Introduktion

Den här sidan ger en omfattande analys av den kända insiderhandelshistoriken för James Ralph Scapa. Insiders är tjänstemän, styrelseledamöter eller betydande investerare i ett företag. Det är olagligt för insiders att göra affärer i sina företag baserat på specifik, 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. Trots dessa restriktioner tyder akademisk forskning på att insiders – i allmänhet – tenderar att överträffa marknaden i sina egna företag.

Genomsnittlig handelslönsamhet

Den genomsnittliga handelslönsamheten är den genomsnittliga avkastningen av alla köp på den öppna marknaden som insidern gjort under de senaste tre åren. För att beräkna detta undersöker vi alla oplanerade köp på öppen marknad som görs av insidern, exklusive alla affärer som markerats som en del av en 10b5-1-handelsplan. Vi beräknar sedan den genomsnittliga prestandan för dessa affärer under 3, 6 och 12 månader, med ett genomsnitt av var och en av dessa varaktigheter för att generera ett slutgiltigt resultatmått för varje affär. Slutligen tar vi ett genomsnitt av alla prestationsmått för att beräkna ett prestationsmått för insidern. Denna lista inkluderar endast insiders som har gjort minst tre affärer under de senaste två åren.

Om lönsamheten för denna insiderhandel är "N/A", så har insidern antingen inte gjort några köp på den öppna marknaden under de senaste tre åren, eller så är affärerna de har gjort för nya för att kunna beräkna ett tillförlitligt resultatmått.

Uppdateringsfrekvens: Dagligen

Se listan över mest lönsamma insiderhandlare

Företag med rapporterade insiderpositioner

SEC-anmälningarna visar att James Ralph Scapa har rapporterat innehav eller affärer i följande företag:

Värdepapper Titel Senaste rapporterade innehav
US:ALTR / Altair Engineering Inc. Chief Executive Officer, Director, 10% Owner 0
Hur man tolkar diagrammen

Följande diagram visar aktieutvecklingen för värdepapper efter varje icke-planerad handel på öppen marknad som görs av James Ralph Scapa. Icke-planerad handel är affärer som inte gjordes som en del av en 10b5-1-handelsplan. Aktieutvecklingen visas som kumulativ procentuell förändring av aktiekursen. Till exempel, om en insiderhandel gjordes den 1 januari 2019, kommer diagrammet att visa den dagliga procentuella förändringen av värdepapperet fram till idag. Om aktiekursen skulle gå från $10 till $15 under denna tid, skulle den kumulativa procentuella förändringen i aktiekursen vara 50%. En förändring i priset från 10 USD till 20 USD skulle vara 100 % och en prisändring på 10 USD till 5 USD skulle vara -50 %.

I slutändan försöker vi avgöra hur nära insiders affärer korrelerar med överavkastning (positiv eller negativ) i aktiekursen för att se om insidern tar tid för sina affärer att dra nytta av insiderinformation. Tänk på situationen där en insider gjorde detta. I den här situationen förväntar vi oss antingen (a) positiv avkastning efter köp eller (b) negativ avkastning efter försäljning. I fallet med (a) skulle KÖP-diagrammet visa en serie uppåtlutande kurvor, vilket indikerar positiv avkastning efter varje köptransaktion. I fallet med (b) skulle SALE-diagrammet visa en serie nedåtlutande kurvor, vilket indikerar negativ avkastning efter varje försäljningstransaktion.

Detta är dock inte tillräckligt för att dra slutsatser. Om till exempel aktiekursen i bolaget var i en icke-cyklisk stigning under många år, skulle vi förvänta oss att alla tomter efter köpet skulle vara uppåtlutande. Likaså skulle icke-cykliska nedgångar under många år resultera i nedåtlutande post-trade tomter. Inget av dessa diagram skulle tyda på insiderhandel.

Den starkaste indikatorn skulle vara en situation där aktiekursen var extremt cyklisk, och det fanns både positiva signaler i KÖP-diagrammet och negativa plotter på SALE-diagrammet. Denna situation skulle i hög grad tyda på en insider som tog tid för affärer till sin ekonomiska fördel.

Insiderhandelshistorik

Den här tabellen visar den fullständiga listan över insideraffärer gjorda av James Ralph Scapa som avslöjats för Securities Exchange Commission (SEC).

