-01 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 38,5400 | −1 900 | −73 | 65 237 | ||||
| 2019-05-03 | 2019-05-01 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 3,7900 | 2 000 | 8 | 67 137 | ||||
| 2019-04-18 | 2019-04-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 37,1730 | −300 | −11 | 359 390 | ||||
| 2019-04-18 | 2019-04-17 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 36,5840 | −3 700 | −135 | 359 690 | ||||
| 2019-04-18 | 2019-04-16 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 2,48 | −4 000 | 0 | |||||
| 2019-04-18 | 2019-04-16 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 0,64 | −4 000 | 0 | |||||
| 2019-04-18 | 2019-04-16 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 37,1650 | −1 937 | −72 | 47 530 | ||||
| 2019-04-18 | 2019-04-16 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 36,3280 | −6 063 | −220 | 49 467 | ||||
| 2019-04-18 | 2019-04-16 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 2,4800 | 4 000 | 10 | 55 530 | ||||
| 2019-04-18 | 2019-04-16 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 0,6400 | 4 000 | 3 | 51 530 | ||||
| 2019-04-17 | 2019-04-15 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 36,3110 | −2 500 | −91 | 79 415 | ||||
| 2019-04-17 | 2019-04-15 | 4 | Schramm Uwe | ALTR | Stock Option (right to buy) | D | 2,48 | 2,4800 | −2 000 | −5 | 0 | |||
| 2019-04-17 | 2019-04-15 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 36,2990 | −2 000 | −73 | 65 137 | ||||
| 2019-04-17 | 2019-04-15 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 2,4800 | 2 000 | 5 | 67 137 | ||||
| 2019-04-16 | 2019-03-18 | 4/A | Schramm Uwe | ALTR | Class A Common Stock | D | 3 067 | 65 137 | ||||||
| 2019-04-15 | 2019-04-11 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −8 000 | 704 552 | |||||
| 2019-04-15 | 2019-04-11 | 4 | Dagg James | ALTR | Class A Common Stock | D | 36,7000 | −8 000 | −294 | 4 753 | ||||
| 2019-04-15 | 2019-04-11 | 4 | Dagg James | ALTR | Class A Common Stock | D | 8 000 | 12 753 | ||||||
| 2019-04-12 | 2019-04-10 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −24 328 | 11 621 002 | |||||
| 2019-04-12 | 2019-04-10 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 36,9030 | −24 328 | −898 | 0 | ||||
| 2019-04-12 | 2019-04-10 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 24 328 | 24 328 | ||||||
| 2019-04-12 | 2019-04-10 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −4 399 | 7 314 004 | |||||
| 2019-04-12 | 2019-04-10 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 36,8950 | −4 399 | −162 | 0 | ||||
| 2019-04-12 | 2019-04-10 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 4 399 | 4 399 | ||||||
| 2019-04-12 | 2019-04-10 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −4 399 | 7 314 004 | |||||
| 2019-04-12 | 2019-04-10 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −24 328 | 11 621 002 | |||||
| 2019-04-12 | 2019-04-10 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 36,8950 | −4 399 | −162 | 0 | ||||
| 2019-04-12 | 2019-04-10 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 4 399 | 4 399 | ||||||
| 2019-04-12 | 2019-04-10 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 36,9030 | −24 328 | −898 | 0 | ||||
| 2019-04-12 | 2019-04-10 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 24 328 | 24 328 | ||||||
| 2019-04-10 | 2019-04-09 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −3 301 | 7 318 403 | |||||
| 2019-04-10 | 2019-04-09 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 36,7770 | −3 301 | −121 | 0 | ||||
