Dropbox, Inc.
US ˙ NasdaqGS ˙ US26210C1045

SecurityDBX / Dropbox, Inc.
InsiderAndrew Houston
This page shows the track record and history of Houston Andrew insider trades in Dropbox, Inc.. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Andrew Houston in DBX / Dropbox, Inc.. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Max
Price at
Max
Max
Profit ($)
Max Return (%)
2019-11-11 500,000 19.1378 500,000 19.1378 9,568,900 225 23.6500 2,256,100 23.58

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

DBX / Dropbox, Inc. Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Andrew Houston in DBX / Dropbox, Inc.. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Min
Price at
Min
Max Loss
Avoided ($)
Max Loss
Avoided (%)
2021-11-15 1,036,216 26.6720 1,036,216 26.6720 27,637,953 190 19.2500 -7,690,795 -27.83
2018-03-27 2,333,333 20.0655 2,333,333 20.0655 46,819,493

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

DBX / Dropbox, Inc. Insider Trades
Insider Transaction History
File
Date
Trade
Date
Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price
Unit
Price
Units
Changed
Value
Changed (1K)
Remaining
Options
Remaining
Shares
2025-09-10 2025-09-08 4 Houston Andrew DBX Class A Common Stock S - Sale I 30.0419 -45,835 -1,377 0
2025-09-10 2025-09-08 4 Houston Andrew DBX Class A Common Stock C - Conversion I 45,835 45,835
2025-09-04 2025-09-02 4 Houston Andrew DBX Class A Common Stock S - Sale I 28.5199 -92,000 -2,624 0
2025-09-04 2025-09-02 4 Houston Andrew DBX Class A Common Stock C - Conversion I 92,000 92,000
2025-08-18 2025-08-14 4 Houston Andrew DBX Class A Common Stock S - Sale I 27.8333 -92,000 -2,561 0
2025-08-18 2025-08-14 4 Houston Andrew DBX Class A Common Stock C - Conversion I 92,000 92,000
2025-07-03 2025-07-01 4 Houston Andrew DBX Class A Common Stock S - Sale I 27.9565 -92,000 -2,572 0
2025-07-03 2025-07-01 4 Houston Andrew DBX Class A Common Stock C - Conversion I 92,000 92,000
2025-06-13 2025-06-11 4 Houston Andrew DBX Class A Common Stock S - Sale I 28.4827 -135,000 -3,845 716,728
2025-06-13 2025-06-11 4 Houston Andrew DBX Class A Common Stock C - Conversion I 135,000 851,728
2025-06-13 2025-06-11 4 Houston Andrew DBX Class A Common Stock S - Sale I 28.4826 -184,000 -5,241 0
2025-06-13 2025-06-11 4 Houston Andrew DBX Class A Common Stock C - Conversion I 184,000 184,000
2025-01-23 2025-01-21 4 Houston Andrew DBX Class A Common Stock S - Sale I 30.9664 -80,499 -2,493 0
2025-01-23 2025-01-21 4 Houston Andrew DBX Class A Common Stock C - Conversion I 80,499 80,499
2025-01-08 2025-01-06 4 Houston Andrew DBX Class A Common Stock S - Sale I 30.0686 -29,917 -900 0
2025-01-08 2025-01-06 4 Houston Andrew DBX Class A Common Stock C - Conversion I 29,917 29,917
2025-01-06 2025-01-03 4 Houston Andrew DBX Class A Common Stock S - Sale I 30.0000 -4,257 -128 0
2025-01-06 2025-01-03 4 Houston Andrew DBX Class A Common Stock C - Conversion I 4,257 4,257
2025-01-06 2025-01-02 4 Houston Andrew DBX Class A Common Stock S - Sale I 29.6536 -500,323 -14,836 0
2025-01-06 2025-01-02 4 Houston Andrew DBX Class A Common Stock C - Conversion I 500,323 500,323