Fildatum Transaktionsdatum Schema Ticker Värdepapper Kode 10b5-1 Aktier Återstående aktier Procentuell förandring Aktie
pris
Transaktionsvärde Återstående
värde
2025-03-26 2025-03-26 4 ALTR Altair Engineering Inc.
Class A Common Stock
D - Sale to Issuer −1 184 0 −100,00 113,00 −133 792
2025-03-26 2025-03-26 4 ALTR Altair Engineering Inc.
Class A Common Stock
D - Sale to Issuer −190 505 0 −100,00 113,00 −21 527 065
2025-03-19 2025-03-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −9 1 184 −0,75 111,30 −1 002 131 779
2025-02-14 2025-02-12 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 72 555 190 505 61,51
2024-12-05 2024-12-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −16 095 117 950 −12,01 105,65 −1 700 437 12 461 418
2024-12-02 2024-11-29 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 500 0 −100,00 105,69 −686 988
2024-12-02 2024-11-29 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 500 0 −100,00 105,69 −686 988
2024-12-02 2024-11-29 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-12-02 2024-11-29 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-10-29 2024-10-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −296 0 −100,00 103,84 −30 737
2024-10-29 2024-10-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 522 296 −89,50 103,19 −260 251 30 545
2024-10-29 2024-10-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 522 296 −89,50 103,19 −260 251 30 545
2024-10-29 2024-10-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 682 2 818 −56,65 102,08 −375 861 287 663
2024-10-29 2024-10-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-10-29 2024-10-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −295 0 −100,00 103,84 −30 633
2024-10-29 2024-10-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 683 2 817 −56,66 102,08 −375 963 287 561
2024-10-29 2024-10-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-10-01 2024-09-30 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −928 0 −100,00 95,55 −88 668
2024-10-01 2024-09-30 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −928 0 −100,00 95,55 −88 668
2024-10-01 2024-09-30 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 572 928 −85,72 95,03 −529 501 88 187
2024-10-01 2024-09-30 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 572 928 −85,72 95,03 −529 501 88 187
2024-10-01 2024-09-30 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-10-01 2024-09-30 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-08-29 2024-08-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 490 0 −100,00 89,53 −133 404
2024-08-29 2024-08-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 010 1 490 −77,08 88,89 −445 335 132 445
2024-08-29 2024-08-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-08-29 2024-08-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-08-29 2024-08-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 490 0 −100,00 89,53 −133 404
2024-08-29 2024-08-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 010 1 490 −77,08 88,89 −445 335 132 445
2024-07-30 2024-07-29 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 484 0 −100,00 88,60 −131 477
2024-07-30 2024-07-29 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 016 1 484 −77,17 87,96 −441 230 130 539
2024-07-30 2024-07-29 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-07-30 2024-07-29 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-07-30 2024-07-29 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 483 0 −100,00 88,60 −131 389
2024-07-30 2024-07-29 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 017 1 483 −77,18 87,96 −441 318 130 452
2024-07-01 2024-06-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −900 0 −100,00 99,57 −89 609
2024-07-01 2024-06-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −900 0 −100,00 99,57 −89 609
2024-07-01 2024-06-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 762 900 −66,19 98,67 −173 863 88 806
2024-07-01 2024-06-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 838 2 662 −59,05 97,77 −375 235 260 259
2024-07-01 2024-06-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-07-01 2024-06-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-07-01 2024-06-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 761 900 −66,18 98,67 −173 765 88 806
2024-07-01 2024-06-28 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 839 2 661 −59,06 97,77 −375 333 260 162
2024-06-11 2024-06-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 94,18 −9 418
2024-06-11 2024-06-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 94,18 −9 418
2024-06-11 2024-06-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 950 100 −98,02 93,28 −461 716 9 328
2024-06-11 2024-06-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 950 100 −98,02 93,28 −461 716 9 328
2024-06-11 2024-06-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 450 5 050 −22,31 92,71 −134 435 468 203
2024-06-11 2024-06-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 450 5 050 −22,31 92,71 −134 435 468 203
2024-06-11 2024-06-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-06-11 2024-06-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 500 6 500
2024-05-10 2024-05-08 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −9 1 193 −0,75 84,38 −759 100 665
2024-05-10 2024-05-08 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −5 560 134 045 −3,98 84,37 −469 117 11 309 859
2024-03-19 2024-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 41 000 139 605 41,58
2024-03-19 2024-03-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 500 0 −100,00 80,84 −363 778
2024-03-19 2024-03-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 500 0 −100,00 80,84 −363 778
2024-03-19 2024-03-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −500 4 500 −10,00 79,87 −39 934 359 405
2024-03-19 2024-03-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −500 4 500 −10,00 79,87 −39 934 359 405
2024-03-19 2024-03-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2024-03-19 2024-03-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2024-03-14 2024-03-13 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −93 1 202 −7,18 81,66 −7 594 98 155
2024-03-14 2024-03-13 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −1 686 98 605 −1,68 81,66 −137 678 8 052 025
2024-03-05 2024-03-04 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −3 300 100 291 −3,19 85,32 −281 556 8 556 828
2024-02-20 2024-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 790 0 −100,00 91,35 −254 860
2024-02-20 2024-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 210 2 790 −44,20 90,72 −200 485 253 100
2024-02-20 2024-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2024-02-20 2024-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2024-02-20 2024-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 789 0 −100,00 91,35 −254 768
2024-02-20 2024-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 211 2 789 −44,22 90,72 −200 575 253 010
2024-01-18 2024-01-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 905 0 −100,00 83,91 −243 760
2024-01-18 2024-01-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 095 2 905 −41,90 83,48 −174 896 242 517
2024-01-18 2024-01-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2024-01-18 2024-01-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2024-01-18 2024-01-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 904 0 −100,00 83,91 −243 676
2024-01-18 2024-01-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 096 2 904 −41,92 83,48 −174 980 242 434
2023-12-19 2023-12-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −68 0 −100,00 74,58 −5 071
2023-12-19 2023-12-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 932 68 −98,64 74,11 −365 504 5 039
2023-12-19 2023-12-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-12-19 2023-12-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-12-19 2023-12-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −67 0 −100,00 74,58 −4 997
2023-12-19 2023-12-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 933 67 −98,66 74,11 −365 578 4 965
2023-11-17 2023-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −800 0 −100,00 73,60 −58 882
2023-11-17 2023-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −800 0 −100,00 73,60 −58 882
2023-11-17 2023-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 253 800 −80,26 72,48 −235 792 57 988
2023-11-17 2023-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 253 800 −80,26 72,48 −235 792 57 988
2023-11-17 2023-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −947 4 053 −18,94 71,74 −67 935 290 750
2023-11-17 2023-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −947 4 053 −18,94 71,74 −67 935 290 750
2023-11-17 2023-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-11-17 2023-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-10-17 2023-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −350 0 −100,00 66,05 −23 119
2023-10-17 2023-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −350 0 −100,00 66,05 −23 119
2023-10-17 2023-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 348 350 −90,54 65,44 −219 103 22 905
2023-10-17 2023-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 348 350 −90,54 65,44 −219 103 22 905
2023-10-17 2023-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 302 3 698 −26,04 64,48 −83 948 238 432
2023-10-17 2023-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-10-17 2023-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-10-17 2023-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 302 3 698 −26,04 64,48 −83 948 238 432
2023-09-19 2023-09-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 000 0 −100,00 65,29 −326 450
2023-09-19 2023-09-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 000 0 −100,00 65,29 −326 450
2023-09-19 2023-09-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-09-19 2023-09-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-08-17 2023-08-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 000 0 −100,00 62,46 −312 325