| 2019-04-10 | 2019-04-09 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 3 301 | 3 301 | ||||||
| 2019-04-10 | 2019-04-09 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −3 301 | 7 318 403 | |||||
| 2019-04-10 | 2019-04-09 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −16 152 | 11 645 330 | |||||
| 2019-04-10 | 2019-04-09 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 36,7770 | −3 301 | −121 | 0 | ||||
| 2019-04-10 | 2019-04-09 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 3 301 | 3 301 | ||||||
| 2019-04-10 | 2019-04-09 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 36,7870 | −16 152 | −594 | 0 | ||||
| 2019-04-10 | 2019-04-09 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 16 152 | 16 152 | ||||||
| 2019-04-10 | 2019-04-09 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −16 152 | 11 645 330 | |||||
| 2019-04-10 | 2019-04-09 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 36,7870 | −16 152 | −594 | 0 | ||||
| 2019-04-10 | 2019-04-09 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 16 152 | 16 152 | ||||||
| 2019-04-09 | 2019-04-08 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −2 300 | 7 321 704 | |||||
| 2019-04-09 | 2019-04-08 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −14 514 | 11 661 482 | |||||
| 2019-04-09 | 2019-04-08 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 37,1470 | −2 300 | −85 | 0 | ||||
| 2019-04-09 | 2019-04-08 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 2 300 | 2 300 | ||||||
| 2019-04-09 | 2019-04-08 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 37,5020 | −900 | −34 | 0 | ||||
| 2019-04-09 | 2019-04-08 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 37,1150 | −13 614 | −505 | 900 | ||||
| 2019-04-09 | 2019-04-08 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 14 514 | 14 514 | ||||||
| 2019-04-09 | 2019-04-08 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −2 300 | 7 321 704 | |||||
| 2019-04-09 | 2019-04-08 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 37,1470 | −2 300 | −85 | 0 | ||||
| 2019-04-09 | 2019-04-08 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 2 300 | 2 300 | ||||||
| 2019-04-09 | 2019-04-08 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −14 514 | 11 661 482 | |||||
| 2019-04-09 | 2019-04-08 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 37,5020 | −900 | −34 | 0 | ||||
| 2019-04-09 | 2019-04-08 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 37,1150 | −13 614 | −505 | 900 | ||||
| 2019-04-09 | 2019-04-08 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 14 514 | 14 514 | ||||||
| 2019-04-08 | 2019-03-18 | 4/A | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 2 641 | 12 711 | ||||||
| 2019-04-08 | 2019-04-05 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 37,6800 | −7 000 | −264 | 5 711 | ||||
| 2019-03-26 | 2019-03-22 | 4 | Scapa James Ralph | ALTR | Stock Option (right to buy) | D | 36,19 | 20 000 | 20 000 | |||||
| 2019-03-26 | 2019-03-22 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 20 000 | 40 000 | ||||||
| 2019-03-20 | 2019-03-18 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 2 641 | 4 711 | ||||||
| 2019-03-20 | 2019-03-18 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 2 545 | 81 915 | ||||||
| 2019-03-20 | 2019-03-18 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 3 298 | 5 368 | ||||||
| 2019-03-20 | 2019-03-18 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 3 067 | 91 137 | ||||||
| 2019-03-20 | 2019-03-18 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 2 515 | 21 550 | ||||||