2024-12-13 2024-12-11 4 Houston Andrew DBX Class A Common Stock S - Sale I 30.0528 -137,499 -4,132 0
2024-12-13 2024-12-11 4 Houston Andrew DBX Class A Common Stock C - Conversion I 137,499 137,499
2024-12-04 2024-12-02 4 Houston Andrew DBX Class A Common Stock S - Sale I 28.1178 -132,000 -3,712 0
2024-12-04 2024-12-02 4 Houston Andrew DBX Class A Common Stock C - Conversion I 132,000 132,000
2024-11-25 2024-11-22 4 Houston Andrew DBX Class A Common Stock S - Sale I 27.7068 -4,940 -137 0
2024-11-25 2024-11-22 4 Houston Andrew DBX Class A Common Stock C - Conversion I 4,940 4,940
2024-11-25 2024-11-21 4 Houston Andrew DBX Class A Common Stock S - Sale I 27.5749 -147,085 -4,056 0
2024-11-25 2024-11-21 4 Houston Andrew DBX Class A Common Stock C - Conversion I 147,085 147,085
2024-11-18 2024-11-15 4 Houston Andrew DBX Class A Common Stock S - Sale I 27.6047 -13,444 -371 0
2024-11-18 2024-11-15 4 Houston Andrew DBX Class A Common Stock C - Conversion I 13,444 13,444
2024-11-18 2024-11-14 4 Houston Andrew DBX Class A Common Stock S - Sale I 27.6938 -624,533 -17,296 0
2024-11-18 2024-11-14 4 Houston Andrew DBX Class A Common Stock C - Conversion I 624,533 624,533
2024-10-03 2024-10-02 4 Houston Andrew DBX Class A Common Stock S - Sale I 25.2579 -97,362 -2,459 0
2024-10-03 2024-10-02 4 Houston Andrew DBX Class A Common Stock C - Conversion I 97,362 97,362
2024-10-03 2024-10-01 4 Houston Andrew DBX Class A Common Stock S - Sale I 25.1243 -351,306 -8,826 0
2024-10-03 2024-10-01 4 Houston Andrew DBX Class A Common Stock C - Conversion I 351,306 351,306
2024-09-30 2024-09-27 4 Houston Andrew DBX Class A Common Stock S - Sale I 25.2544 -132,036 -3,334 0
2024-09-30 2024-09-27 4 Houston Andrew DBX Class A Common Stock C - Conversion I 132,036 132,036
2024-09-30 2024-09-26 4 Houston Andrew DBX Class A Common Stock S - Sale I 25.0125 -28,012 -701 0
2024-09-30 2024-09-26 4 Houston Andrew DBX Class A Common Stock C - Conversion I 28,012 28,012
2024-09-26 2024-09-25 4 Houston Andrew DBX Class A Common Stock S - Sale I 25.0408 -80,030 -2,004 0
2024-09-26 2024-09-25 4 Houston Andrew DBX Class A Common Stock C - Conversion I 80,030 80,030
2024-09-26 2024-09-24 4 Houston Andrew DBX Class A Common Stock S - Sale I 25.0001 -66,064 -1,652 0
2024-09-26 2024-09-24 4 Houston Andrew DBX Class A Common Stock C - Conversion I 66,064 66,064
2024-09-23 2024-09-19 4 Houston Andrew DBX Class A Common Stock S - Sale I 25.0005 -3,493 -87 0
2024-09-23 2024-09-19 4 Houston Andrew DBX Class A Common Stock C - Conversion I 3,493 3,493
2024-09-18 2024-09-17 4 Houston Andrew DBX Class A Common Stock S - Sale I 25.0000 -5,500 -138 0
2024-09-18 2024-09-17 4 Houston Andrew DBX Class A Common Stock C - Conversion I 5,500 5,500
2024-09-18 2024-09-16 4 Houston Andrew DBX Class A Common Stock S - Sale I 25.0000 -3,200 -80 0
2024-09-18 2024-09-16 4 Houston Andrew DBX Class A Common Stock C - Conversion I 3,200 3,200
2024-09-05 2024-09-03 4 Houston Andrew DBX Class A Common Stock S - Sale I 24.9890 -3,100 -77 0
2024-09-05 2024-09-03 4 Houston Andrew DBX Class A Common Stock S - Sale I 24.1300 -81,400 -1,964 3,100
2024-09-05 2024-09-03 4 Houston Andrew DBX Class A Common Stock C - Conversion I 84,500 84,500