2023-08-17 2023-08-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 000 0 −100,00 62,46 −312 325
2023-08-17 2023-08-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-08-17 2023-08-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-07-18 2023-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 601 0 −100,00 75,14 −195 444
2023-07-18 2023-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 601 0 −100,00 75,14 −195 444
2023-07-18 2023-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 399 2 601 −47,98 74,66 −179 114 194 196
2023-07-18 2023-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 399 2 601 −47,98 74,66 −179 114 194 196
2023-07-18 2023-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-07-18 2023-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-06-20 2023-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 400 0 −100,00 75,63 −105 883
2023-06-20 2023-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 400 0 −100,00 75,63 −105 883
2023-06-20 2023-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 600 1 400 −72,00 75,00 −269 993 104 997
2023-06-20 2023-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 600 1 400 −72,00 75,00 −269 993 104 997
2023-06-20 2023-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-06-20 2023-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-06-07 2023-06-06 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −9 267 103 591 −8,21 74,30 −688 557 7 697 018
2023-05-17 2023-05-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 000 0 −100,00 67,94 −339 715
2023-05-17 2023-05-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 000 0 −100,00 67,94 −339 715
2023-05-17 2023-05-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-05-17 2023-05-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-05-15 2023-05-12 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −548 112 858 −0,48 67,40 −36 935 7 606 629
2023-05-11 2023-05-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −5 358 113 406 −4,51 67,82 −363 380 7 691 195
2023-04-18 2023-04-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −291 0 −100,00 71,08 −20 685
2023-04-18 2023-04-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 709 291 −94,18 70,28 −330 963 20 452
2023-04-18 2023-04-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 709 291 −94,18 70,28 −330 963 20 452
2023-04-18 2023-04-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-04-18 2023-04-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 5 000
2023-04-18 2023-04-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −291 0 −100,00 71,08 −20 685
2023-03-17 2023-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −109 1 295 −7,76 64,97 −7 081 84 131
2023-03-17 2023-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −1 784 118 764 −1,48 64,97 −115 906 7 716 097
2023-03-16 2023-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 507 0 −100,00 66,49 −432 644
2023-03-16 2023-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 493 6 507 −56,62 65,91 −559 782 428 883
2023-03-16 2023-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 15 000 15 000
2023-03-16 2023-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 676 0 −100,00 66,49 −576 859
2023-03-16 2023-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −11 324 8 676 −56,62 65,91 −746 376 571 844
2023-03-16 2023-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 20 000 20 000
2023-03-15 2023-03-13 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −91 1 404 −6,09 62,49 −5 687 87 739
2023-03-15 2023-03-13 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −1 414 120 548 −1,16 62,49 −88 362 7 533 165
2023-03-08 2023-03-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 38 000 121 962 45,26
2023-02-16 2023-02-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 547 0 −100,00 58,15 −148 098
2023-02-16 2023-02-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −12 453 2 547 −83,02 57,60 −717 330 146 715
2023-02-16 2023-02-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 15 000 15 000
2023-02-16 2023-02-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 396 0 −100,00 58,15 −197 464
2023-02-16 2023-02-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −16 604 3 396 −83,02 57,60 −956 440 195 620
2023-02-16 2023-02-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 20 000 20 000
2023-01-19 2023-01-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −15 000 0 −100,00 49,90 −748 575
2023-01-19 2023-01-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 15 000 15 000
2023-01-19 2023-01-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −20 000 0 −100,00 49,90 −998 100
2023-01-19 2023-01-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 20 000 20 000
2023-01-10 2023-01-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −217 0 −100,00 49,05 −10 644
2023-01-10 2023-01-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −14 783 217 −98,55 48,44 −716 118 10 512
2023-01-10 2023-01-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 15 000 15 000
2023-01-10 2023-01-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −289 0 −100,00 49,05 −14 175
2023-01-10 2023-01-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −19 711 289 −98,56 48,44 −954 840 14 000
2023-01-10 2023-01-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 20 000 20 000
2022-11-17 2022-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −19 262 83 962 −18,66 49,52 −953 893 4 157 966
2022-11-17 2022-11-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −57 915 103 224 −35,94 49,97 −2 894 128 5 158 310
2022-05-13 2022-05-12 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −2 520 161 139 −1,54 49,31 −124 254 7 945 281
2022-05-12 2022-05-11 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 4 390 163 659 2,76
2022-03-23 2022-03-22 4 ALTR Altair Engineering Inc.
Stock Option (Right to Buy)
A - Award 80 000 80 000
2022-03-23 2022-03-22 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 23 000 159 269 16,88
2022-03-18 2022-03-16 4 ALTR Altair Engineering Inc.
Stock Option (Right to Buy)
M - Exercise −19 305 10 695 −64,35
2022-03-18 2022-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −22 136 269 −0,02 59,99 −1 320 8 174 777
2022-03-18 2022-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −1 738 136 291 −1,26 58,48 −101 638 7 970 298
2022-03-18 2022-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
M - Exercise 19 305 138 029 16,26
2022-03-18 2022-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −1 1 495 −0,07 59,86 −60 89 491
2022-03-18 2022-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −106 1 496 −6,62 58,48 −6 199 87 486
2022-03-18 2022-03-14 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −92 1 602 −5,43 59,96 −5 516 96 054
2022-03-18 2021-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −83 1 694 −4,67 60,43 −5 016 102 368
2022-03-18 2021-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −1 1 777 −0,06 59,39 −59 105 536
2022-03-18 2021-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 83 1 778 4,90
2022-03-18 2021-03-12 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −4 1 695 −0,24 60,54 −242 102 615
2022-03-18 2021-03-12 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −77 1 699 −4,34 59,45 −4 578 101 006
2022-03-18 2020-03-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −85 1 776 −4,57 24,61 −2 092 43 714
2022-03-18 2020-03-11 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 896 1 861 92,85
2022-03-18 2019-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 965 965
2022-03-16 2022-03-14 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −1 406 118 724 −1,17 59,96 −84 302 7 118 572
2022-03-09 2022-03-07 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −1 791 120 130 −1,47 64,55 −115 609 7 754 392
2022-02-02 2020-03-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −2 369 36 322 −6,12 28,83 −68 296 1 047 127
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −19 140 6 792 182 −0,28
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −23 669 10 426 610 −0,23
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −400 0 −100,00 72,73 −29 093
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 126 400 −94,69 72,32 −515 331 28 927
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 637 7 526 −46,86 71,11 −471 970 535 189
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 977 14 163 −26,00 70,07 −348 743 992 416
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 19 140 19 140
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −484 0 −100,00 72,73 −35 203
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 112 484 −94,96 72,32 −658 989 35 003
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 696 9 596 −44,51 71,13 −547 409 682 554
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 377 17 292 −26,94 70,10 −447 047 1 212 221
2021-12-17 2021-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 23 669 23 669
2021-11-19 2021-11-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −8 860 6 811 322 −0,13
2021-11-19 2021-11-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 867 10 450 279 −0,09
2021-11-19 2021-11-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 860 0 −100,00 78,27 −693 446
2021-11-19 2021-11-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 8 860 8 860
2021-11-19 2021-11-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 867 0 −100,00 78,27 −772 300
2021-11-19 2021-11-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 867 9 867
2021-11-17 2021-11-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −7 075 6 820 182 −0,10
2021-11-17 2021-11-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −8 099 10 460 146 −0,08
2021-11-17 2021-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 860 0 −100,00 79,35 −306 283
2021-11-17 2021-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 215 3 860 −45,44 78,88 −253 586 304 461
2021-11-17 2021-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 7 075 7 075
2021-11-17 2021-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 294 0 −100,00 79,33 −340 652