| 2019-03-20 | 2019-03-18 | 4 | Simon David L | ALTR | Class A Common Stock | D | 1 925 | 25 960 | ||||||
| 2019-03-20 | 2019-03-18 | 4 | Dagg James | ALTR | Class A Common Stock | D | 2 683 | 4 753 | ||||||
| 2019-03-20 | 2019-03-18 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 3 416 | 47 530 | ||||||
| 2019-03-14 | 2019-03-12 | 4 | Kowal Jan | ALTR | Stock Option (right to buy) | D | 3,79 | 8 000 | 12 000 | |||||
| 2019-03-14 | 2019-03-12 | 4 | Kowal Jan | ALTR | Class A Common Stock | D | 37,6200 | −8 000 | −301 | 3 000 | ||||
| 2019-03-14 | 2019-03-12 | 4 | Kowal Jan | ALTR | Class A Common Stock | D | 3,7900 | 8 000 | 30 | 11 000 | ||||
| 2019-03-07 | 2019-03-05 | 4 | Chouinard Brett R | ALTR | Stock Option (right to buy) | D | 0,64 | −4 000 | 0 | |||||
| 2019-03-07 | 2019-03-05 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 35,6100 | −4 000 | −142 | 44 114 | ||||
| 2019-03-07 | 2019-03-05 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 0,6400 | 4 000 | 3 | 48 114 | ||||
| 2019-03-07 | 2019-03-05 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 35,5900 | −5 000 | −178 | 79 370 | ||||
| 2019-01-07 | 3 | Simon David L | ALTR | Class A Common Stock | D | 48 070 | ||||||||
| 2019-01-07 | 3 | Simon David L | ALTR | Class A Common Stock | D | 48 070 | ||||||||
| 2019-01-07 | 3 | Simon David L | ALTR | Class A Common Stock | D | 48 070 | ||||||||
| 2019-01-07 | 2019-01-07 | 4 | Messano Amy | ALTR | Class A Common Stock | D | 4 500 | 4 500 | ||||||
| 2018-12-31 | 2018-12-28 | 4 | Nichols Martin E | ALTR | Stock Option (right to buy) | D | 3,79 | 2 300 | 1 044 | |||||
| 2018-12-31 | 2018-12-28 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 3,7900 | 2 300 | 9 | 84 370 | ||||
| 2018-12-21 | 2018-12-21 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 3,84 | 756 | 756 | |||||
| 2018-12-21 | 2018-12-21 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 3,79 | 865 | 0 | |||||
| 2018-12-21 | 2018-12-21 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 1 621 | 363 390 | ||||||
| 2018-12-21 | 2018-12-21 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | −1 621 | 2 070 | ||||||
| 2018-12-21 | 2018-12-21 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 3,8400 | 756 | 3 | 3 691 | ||||
| 2018-12-21 | 2018-12-21 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 3,7900 | 865 | 3 | 2 935 | ||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 5,18 | 6 806 | 20 418 | |||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 3,64 | 1 936 | 1 936 | |||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 3,84 | 1 512 | 1 512 | |||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 3,79 | 2 595 | 865 | |||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 2,48 | 20 000 | 0 | |||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 32 849 | 361 769 | ||||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | −32 849 | 2 070 | ||||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 5,1800 | 6 806 | 35 | 34 919 | ||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 3,6400 | 1 936 | 7 | 28 113 | ||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 3,8400 | 1 512 | 6 | 26 177 | ||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 3,7900 | 2 595 | 10 | 24 665 | ||||
| 2018-06-22 | 2018-06-20 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 2,4800 | 20 000 | 50 | 22 070 | ||||
| 2018-06-18 | 2018-06-14 | 4 | Harris Teresa A | ALTR | Class A Common Stock | D | 3 000 | 3 000 | ||||||
| 2018-06-18 | 2018-06-14 | 4 | Kowal Jan | ALTR | Class A Common Stock | D | 3 000 | 3 000 | ||||||