2024-08-05 2024-08-01 4 Houston Andrew DBX Class A Common Stock S - Sale I 23.3869 -82,000 -1,918 0
2024-08-05 2024-08-01 4 Houston Andrew DBX Class A Common Stock C - Conversion I 82,000 82,000
2024-07-03 2024-07-01 4 Houston Andrew DBX Class A Common Stock S - Sale I 22.4023 -82,000 -1,837 0
2024-07-03 2024-07-01 4 Houston Andrew DBX Class A Common Stock C - Conversion I 82,000 82,000
2024-06-05 2024-06-03 4 Houston Andrew DBX Class A Common Stock S - Sale I 22.3952 -82,000 -1,836 0
2024-06-05 2024-06-03 4 Houston Andrew DBX Class A Common Stock C - Conversion I 82,000 82,000
2024-05-03 2024-05-01 4 Houston Andrew DBX Class A Common Stock S - Sale I 23.4431 -82,000 -1,922 0
2024-05-03 2024-05-01 4 Houston Andrew DBX Class A Common Stock C - Conversion I 82,000 82,000
2024-04-03 2024-04-01 4 Houston Andrew DBX Class A Common Stock S - Sale I 24.2872 -82,000 -1,992 0
2024-04-03 2024-04-01 4 Houston Andrew DBX Class A Common Stock C - Conversion I 82,000 82,000
2024-03-15 2024-03-13 4 Houston Andrew DBX Class A Common Stock G - Gift I 444,444 444,444
2024-03-15 2024-03-13 4 Houston Andrew DBX Class A Common Stock G - Gift I -444,444 0
2024-03-15 2024-03-13 4 Houston Andrew DBX Class A Common Stock C - Conversion I 444,444 444,444
2024-03-07 2024-03-05 4 Houston Andrew DBX Class A Common Stock S - Sale I 23.8605 -164,000 -3,913 0
2024-03-07 2024-03-05 4 Houston Andrew DBX Class A Common Stock C - Conversion I 164,000 164,000
2023-08-14 2023-08-10 4 Houston Andrew DBX Class A Common Stock S - Sale I 27.6849 -162,500 -4,499 0
2023-08-14 2023-08-10 4 Houston Andrew DBX Class A Common Stock C - Conversion I 162,500 162,500
2023-07-07 2023-07-05 4 Houston Andrew DBX Class A Common Stock S - Sale I 26.5147 -162,500 -4,309 0
2023-07-07 2023-07-05 4 Houston Andrew DBX Class A Common Stock C - Conversion I 162,500 162,500
2023-06-16 2023-06-14 4 Houston Andrew DBX Class A Common Stock S - Sale D 25.0420 -515,226 -12,902 8,266,666
2023-06-07 2023-06-05 4 Houston Andrew DBX Class A Common Stock S - Sale I 23.9185 -162,500 -3,887 0
2023-06-07 2023-06-05 4 Houston Andrew DBX Class A Common Stock C - Conversion I 162,500 162,500
2023-05-15 2023-05-11 4 Houston Andrew DBX Class A Common Stock S - Sale I 21.6548 -162,500 -3,519 0
2023-05-15 2023-05-11 4 Houston Andrew DBX Class A Common Stock C - Conversion I 162,500 162,500
2023-04-06 2023-04-04 4 Houston Andrew DBX Class A Common Stock S - Sale I 21.3130 -162,500 -3,463 0
2023-04-06 2023-04-04 4 Houston Andrew DBX Class A Common Stock C - Conversion I 162,500 162,500
2023-03-08 2023-03-06 4 Houston Andrew DBX Class A Common Stock S - Sale I 20.5546 -162,500 -3,340 0
2023-03-08 2023-03-06 4 Houston Andrew DBX Class A Common Stock C - Conversion I 162,500 162,500
2023-02-08 2023-02-06 4 Houston Andrew DBX Class A Common Stock S - Sale I 23.5612 -162,500 -3,829 0
2023-02-08 2023-02-06 4 Houston Andrew DBX Class A Common Stock C - Conversion I 162,500 162,500
2023-01-09 2023-01-05 4 Houston Andrew DBX Class A Common Stock S - Sale I 22.1381 -162,500 -3,597 0
2023-01-09 2023-01-05 4 Houston Andrew DBX Class A Common Stock C - Conversion I 162,500 162,500