2021-11-17 2021-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 805 4 294 −46,98 78,86 −300 074 338 638
2021-11-17 2021-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 8 099 8 099
2021-11-17 2021-11-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −6 747 6 827 257 −0,10
2021-11-17 2021-11-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −7 751 10 468 245 −0,07
2021-11-17 2021-11-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 78,40 −7 840
2021-11-17 2021-11-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 647 100 −98,52 77,74 −516 758 7 774
2021-11-17 2021-11-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 747 6 747
2021-11-17 2021-11-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −135 0 −100,00 78,36 −10 579
2021-11-17 2021-11-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 616 135 −98,26 77,75 −592 114 10 496
2021-11-17 2021-11-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 7 751 7 751
2021-10-21 2021-10-19 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 076 6 834 004 −0,13
2021-10-21 2021-10-19 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −11 955 10 475 996 −0,11
2021-10-21 2021-10-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 270 0 −100,00 74,23 −613 857
2021-10-21 2021-10-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −806 8 270 −8,88 73,31 −59 090 606 299
2021-10-21 2021-10-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 076 9 076
2021-10-21 2021-10-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 195 0 −100,00 74,27 −608 675
2021-10-21 2021-10-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 760 8 195 −31,45 73,76 −277 353 604 496
2021-10-21 2021-10-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 11 955 11 955
2021-10-19 2021-10-18 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −10 756 6 843 080 −0,16
2021-10-19 2021-10-18 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −14 597 10 487 951 −0,14
2021-10-19 2021-10-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −10 456 0 −100,00 73,68 −770 440
2021-10-19 2021-10-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −300 10 456 −2,79 72,71 −21 813 760 266
2021-10-19 2021-10-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 10 756 10 756
2021-10-19 2021-10-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −14 097 0 −100,00 73,69 −1 038 780
2021-10-19 2021-10-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −500 14 097 −3,43 72,85 −36 424 1 026 938
2021-10-19 2021-10-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 14 597 14 597
2021-10-19 2021-10-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −10 168 6 853 836 −0,15
2021-10-19 2021-10-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −13 448 10 502 548 −0,13
2021-10-19 2021-10-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 346 0 −100,00 73,95 −321 404
2021-10-19 2021-10-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 822 4 346 −57,26 73,07 −425 402 317 554
2021-10-19 2021-10-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 10 168 10 168
2021-10-19 2021-10-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 826 0 −100,00 73,91 −504 503
2021-10-19 2021-10-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 622 6 826 −49,24 73,01 −483 459 498 353
2021-10-19 2021-10-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 13 448 13 448
2021-09-20 2021-09-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −14 571 6 864 004 −0,21
2021-09-20 2021-09-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −22 151 10 515 996 −0,21
2021-09-20 2021-09-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 76,11 −7 611
2021-09-20 2021-09-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 76,11 −7 611
2021-09-20 2021-09-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 600 100 −96,30 75,23 −195 608 7 523
2021-09-20 2021-09-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −11 871 2 700 −81,47 74,55 −885 019 201 293
2021-09-20 2021-09-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 14 571 14 571
2021-09-20 2021-09-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 925 100 −97,52 75,16 −295 023 7 516
2021-09-20 2021-09-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −18 126 4 025 −81,83 74,55 −1 351 257 300 056
2021-09-20 2021-09-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 22 151 22 151
2021-09-17 2021-09-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −7 865 6 878 575 −0,11
2021-09-17 2021-09-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 031 10 538 147 −0,09
2021-09-17 2021-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 75,68 −7 568
2021-09-17 2021-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 765 100 −98,73 75,10 −583 144 7 510
2021-09-17 2021-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 7 865 7 865
2021-09-17 2021-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 358 0 −100,00 75,55 −102 596
2021-09-17 2021-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 673 1 358 −84,96 75,02 −575 613 101 874
2021-09-17 2021-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 031 9 031
2021-09-17 2021-09-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −7 564 6 886 440 −0,11
2021-09-17 2021-09-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −8 818 10 547 178 −0,08
2021-09-17 2021-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 164 0 −100,00 75,52 −465 511
2021-09-17 2021-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 400 6 164 −18,51 74,96 −104 938 462 029
2021-09-17 2021-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 7 564 7 564
2021-09-17 2021-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 868 0 −100,00 75,60 −368 045
2021-09-17 2021-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 950 4 868 −44,79 75,14 −296 811 365 791
2021-09-17 2021-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 8 818 8 818
2021-08-19 2021-08-18 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 721 6 894 004 −0,14
2021-08-19 2021-08-18 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −13 907 10 555 996 −0,13
2021-08-19 2021-08-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 721 0 −100,00 70,95 −689 666
2021-08-19 2021-08-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 721 9 721
2021-08-19 2021-08-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −200 0 −100,00 71,41 −14 282
2021-08-19 2021-08-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −13 707 200 −98,56 70,92 −972 100 14 184
2021-08-19 2021-08-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 13 907 13 907
2021-08-18 2021-08-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −5 659 6 903 725 −0,08
2021-08-18 2021-08-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −7 279 10 569 903 −0,07
2021-08-18 2021-08-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 659 0 −100,00 71,12 −402 445
2021-08-18 2021-08-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 659 5 659
2021-08-18 2021-08-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 279 0 −100,00 71,10 −517 559
2021-08-18 2021-08-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 7 279 7 279
2021-08-18 2021-08-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −14 620 6 909 384 −0,21
2021-08-18 2021-08-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −18 814 10 577 182 −0,18
2021-08-18 2021-08-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −12 109 0 −100,00 72,24 −874 766
2021-08-18 2021-08-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 511 12 109 −17,18 71,51 −179 554 865 878
2021-08-18 2021-08-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 14 620 14 620
2021-08-18 2021-08-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −15 661 0 −100,00 72,24 −1 131 398
2021-08-18 2021-08-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 153 15 661 −16,76 71,52 −225 512 1 120 122
2021-08-18 2021-08-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 18 814 18 814
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −4 742 6 924 004 −0,07
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −11 180 10 595 996 −0,11
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −442 0 −100,00 65,90 −29 128
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 100 442 −87,52 65,33 −202 520 28 875
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −500 3 542 −12,37 64,04 −32 018 226 819
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −700 4 042 −14,76 63,33 −44 332 255 984
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 4 742 4 742
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 266 0 −100,00 65,88 −83 404
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 203 1 266 −85,05 65,32 −470 478 82 691
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 411 8 469 −14,28 63,99 −90 288 541 923
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 300 9 880 −11,63 63,34 −82 343 625 809
2021-07-20 2021-07-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 11 180 11 180
2021-07-19 2021-07-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −13 081 6 928 746 −0,19
2021-07-19 2021-07-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −14 994 10 607 176 −0,14
2021-07-19 2021-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 012 0 −100,00 66,37 −266 260
2021-07-19 2021-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 822 4 012 −41,29 65,47 −184 745 262 650
2021-07-19 2021-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 247 6 834 −47,76 64,37 −402 126 439 911
2021-07-19 2021-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 13 081 13 081
2021-07-19 2021-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 773 0 −100,00 66,34 −316 631
2021-07-19 2021-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 844 4 773 −37,34 65,47 −186 188 312 474
2021-07-19 2021-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 377 7 617 −49,20 64,39 −474 998 490 451
2021-07-19 2021-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 14 994 14 994
2021-07-19 2021-07-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −12 177 6 941 827 −0,18