| 2018-06-18 | 2018-06-14 | 4 | Boyce Mary Cunningham | ALTR | Class A Common Stock | D | 3 000 | 13 000 | ||||||
| 2018-06-18 | 2018-06-14 | 4 | Hart Richard | ALTR | Class A Common Stock | D | 3 000 | 3 000 | ||||||
| 2018-06-18 | 2018-06-14 | 4 | Earhart Stephen P | ALTR | Class A Common Stock | D | 3 000 | 43 000 | ||||||
| 2018-06-18 | 2018-06-14 | 4 | Brancheau James E | ALTR | Class A Common Stock | D | 3 000 | 1 143 000 | ||||||
| 2018-06-11 | 2017-11-03 | 4/A | GC Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −1 200 000 | 5 224 004 | |||||
| 2018-06-11 | 2017-11-03 | 4/A | GC Investments LLC | ALTR | Class A Common Stock | D | 12,0900 | −1 200 000 | −14 508 | 0 | ||||
| 2018-06-11 | 2017-11-03 | 4/A | GC Investments LLC | ALTR | Class A Common Stock | D | 1 200 000 | 1 200 000 | ||||||
| 2018-06-11 | 2017-11-03 | 4/A | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −800 000 | 8 546 728 | |||||
| 2018-06-11 | 2017-11-03 | 4/A | Christ Revocable Trust | ALTR | Class A Common Stock | D | 12,0900 | −800 000 | −9 672 | 0 | ||||
| 2018-06-11 | 2017-11-03 | 4/A | Christ Revocable Trust | ALTR | Class A Common Stock | D | 800 000 | 800 000 | ||||||
| 2018-06-11 | 2017-11-03 | 4/A | Christ George J By GC Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −1 200 000 | 5 224 004 | |||||
| 2018-06-11 | 2017-11-03 | 4/A | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −800 000 | 8 546 728 | |||||
| 2018-06-11 | 2017-11-03 | 4/A | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 12,0900 | −1 200 000 | −14 508 | 0 | ||||
| 2018-06-11 | 2017-11-03 | 4/A | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 1 200 000 | 1 200 000 | ||||||
| 2018-06-11 | 2017-11-03 | 4/A | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 12,0900 | −800 000 | −9 672 | 0 | ||||
| 2018-06-11 | 2017-11-03 | 4/A | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 800 000 | 800 000 | ||||||
| 2018-06-11 | 2018-06-11 | 4 | Fariello Massimo Giuseppe | ALTR | Stock Option (right to buy) | D | 0,64 | 22 000 | 38 000 | |||||
| 2018-06-11 | 2018-06-11 | 4 | Fariello Massimo Giuseppe | ALTR | Class A Common Stock | D | 33,4250 | −22 000 | −735 | 2 070 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Fariello Massimo Giuseppe | ALTR | Class A Common Stock | D | 0,6400 | 22 000 | 14 | 24 070 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Christ George J By GC Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −200 000 | 5 024 004 | |||||
| 2018-06-11 | 2018-06-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −400 000 | 8 146 728 | |||||
| 2018-06-11 | 2018-06-11 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 33,4250 | −200 000 | −6 685 | 0 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 200 000 | 200 000 | ||||||
| 2018-06-11 | 2018-06-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 33,4250 | −400 000 | −13 370 | 0 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 400 000 | 400 000 | ||||||
| 2018-06-11 | 2018-06-11 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 33,4250 | −75 000 | −2 507 | 44 114 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 33,4250 | −26 000 | −869 | 62 070 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Dagg James | ALTR | Stock Option (right to buy) | D | 0,00 | −25 000 | 712 552 | |||||
| 2018-06-11 | 2018-06-11 | 4 | Dagg James | ALTR | Class A Common Stock | D | 33,4250 | −25 000 | −836 | 2 070 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Dagg James | ALTR | Class A Common Stock | D | 25 000 | 27 070 | ||||||
| 2018-06-11 | 2018-06-11 | 4 | Brancheau James E | ALTR | Class A Common Stock | D | 33,4250 | −120 000 | −4 011 | 1 140 000 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 33,4250 | −4 000 | −134 | 19 035 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Brennan Jeffrey M | ALTR | Class A Common Stock | D | 33,4250 | −40 000 | −1 337 | 25 914 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Morof Howard N | ALTR | Stock Option (right to buy) | D | 2,48 | 378 548 | 20 000 | |||||
| 2018-06-11 | 2018-06-11 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 168 548 | 328 920 | ||||||
| 2018-06-11 | 2018-06-11 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | −168 548 | 2 070 | ||||||
| 2018-06-11 | 2018-06-11 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 33,4250 | −210 000 | −7 019 | 170 618 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 2,4800 | 378 548 | 939 | 380 618 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −100 000 | 7 324 004 | |||||
| 2018-06-11 | 2018-06-11 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class B Common Stock | I | 0,00 | −975 420 | 11 675 996 | |||||
| 2018-06-11 | 2018-06-11 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 33,4250 | −100 000 | −3 342 | 0 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Scapa James Ralph By JRS Investments, LLC | ALTR | Class A Common Stock | I | 100 000 | 100 000 | ||||||
| 2018-06-11 | 2018-06-11 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 33,4250 | −975 420 | −32 603 | 0 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Scapa James Ralph By James R. Scapa Declaration of Trust dated March 5, 1987 | ALTR | Class A Common Stock | I | 975 420 | 975 420 | ||||||
| 2018-06-11 | 2018-06-11 | 4 | Perring Tom Mark | ALTR | Class A Common Stock | D | 33,4250 | −100 000 | −3 342 | 378 458 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 33,4250 | −10 000 | −334 | 82 070 | ||||
| 2018-06-11 | 2018-06-11 | 4 | James R. Scapa Declaration of Trust | ALTR | Class B Common Stock | D | 0,00 | −975 420 | 11 675 996 | |||||
| 2018-06-11 | 2018-06-11 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 33,4250 | −975 420 | −32 603 | 0 | ||||
| 2018-06-11 | 2018-06-11 | 4 | James R. Scapa Declaration of Trust | ALTR | Class A Common Stock | D | 975 420 | 975 420 | ||||||
| 2018-06-11 | 2018-06-11 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −400 000 | 8 146 728 | |||||
| 2018-06-11 | 2018-06-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 33,4250 | −400 000 | −13 370 | 0 | ||||
| 2018-06-11 | 2018-06-11 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 400 000 | 400 000 | ||||||
| 2018-06-11 | 2018-06-11 | 4 | GC Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −200 000 | 5 024 004 | |||||
| 2018-06-11 | 2018-06-11 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 33,4250 | −200 000 | −6 685 | 0 | ||||
| 2018-06-11 | 2018-06-11 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 200 000 | 200 000 | ||||||
| 2018-06-11 | 2018-06-11 | 4 | JRS Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −100 000 | 7 324 004 | |||||
| 2018-06-11 | 2018-06-11 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 33,4250 | −100 000 | −3 342 | 0 | ||||
| 2018-06-11 | 2018-06-11 | 4 | JRS Investments LLC | ALTR | Class A Common Stock | D | 100 000 | 100 000 | ||||||
| 2018-06-11 | 2017-12-08 | 4 | Srikanth Mahalingam | ALTR | Stock Option (right to buy) | D | 0,46 | −8 000 | 0 | |||||
| 2018-06-11 | 2017-12-08 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 0,4600 | 8 000 | 4 | 8 000 | ||||