2021-07-19 2021-07-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −13 826 10 622 170 −0,13
2021-07-19 2021-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 67,88 −6 788
2021-07-19 2021-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 400 100 −96,00 66,66 −159 996 6 666
2021-07-19 2021-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 677 2 500 −79,47 65,84 −637 143 164 602
2021-07-19 2021-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 12 177 12 177
2021-07-19 2021-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −126 0 −100,00 67,80 −8 542
2021-07-19 2021-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 931 126 −95,88 66,66 −195 372 8 399
2021-07-19 2021-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −10 769 3 057 −77,89 65,83 −708 966 201 255
2021-07-19 2021-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 13 826 13 826
2021-06-21 2021-06-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 993 6 954 004 −0,14
2021-06-21 2021-06-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 940 10 635 996 −0,09
2021-06-21 2021-06-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −782 0 −100,00 63,38 −49 565
2021-06-21 2021-06-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 211 782 −92,17 62,97 −579 980 49 239
2021-06-21 2021-06-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 993 9 993
2021-06-21 2021-06-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −200 0 −100,00 63,42 −12 685
2021-06-21 2021-06-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 740 200 −97,99 62,98 −613 425 12 596
2021-06-21 2021-06-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 940 9 940
2021-06-17 2021-06-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −12 127 6 963 997 −0,17
2021-06-17 2021-06-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −18 231 10 645 936 −0,17
2021-06-17 2021-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −63 0 −100,00 64,62 −4 071
2021-06-17 2021-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 014 63 −98,76 63,85 −320 164 4 023
2021-06-17 2021-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 050 5 077 −58,13 63,14 −445 172 320 587
2021-06-17 2021-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 12 127 12 127
2021-06-17 2021-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −200 0 −100,00 64,64 −12 928
2021-06-17 2021-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 693 200 −97,47 63,82 −490 998 12 765
2021-06-17 2021-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −10 338 7 893 −56,71 63,13 −652 679 498 317
2021-06-17 2021-06-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 18 231 18 231
2021-06-17 2021-06-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −7 880 6 976 124 −0,11
2021-06-17 2021-06-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −11 829 10 664 167 −0,11
2021-06-17 2021-06-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 66,58 −6 658
2021-06-17 2021-06-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 272 100 −95,78 65,63 −149 116 6 563
2021-06-17 2021-06-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 508 2 372 −69,90 64,66 −356 175 153 385
2021-06-17 2021-06-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 7 880 7 880
2021-06-17 2021-06-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −196 0 −100,00 66,54 −13 042
2021-06-17 2021-06-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 418 196 −94,58 65,60 −224 224 12 858
2021-06-17 2021-06-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 215 3 614 −69,45 64,66 −531 207 233 692
2021-06-17 2021-06-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 11 829 11 829
2021-05-20 2021-05-19 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −6 130 6 984 004 −0,09
2021-05-20 2021-05-19 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −12 980 10 675 996 −0,12
2021-05-20 2021-05-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −994 0 −100,00 61,87 −61 502
2021-05-20 2021-05-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 136 994 −83,78 60,76 −312 048 60 392
2021-05-20 2021-05-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 130 6 130
2021-05-20 2021-05-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −600 0 −100,00 62,38 −37 430
2021-05-20 2021-05-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 156 600 −87,38 61,97 −257 556 37 183
2021-05-20 2021-05-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 224 4 756 −63,36 60,82 −500 184 289 260
2021-05-20 2021-05-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 12 980 12 980
2021-05-19 2021-05-18 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −15 445 6 990 134 −0,22
2021-05-19 2021-05-18 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −17 515 10 688 976 −0,16
2021-05-19 2021-05-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 786 0 −100,00 65,65 −182 898
2021-05-19 2021-05-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 179 2 786 −68,92 64,76 −400 164 180 427
2021-05-19 2021-05-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 480 8 965 −41,96 63,67 −412 588 570 811
2021-05-19 2021-05-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 15 445 15 445
2021-05-19 2021-05-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 681 0 −100,00 65,61 −241 503
2021-05-19 2021-05-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 802 3 681 −64,89 64,71 −440 144 238 190
2021-05-19 2021-05-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 032 10 483 −40,15 63,65 −447 580 667 232
2021-05-19 2021-05-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 17 515 17 515
2021-05-19 2021-05-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −8 425 7 005 579 −0,12
2021-05-19 2021-05-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 505 10 706 491 −0,09
2021-05-19 2021-05-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 425 0 −100,00 65,08 −548 291
2021-05-19 2021-05-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 8 425 8 425
2021-05-19 2021-05-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −200 0 −100,00 65,77 −13 154
2021-05-19 2021-05-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 305 200 −97,90 65,08 −605 541 13 015
2021-05-19 2021-05-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 505 9 505
2021-05-13 2021-05-12 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −2 230 119 290 −1,84 64,34 −143 467 7 674 522
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −30 000 7 014 004 −0,43
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −40 000 10 715 996 −0,37
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −300 0 −100,00 65,99 −19 796
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 258 300 −96,03 65,20 −473 229 19 560
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 680 7 558 −38,24 64,29 −300 858 485 874
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 584 12 238 −27,25 63,37 −290 479 775 498
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 346 16 822 −24,12 62,43 −333 740 1 050 164
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 832 22 168 −26,11 61,42 −481 010 1 361 470
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 30 000 30 000
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 300 0 −100,00 66,18 −86 038
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 541 1 300 −85,30 65,20 −491 681 84 761
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 162 8 841 −36,86 64,30 −331 896 568 441
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 900 14 003 −29,64 63,31 −373 529 886 530
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 532 19 903 −21,75 62,35 −344 920 1 240 952
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −14 565 25 435 −36,41 61,42 −894 553 1 562 167
2021-04-16 2021-04-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 40 000 40 000
2021-03-18 2021-03-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −4 010 7 044 004 −0,06
2021-03-18 2021-03-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −6 998 10 755 996 −0,07
2021-03-18 2021-03-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −700 0 −100,00 60,64 −42 444
2021-03-18 2021-03-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 310 700 −82,54 60,16 −199 140 42 114
2021-03-18 2021-03-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 4 010 4 010
2021-03-18 2021-03-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 583 0 −100,00 60,54 −156 370
2021-03-18 2021-03-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 415 2 583 −63,09 60,08 −265 262 155 192
2021-03-18 2021-03-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 998 6 998
2021-03-17 2021-03-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −16 668 7 048 014 −0,24
2021-03-17 2021-03-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −19 086 10 762 994 −0,18
2021-03-17 2021-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 641 0 −100,00 61,59 −408 999
2021-03-17 2021-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −10 027 6 641 −60,16 60,64 −608 057 402 724
2021-03-17 2021-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 16 668 16 668
2021-03-17 2021-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 955 0 −100,00 61,71 −305 768
2021-03-17 2021-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −10 806 4 955 −68,56 60,90 −658 075 301 755
2021-03-17 2021-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 325 15 761 −17,42 60,20 −200 152 948 749
2021-03-17 2021-03-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 19 086 19 086
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Stock Option (right to buy)
A - Award 40 000 40 000
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 322 7 064 682 −0,13
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −13 916 10 782 080 −0,13
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 20 000 121 520 19,70
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 320 0 −100,00 61,90 −267 404
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 402 4 320 −35,73 61,13 −146 832 264 077