| 2018-06-11 | 2017-12-13 | 4 | Brennan Jeffrey M | ALTR | Stock Option (right to buy) | D | 0,46 | −5 064 | 0 | |||||
| 2018-06-11 | 2017-12-13 | 4 | Brennan Jeffrey M | ALTR | Class A Common Stock | D | 0,4600 | 5 064 | 2 | 63 844 | ||||
| 2018-06-11 | 2017-12-11 | 4 | Dias Nelson | ALTR | Stock Option (right to buy) | D | 0,46 | −2 000 | 0 | |||||
| 2018-06-11 | 2017-12-11 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 0,4600 | 2 000 | 1 | 22 000 | ||||
| 2018-04-03 | 2018-04-01 | 4 | Boyce Mary Cunningham | ALTR | Class A Common Stock | D | 10 000 | 10 000 | ||||||
| 2018-02-22 | 2018-01-29 | 4 | Dagg James | ALTR | Class A Common Stock | D | 2 070 | 2 070 | ||||||
| 2018-02-22 | 2018-01-29 | 4 | Perring Tom Mark | ALTR | Class A Common Stock | D | 2 070 | 478 458 | ||||||
| 2018-02-22 | 2018-01-29 | 4 | Chouinard Brett R | ALTR | Class A Common Stock | D | 2 070 | 119 114 | ||||||
| 2018-02-22 | 2018-01-29 | 4 | Brennan Jeffrey M | ALTR | Class A Common Stock | D | 2 070 | 60 850 | ||||||
| 2018-02-22 | 2018-01-29 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 2 070 | 2 070 | ||||||
| 2018-02-22 | 2018-01-29 | 4 | Fariello Massimo Giuseppe | ALTR | Class A Common Stock | D | 2 070 | 2 070 | ||||||
| 2018-02-22 | 2018-01-29 | 4 | Schramm Uwe | ALTR | Class A Common Stock | D | 2 070 | 88 070 | ||||||
| 2018-02-22 | 2018-01-29 | 4 | Dias Nelson | ALTR | Class A Common Stock | D | 1 035 | 21 035 | ||||||
| 2018-02-22 | 2018-01-29 | 4 | Srikanth Mahalingam | ALTR | Class A Common Stock | D | 2 070 | 2 070 | ||||||
| 2018-02-22 | 2018-01-29 | 4 | Nichols Martin E | ALTR | Class A Common Stock | D | 2 070 | 92 070 | ||||||
| 2018-02-21 | 2018-02-19 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 20 000 | 20 000 | ||||||
| 2018-01-24 | 2018-01-23 | 4 | Morof Howard N | ALTR | Stock option (right to buy) | D | 2,48 | 20 372 | 398 548 | |||||
| 2018-01-24 | 2018-01-23 | 4 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 20 372 | 160 372 | ||||||
| 2018-01-24 | 2018-01-23 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | −20 372 | 0 | ||||||
| 2018-01-24 | 2018-01-23 | 4 | Morof Howard N | ALTR | Class A Common Stock | D | 2,4800 | 20 372 | 51 | 20 372 | ||||
| 2017-11-03 | 2017-11-03 | 4 | Christ George J By GC Investments, LLC | ALTR | Class B Common Stock | I | 0,00 | −800 000 | 5 624 004 | |||||
| 2017-11-03 | 2017-11-03 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class B Common Stock | I | 0,00 | −1 200 000 | 8 146 728 | |||||
| 2017-11-03 | 2017-11-03 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 12,0900 | −800 000 | −9 672 | 0 | ||||
| 2017-11-03 | 2017-11-03 | 4 | Christ George J By GC Investments, LLC | ALTR | Class A Common Stock | I | 800 000 | 800 000 | ||||||
| 2017-11-03 | 2017-11-03 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 12,0900 | −1 200 000 | −14 508 | 0 | ||||
| 2017-11-03 | 2017-11-03 | 4 | Christ George J By Christ Revocable Trust dated May 8, 2015 | ALTR | Class A Common Stock | I | 1 200 000 | 1 200 000 | ||||||
| 2017-11-03 | 2017-11-03 | 4 | Scapa James Ralph | ALTR | Stock Option (right to buy) | D | 0,64 | −1 734 996 | 0 | |||||
| 2017-11-03 | 2017-11-03 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 12,0900 | −1 734 996 | −20 976 | 0 | ||||
| 2017-11-03 | 2017-11-03 | 4 | Scapa James Ralph | ALTR | Class A Common Stock | D | 0,6400 | 1 734 996 | 1 110 | 1 734 996 | ||||
| 2017-11-03 | 2017-11-03 | 4 | Christ Revocable Trust | ALTR | Class B Common Stock | D | 0,00 | −1 200 000 | 8 146 728 | |||||