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 600 6 722 −27,89 60,42 −157 092 406 143
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 322 9 322
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 521 0 −100,00 61,85 −465 151
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 895 7 521 −43,94 60,70 −357 850 456 555
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −500 13 416 −3,59 59,82 −29 908 802 505
2021-03-17 2021-03-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 13 916 13 916
2021-03-16 2021-03-12 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −1 845 101 520 −1,78 59,51 −109 794 6 041 354
2021-03-08 2021-03-05 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −2 186 103 365 −2,07 59,24 −129 499 6 123 343
2021-02-19 2021-02-18 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −3 755 10 795 996 −0,03
2021-02-19 2021-02-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −764 0 −100,00 61,51 −46 997
2021-02-19 2021-02-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 991 764 −79,65 61,01 −182 487 46 613
2021-02-19 2021-02-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 3 755 3 755
2021-02-18 2021-02-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −14 059 7 074 004 −0,20
2021-02-18 2021-02-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −18 062 10 799 751 −0,17
2021-02-18 2021-02-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −600 0 −100,00 64,22 −38 531
2021-02-18 2021-02-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 300 600 −79,31 63,41 −145 843 38 046
2021-02-18 2021-02-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −11 159 2 900 −79,37 62,35 −695 808 180 827
2021-02-18 2021-02-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 14 059 14 059
2021-02-18 2021-02-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −944 0 −100,00 64,08 −60 492
2021-02-18 2021-02-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 677 944 −73,93 63,30 −169 441 59 750
2021-02-18 2021-02-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −14 441 3 621 −79,95 62,28 −899 371 225 512
2021-02-18 2021-02-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 18 062 18 062
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −15 941 7 088 063 −0,22
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −18 183 10 817 813 −0,17
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −987 0 −100,00 67,89 −67 011
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 586 987 −82,29 67,29 −308 592 66 415
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 786 5 573 −40,45 66,29 −250 963 369 417
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 582 9 359 −41,29 65,10 −428 508 609 299
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 15 941 15 941
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 768 0 −100,00 67,87 −119 989
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 094 1 768 −74,23 67,11 −341 869 118 654
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 378 6 862 −38,95 66,18 −289 727 454 113
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 943 11 240 −38,18 65,05 −451 614 731 117
2021-02-18 2021-02-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 18 183 18 183
2021-01-22 2021-01-20 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −7 205 7 104 004 −0,10
2021-01-22 2021-01-20 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −7 430 10 835 996 −0,07
2021-01-22 2021-01-20 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 372 0 −100,00 62,12 −209 486
2021-01-22 2021-01-20 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 833 3 372 −53,20 61,69 −236 454 208 015
2021-01-22 2021-01-20 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 7 205 7 205
2021-01-22 2021-01-20 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 595 0 −100,00 62,06 −285 161
2021-01-22 2021-01-20 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 835 4 595 −38,16 61,63 −174 721 283 190
2021-01-22 2021-01-20 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 7 430 7 430
2021-01-20 2021-01-19 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 863 7 111 209 −0,14
2021-01-20 2021-01-19 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −17 737 10 843 426 −0,16
2021-01-20 2021-01-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 863 0 −100,00 60,67 −598 398
2021-01-20 2021-01-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 863 9 863
2021-01-20 2021-01-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −283 0 −100,00 61,27 −17 339
2021-01-20 2021-01-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −17 454 283 −98,40 60,66 −1 058 690 17 166
2021-01-20 2021-01-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 17 737 17 737
2021-01-20 2021-01-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −12 932 7 121 072 −0,18
2021-01-20 2021-01-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 201 0 −100,00 61,00 −195 277
2021-01-20 2021-01-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 731 3 201 −75,25 60,10 −584 882 192 396
2021-01-20 2021-01-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 12 932 12 932
2021-01-20 2021-01-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 361 0 −100,00 61,06 −205 236
2021-01-20 2021-01-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −11 472 3 361 −77,34 60,12 −689 731 202 073
2021-01-20 2021-01-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 14 833 14 833
2021-01-20 2021-01-05 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −14 833 10 861 163 −0,14
2020-12-21 2020-12-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −2 070 7 134 004 −0,03
2020-12-21 2020-12-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −3 906 10 875 996 −0,04
2020-12-21 2020-12-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −554 0 −100,00 58,28 −32 285
2020-12-21 2020-12-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 516 554 −73,24 57,64 −87 390 31 935
2020-12-21 2020-12-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 2 070 2 070
2020-12-21 2020-12-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 000 0 −100,00 58,33 −58 332
2020-12-21 2020-12-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 906 1 000 −74,40 57,67 −167 583 57 668
2020-12-21 2020-12-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 3 906 3 906
2020-12-17 2020-12-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −8 983 7 136 074 −0,13
2020-12-17 2020-12-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −18 082 10 879 902 −0,17
2020-12-17 2020-12-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −104 0 −100,00 57,55 −5 986
2020-12-17 2020-12-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 879 104 −98,84 57,00 −506 147 5 929
2020-12-17 2020-12-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 8 983 8 983
2020-12-17 2020-12-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −400 0 −100,00 57,57 −23 028
2020-12-17 2020-12-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −17 682 400 −97,79 57,00 −1 007 945 22 802
2020-12-17 2020-12-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 18 082 18 082
2020-12-17 2020-12-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −8 947 7 145 057 −0,13
2020-12-17 2020-12-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −18 012 10 897 984 −0,17
2020-12-17 2020-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 347 0 −100,00 56,88 −474 794
2020-12-17 2020-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −600 8 347 −6,71 56,12 −33 670 468 409
2020-12-17 2020-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 8 947 8 947
2020-12-17 2020-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 314 0 −100,00 57,07 −303 281
2020-12-17 2020-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −12 698 5 314 −70,50 56,73 −720 370 301 469
2020-12-17 2020-12-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 18 012 18 012
2020-12-14 2020-12-10 4 ALTR Altair Engineering Inc.
Stock Option (right to buy)
M - Exercise −57 915 30 000 −65,88
2020-12-14 2020-12-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
M - Exercise 57 915 105 551 121,58 5,18 300 000 546 754
2020-11-18 2020-11-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −10 535 7 154 004 −0,15
2020-11-18 2020-11-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −20 994 10 915 996 −0,19
2020-11-18 2020-11-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 583 0 −100,00 49,46 −276 141
2020-11-18 2020-11-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 952 5 583 −47,01 49,02 −242 767 273 701
2020-11-18 2020-11-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 10 535 10 535
2020-11-18 2020-11-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 631 0 −100,00 49,50 −427 260
2020-11-18 2020-11-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −12 363 8 631 −58,89 49,10 −606 999 423 765
2020-11-18 2020-11-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 20 994 20 994
2020-11-18 2020-11-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 465 7 164 539 −0,13
2020-11-18 2020-11-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −19 006 10 936 990 −0,17
2020-11-18 2020-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 312 0 −100,00 49,42 −114 271
2020-11-18 2020-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 153 2 312 −75,57 48,96 −350 211 113 196
2020-11-18 2020-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 465 9 465
2020-11-18 2020-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 898 0 −100,00 49,44 −192 725
2020-11-18 2020-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −15 108 3 898 −79,49 48,98 −739 945 190 912
2020-11-18 2020-11-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 19 006 19 006
2020-10-21 2020-10-19 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −4 384 7 174 004 −0,06
2020-10-21 2020-10-19 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 126 10 955 996 −0,08
2020-10-21 2020-10-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 384 0 −100,00 46,29 −202 940
2020-10-21 2020-10-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 4 384 4 384