| 2017-11-03 | 2017-11-03 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 12,0900 | −1 200 000 | −14 508 | 0 | ||||
| 2017-11-03 | 2017-11-03 | 4 | Christ Revocable Trust | ALTR | Class A Common Stock | D | 1 200 000 | 1 200 000 | ||||||
| 2017-11-03 | 2017-11-03 | 4 | GC Investments LLC | ALTR | Class B Common Stock | D | 0,00 | −800 000 | 5 624 004 | |||||
| 2017-11-03 | 2017-11-03 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 12,0900 | −800 000 | −9 672 | 0 | ||||
| 2017-11-03 | 2017-11-03 | 4 | GC Investments LLC | ALTR | Class A Common Stock | D | 800 000 | 800 000 | ||||||
| 2017-10-31 | 3 | Brancheau James E | ALTR | Class A Common Stock | D | 2 520 000 | ||||||||
| 2017-10-31 | 3 | Brancheau James E | ALTR | Class A Common Stock | D | 2 520 000 | ||||||||
| 2017-10-31 | 3 | Fonseka Gardihewa Upali | ALTR | Class A Common Stock | D | 2 518 216 | ||||||||
| 2017-10-31 | 3 | Fonseka Gardihewa Upali | ALTR | Class A Common Stock | D | 2 518 216 | ||||||||
| 2017-10-31 | 3 | Earhart Stephen P | ALTR | Class A Common Stock | D | 80 000 | ||||||||
| 2017-10-31 | 3 | Earhart Stephen P | ALTR | Class A Common Stock | D | 80 000 | ||||||||
| 2017-10-31 | 3 | Perring Tom Mark | ALTR | Class A Common Stock | D | 952 776 | ||||||||
| 2017-10-31 | 3 | Perring Tom Mark | ALTR | Class A Common Stock | D | 952 776 | ||||||||
| 2017-10-31 | 3 | Dias Nelson | ALTR | Class A Common Stock | D | 40 000 | ||||||||
| 2017-10-31 | 3 | Dias Nelson | ALTR | Class A Common Stock | D | 40 000 | ||||||||
| 2017-10-31 | 3 | Nichols Martin E | ALTR | Class A Common Stock | D | 180 000 | ||||||||
| 2017-10-31 | 3 | Nichols Martin E | ALTR | Class A Common Stock | D | 180 000 | ||||||||
| 2017-10-31 | 3 | Fariello Massimo Giuseppe By Advanced Studies Holding Future Srl | ALTR | Class A Common Stock | I | 664 000 | ||||||||
| 2017-10-31 | 3 | Fariello Massimo Giuseppe By Advanced Studies Holding Future Srl | ALTR | Class A Common Stock | I | 664 000 | ||||||||
| 2017-10-31 | 3 | Brennan Jeffrey M | ALTR | Class A Common Stock | D | 117 560 | ||||||||
| 2017-10-31 | 3 | Brennan Jeffrey M | ALTR | Class A Common Stock | D | 117 560 | ||||||||
| 2017-10-31 | 3 | Ramoo Regu R | ALTR | Class A Common Stock | D | 40 000 | ||||||||
| 2017-10-31 | 3 | Ramoo Regu R | ALTR | Class A Common Stock | D | 40 000 | ||||||||
| 2017-10-31 | 3 | Little Robert Blake | ALTR | Class A Common Stock | D | 2 950 216 | ||||||||
| 2017-10-31 | 3 | Little Robert Blake | ALTR | Class A Common Stock | D | 2 950 216 | ||||||||
| 2017-10-31 | 3 | Schramm Uwe | ALTR | Class A Common Stock | D | 172 000 | ||||||||
| 2017-10-31 | 3 | Schramm Uwe | ALTR | Class A Common Stock | D | 172 000 | ||||||||
| 2017-10-31 | 3 | Brink John R | ALTR | Class A Common Stock | D | 104 000 | ||||||||
| 2017-10-31 | 3 | Brink John R | ALTR | Class A Common Stock | D | 104 000 | ||||||||
| 2017-10-31 | 3 | Morof Howard N By Howard N. Morof Irrevocable Grantor Trust dated September 11, 2017 | ALTR | Class A Common Stock | I | 422 160 | ||||||||
| 2017-10-31 | 3 | Morof Howard N By Howard N. Morof Irrevocable Grantor Trust dated September 11, 2017 | ALTR | Class A Common Stock | I | 422 160 | ||||||||
| 2017-10-31 | 3 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 421 080 | ||||||||
| 2017-10-31 | 3 | Morof Howard N By Howard N. Morof Revocable Trust dated August 7, 1992 | ALTR | Class A Common Stock | I | 421 080 | ||||||||
| 2017-10-31 | 3 | Chouinard Brett R | ALTR | Class A Common Stock | D | 234 088 | ||||||||
| 2017-10-31 | 3 | Chouinard Brett R | ALTR | Class A Common Stock | D | 234 088 |