2020-10-21 2020-10-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 126 0 −100,00 46,29 −422 452
2020-10-21 2020-10-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 126 9 126
2020-10-19 2020-10-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −6 052 7 178 388 −0,08
2020-10-19 2020-10-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −11 586 10 965 122 −0,11
2020-10-19 2020-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 052 0 −100,00 46,29 −280 147
2020-10-19 2020-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 052 6 052
2020-10-19 2020-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −11 586 0 −100,00 46,28 −536 212
2020-10-19 2020-10-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 11 586 11 586
2020-10-19 2020-10-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 564 7 184 440 −0,13
2020-10-19 2020-10-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −19 288 10 976 708 −0,18
2020-10-19 2020-10-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 564 0 −100,00 45,76 −437 696
2020-10-19 2020-10-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 564 9 564
2020-10-19 2020-10-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −874 0 −100,00 46,18 −40 360
2020-10-19 2020-10-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −18 414 874 −95,47 45,75 −842 404 39 984
2020-10-19 2020-10-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 19 288 19 288
2020-09-17 2020-09-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −13 116 7 194 004 −0,18
2020-09-17 2020-09-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −26 131 10 995 996 −0,24
2020-09-17 2020-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −7 445 0 −100,00 40,46 −301 232
2020-09-17 2020-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 661 7 445 −43,19 41,32 −233 884 307 590
2020-09-17 2020-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 13 116 13 116
2020-09-17 2020-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −14 287 0 −100,00 40,44 −577 795
2020-09-17 2020-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −11 844 14 287 −45,33 41,30 −489 134 590 025
2020-09-17 2020-09-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 26 131 26 131
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −6 884 7 207 120 −0,10
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −13 869 11 022 127 −0,13
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Stock Option (right to buy)
M - Exercise −32 085 87 915 −26,74
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Stock Option (right to buy)
M - Exercise −5 000 15 000 −25,00
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −6 884 0 −100,00 39,64 −272 902
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 884 6 884
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −13 869 0 −100,00 39,66 −549 975
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 13 869 13 869
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −32 085 47 636 −40,25 39,65 −1 272 299 1 888 958
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 32 085 79 721 67,35 5,18 166 200 412 955
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −5 000 47 636 −9,50 39,65 −198 270 1 888 958
2020-09-17 2020-09-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 000 52 636 10,50 36,19 180 950 1 904 897
2020-08-19 2020-08-18 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −10 951 7 214 004 −0,15
2020-08-19 2020-08-18 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −23 674 11 035 996 −0,21
2020-08-19 2020-08-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 391 0 −100,00 41,51 −99 241
2020-08-19 2020-08-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 560 2 391 −78,17 40,94 −350 438 97 885
2020-08-19 2020-08-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 10 951 10 951
2020-08-19 2020-08-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 826 0 −100,00 41,52 −407 976
2020-08-19 2020-08-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −13 848 9 826 −58,49 40,91 −566 508 401 972
2020-08-19 2020-08-18 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 23 674 23 674
2020-08-19 2020-08-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −9 049 7 224 955 −0,13
2020-08-19 2020-08-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −16 326 11 059 670 −0,15
2020-08-19 2020-08-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 049 0 −100,00 40,43 −365 887
2020-08-19 2020-08-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 9 049 9 049
2020-08-19 2020-08-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −101 0 −100,00 40,84 −4 124
2020-08-19 2020-08-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −16 225 101 −99,38 40,43 −656 025 4 084
2020-08-19 2020-08-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 16 326 16 326
2020-07-20 2020-07-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −1 088 7 234 004 −0,02
2020-07-20 2020-07-17 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −6 576 11 075 996 −0,06
2020-07-20 2020-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 38,39 −3 839
2020-07-20 2020-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −988 100 −90,81 37,71 −37 260 3 771
2020-07-20 2020-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 1 088 1 088
2020-07-20 2020-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 358 0 −100,00 38,20 −90 087
2020-07-20 2020-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 218 2 358 −64,14 37,62 −158 685 88 710
2020-07-20 2020-07-17 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 576 6 576
2020-07-17 2020-07-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −8 705 7 235 092 −0,12
2020-07-17 2020-07-16 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −14 821 11 082 572 −0,13
2020-07-17 2020-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −100 0 −100,00 37,59 −3 759
2020-07-17 2020-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −8 605 100 −98,85 37,21 −320 192 3 721
2020-07-17 2020-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 8 705 8 705
2020-07-17 2020-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −14 821 0 −100,00 37,21 −551 504
2020-07-17 2020-07-16 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 14 821 14 821
2020-07-17 2020-07-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −10 207 7 243 797 −0,14
2020-07-17 2020-07-15 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −18 603 11 097 393 −0,17
2020-07-17 2020-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −10 207 0 −100,00 37,99 −387 784
2020-07-17 2020-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 10 207 10 207
2020-07-17 2020-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 38,68 −3 868
2020-07-17 2020-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −18 503 100 −99,46 38,00 −703 058 3 800
2020-07-17 2020-07-15 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 18 603 18 603
2020-04-10 2020-04-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −2 055 47 636 −4,14 27,32 −56 143 1 301 416
2020-03-12 2020-03-11 4 ALTR Altair Engineering Inc.
Stock Option (right to buy)
A - Award 40 000 40 000
2020-03-12 2020-03-11 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 16 000 49 691 47,49
2020-03-11 2020-03-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −2 369 33 691 −6,57 28,83 −68 296 971 278
2019-10-07 2019-10-03 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −30 534 11 115 996 −0,27
2019-10-07 2019-10-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −30 534 0 −100,00 32,49 −992 172
2019-10-07 2019-10-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 30 534 30 534
2019-10-03 2019-10-01 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −5 025 7 258 979 −0,07
2019-10-03 2019-10-01 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −20 131 11 175 865 −0,18
2019-10-03 2019-10-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −874 0 −100,00 34,70 −30 324
2019-10-03 2019-10-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 151 874 −82,61 33,86 −140 569 29 597
2019-10-03 2019-10-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 025 5 025
2019-10-03 2019-10-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 500 0 −100,00 34,73 −86 832
2019-10-03 2019-10-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −17 631 2 500 −87,58 33,90 −597 691 84 750
2019-10-03 2019-10-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 20 131 20 131
2019-10-03 2019-10-02 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −4 975 7 254 004 −0,07
2019-10-03 2019-10-02 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −29 335 11 146 530 −0,26
2019-10-03 2019-10-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 975 0 −100,00 32,84 −163 354
2019-10-03 2019-10-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 4 975 4 975
2019-10-03 2019-10-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −29 335 0 −100,00 32,87 −964 329
2019-10-03 2019-10-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 29 335 29 335
2019-09-05 2019-09-04 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −4 040 11 195 996 −0,04
2019-09-05 2019-09-04 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 040 0 −100,00 33,83 −136 673
2019-09-05 2019-09-04 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 4 040 4 040
2019-09-05 2019-09-03 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −10 000 7 264 004 −0,14
2019-09-05 2019-09-03 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −75 960 11 200 036 −0,67
2019-09-05 2019-09-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −500 0 −100,00 34,15 −17 075
2019-09-05 2019-09-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 500 500 −95,00 33,73 −320 435 16 865
2019-09-05 2019-09-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 10 000 10 000
2019-09-05 2019-09-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 100 0 −100,00 34,12 −105 772
2019-09-05 2019-09-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −72 860 3 100 −95,92 33,47 −2 438 624 103 757
2019-09-05 2019-09-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 75 960 75 960
2019-08-05 2019-08-02 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −5 186 7 274 004 −0,07
2019-08-05 2019-08-02 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −4 814 7 279 190 −0,07
2019-08-05 2019-08-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 41,02 −4 102
2019-08-05 2019-08-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 086 100 −98,07 40,34 −205 169 4 034
2019-08-05 2019-08-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 5 186 5 186
2019-08-05 2019-08-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −300 0 −100,00 41,01 −12 303
2019-08-05 2019-08-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −64 402 300 −99,54 40,39 −2 601 197 12 117
2019-08-05 2019-08-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 64 702 64 702
2019-08-05 2019-08-01 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −64 702 11 275 996 −0,57
2019-08-05 2019-08-01 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −15 298 11 340 698 −0,13
2019-08-05 2019-08-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −643 0 −100,00 42,28 −27 186
2019-08-05 2019-08-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 171 643 −86,64 41,45 −172 888 26 652
2019-08-05 2019-08-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 4 814 4 814
2019-08-05 2019-08-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 517 0 −100,00 42,30 −106 469
2019-08-05 2019-08-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −12 781 2 517 −83,55 41,40 −529 133 104 204
2019-08-05 2019-08-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 15 298 15 298
2019-07-05 2019-07-02 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −1 491 7 284 004 −0,02
2019-07-05 2019-07-02 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −25 516 11 355 996 −0,22
2019-07-05 2019-07-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 491 0 −100,00 40,43 −60 281
2019-07-05 2019-07-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 1 491 1 491
2019-07-05 2019-07-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −25 516 0 −100,00 40,42 −1 031 357
2019-07-05 2019-07-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 25 516 25 516
2019-07-03 2019-07-01 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −8 509 7 285 495 −0,12
2019-07-03 2019-07-01 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −54 484 11 381 512 −0,48
2019-07-03 2019-07-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −8 509 0 −100,00 40,94 −348 358
2019-07-03 2019-07-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 8 509 8 509
2019-07-03 2019-07-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −500 0 −100,00 41,33 −20 665
2019-07-03 2019-07-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −53 984 500 −99,08 40,93 −2 209 565 20 465
2019-07-03 2019-07-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 54 484 54 484
2019-06-06 2019-06-04 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −6 300 11 435 996 −0,06
2019-06-06 2019-06-04 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 284 0 −100,00 37,93 −48 697
2019-06-06 2019-06-04 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −5 016 1 284 −79,62 37,52 −188 215 48 180
2019-06-06 2019-06-04 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 6 300 6 300
2019-06-05 2019-03-06 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −1 309 18 691 −6,54 35,64 −46 653 666 147
2019-06-05 2019-06-03 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −10 000 7 294 004 −0,14
2019-06-05 2019-06-03 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −73 700 11 442 296 −0,64
2019-06-05 2019-06-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −100 0 −100,00 37,87 −3 787
2019-06-05 2019-06-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −9 900 100 −99,00 36,84 −364 716 3 684
2019-06-05 2019-06-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 10 000 10 000
2019-06-05 2019-06-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 500 0 −100,00 37,78 −56 673
2019-06-05 2019-06-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −72 200 1 500 −97,96 36,84 −2 659 848 55 260
2019-06-05 2019-06-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 73 700 73 700
2019-05-07 2019-05-03 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −1 029 7 304 004 −0,01
2019-05-07 2019-05-03 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −77 121 11 515 996 −0,67
2019-05-07 2019-05-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −1 029 0 −100,00 37,02 −38 094
2019-05-07 2019-05-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 1 029 1 029
2019-05-07 2019-05-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −77 121 0 −100,00 37,04 −2 856 562
2019-05-07 2019-05-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 77 121 77 121
2019-05-06 2019-05-02 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −4 059 7 305 033 −0,06
2019-05-06 2019-05-02 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −12 685 11 593 117 −0,11
2019-05-06 2019-05-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 059 0 −100,00 36,88 −149 696
2019-05-06 2019-05-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 4 059 4 059
2019-05-06 2019-05-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −12 685 0 −100,00 36,89 −467 950
2019-05-06 2019-05-02 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 12 685 12 685
2019-05-03 2019-05-01 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −4 912 7 309 092 −0,07
2019-05-03 2019-05-01 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −15 200 11 605 802 −0,13
2019-05-03 2019-05-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −700 0 −100,00 39,09 −27 362
2019-05-03 2019-05-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 212 700 −85,75 38,17 −160 772 26 719
2019-05-03 2019-05-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 4 912 4 912
2019-05-03 2019-05-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 875 0 −100,00 38,94 −111 967
2019-05-03 2019-05-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −12 325 2 875 −81,09 38,14 −470 112 109 661
2019-05-03 2019-05-01 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 15 200 15 200
2019-04-12 2019-04-10 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −4 399 7 314 004 −0,06
2019-04-12 2019-04-10 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −24 328 11 621 002 −0,21
2019-04-12 2019-04-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −4 399 0 −100,00 36,90 −162 301
2019-04-12 2019-04-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 4 399 4 399
2019-04-12 2019-04-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −24 328 0 −100,00 36,90 −897 776
2019-04-12 2019-04-10 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 24 328 24 328
2019-04-10 2019-04-09 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −3 301 7 318 403 −0,05
2019-04-10 2019-04-09 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −16 152 11 645 330 −0,14
2019-04-10 2019-04-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −3 301 0 −100,00 36,78 −121 401
2019-04-10 2019-04-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 3 301 3 301
2019-04-10 2019-04-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −16 152 0 −100,00 36,79 −594 184
2019-04-10 2019-04-09 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 16 152 16 152
2019-04-09 2019-04-08 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −2 300 7 321 704 −0,03
2019-04-09 2019-04-08 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −14 514 11 661 482 −0,12
2019-04-09 2019-04-08 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −2 300 0 −100,00 37,15 −85 438
2019-04-09 2019-04-08 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 2 300 2 300
2019-04-09 2019-04-08 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −900 0 −100,00 37,50 −33 752
2019-04-09 2019-04-08 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale X −13 614 900 −93,80 37,12 −505 284 33 404
2019-04-09 2019-04-08 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 14 514 14 514
2019-03-26 2019-03-22 4 ALTR Altair Engineering Inc.
Stock Option (right to buy)
A - Award 20 000 20 000
2019-03-26 2019-03-22 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 20 000 40 000 100,00
2018-06-11 2018-06-11 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −100 000 7 324 004 −1,35
2018-06-11 2018-06-11 4 ALTR Altair Engineering Inc.
Class B Common Stock
C - Conversion −975 420 11 675 996 −7,71
2018-06-11 2018-06-11 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −100 000 0 −100,00 33,42 −3 342 500
2018-06-11 2018-06-11 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 100 000 100 000
2018-06-11 2018-06-11 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −975 420 0 −100,00 33,42 −32 603 414
2018-06-11 2018-06-11 4 ALTR Altair Engineering Inc.
Class A Common Stock
C - Conversion 975 420 975 420
2018-02-21 2018-02-19 4 ALTR Altair Engineering Inc.
Class A Common Stock
A - Award 20 000 20 000
2017-11-03 2017-11-03 4 ALTR Altair Engineering Inc.
Stock Option (right to buy)
M - Exercise −1 734 996 0 −100,00
2017-11-03 2017-11-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
S - Sale −1 734 996 0 −100,00 12,09 −20 976 102
2017-11-03 2017-11-03 4 ALTR Altair Engineering Inc.
Class A Common Stock
M - Exercise 1 734 996 1 734 996 0,64 1 110 397 1 110 397
P
Köp på öppna marknaden eller privat köp av icke-derivatsäkerhet
S
Köp på öppna marknaden eller privat försäljning av icke-derivatsäkerhet
A
Bevilja, tilldelning eller annat förvärv av värdepapper från företaget (såsom en option)
C
Omvandling av derivat
D
Försäljning eller överföring av värdepapper tillbaka til företaget
F
Betalning av lösenpris eller skatteskuld med del av värdepapper som erhållits från bolaget
G
Överlåtelse av värdepapper från eller till insidern
K
Aktieswappar och liknande säkringsaffärer
M
Utövande eller omvandling av derivatsäkerhet som erhållits från företaget (som en option)
V
En transaktion friviligt rapporterad på schema 4
J
Andra (med en fotnot som beskriver transaktionen)