2022-12-07 2022-12-05 4 Houston Andrew DBX Class A Common Stock S - Sale I 22.6590 -162,500 -3,682 0
2022-12-07 2022-12-05 4 Houston Andrew DBX Class A Common Stock C - Conversion I 150,000 162,500
2022-11-15 2022-11-10 4 Houston Andrew DBX Class A Common Stock S - Sale I 22.2610 -162,500 -3,617 12,500
2022-10-12 2022-10-11 4 Houston Andrew DBX Class A Common Stock S - Sale D 20.1290 -240,999 -4,851 8,781,892
2022-10-12 2022-10-11 4 Houston Andrew DBX Class A Common Stock S - Sale I 20.1228 -52,551 -1,057 175,000
2022-10-12 2022-10-10 4 Houston Andrew DBX Class A Common Stock S - Sale I 21.1500 -200 -4 227,551
2022-10-12 2022-10-10 4 Houston Andrew DBX Class A Common Stock S - Sale I 20.4315 -272,249 -5,562 227,751
2022-10-12 2022-10-10 4 Houston Andrew DBX Class A Common Stock S - Sale D 21.1350 -800 -17 9,022,891
2022-10-12 2022-10-10 4 Houston Andrew DBX Class A Common Stock S - Sale D 20.4289 -273,426 -5,586 9,023,691
2022-10-12 2022-10-10 4 Houston Andrew DBX Class A Common Stock S - Sale I 21.1329 -700 -15 716,728
2022-10-12 2022-10-10 4 Houston Andrew DBX Class A Common Stock S - Sale I 20.4557 -149,300 -3,054 717,428
2022-10-12 2022-10-10 4 Houston Andrew DBX Class A Common Stock C - Conversion I 150,000 866,728
2022-03-11 2022-03-09 4 Houston Andrew DBX Class B Common Stock C - Conversion I -175,000 72,738,073
2022-03-11 2022-03-09 4 Houston Andrew DBX Class A Common Stock G - Gift I -175,000 500,000
2022-03-11 2022-03-09 4 Houston Andrew DBX Class A Common Stock C - Conversion I 175,000 675,000
2021-11-17 2021-11-15 4 Houston Andrew DBX Class A Common Stock S - Sale D 26.6720 -1,036,216 -27,638 9,297,117
2021-03-11 2021-03-09 4 Houston Andrew DBX Class B Common Stock C - Conversion I -190,000 72,913,073
2021-03-11 2021-03-09 4 Houston Andrew DBX Class A Common Stock G - Gift I -190,000 500,000
2021-03-11 2021-03-09 4 Houston Andrew DBX Class A Common Stock C - Conversion I 190,000 690,000
2019-11-13 2019-11-11 4 Houston Andrew DBX Class A Common Stock P - Purchase I 19.1378 500,000 9,569 500,000
2019-11-13 2019-03-13 4/A Houston Andrew DBX Class A Common Stock G - Gift I -45,000 0
2019-03-15 2019-03-13 4 Houston Andrew DBX Class B Common Stock C - Conversion I -45,000 73,103,073
2019-03-15 2019-03-13 4 Houston Andrew DBX Class A Common Stock G - Gift I -45,000 0
2019-03-15 2019-03-13 4 Houston Andrew DBX Class A Common Stock C - Conversion I 45,000 45,000
2018-11-13 2018-11-09 4 Houston Andrew DBX Class A Common Stock S - Sale I 27.0046 -47,600 -1,285 716,728
2018-11-01 2018-10-30 4 Houston Andrew See foonote DBX Class B Common Stock C - Conversion I -739,820 7,893,764
2018-11-01 2018-10-30 4 Houston Andrew DBX Class A Common Stock C - Conversion I 739,820 764,328
2018-09-26 2018-09-25 4 Houston Andrew DBX Class A Common Stock S - Sale I 27.0395 -61,728 -1,669 24,508
2018-08-28 2018-08-24 4 Houston Andrew DBX Class A Common Stock S - Sale I 27.1595 -61,728 -1,677 86,236
2018-08-17 2018-08-15 4 Houston Andrew See foonote DBX Class B Common Stock C - Conversion I -147,964 8,633,584
2018-08-17 2018-08-15 4 Houston Andrew DBX Class A Common Stock C - Conversion I 147,964 147,964
2018-03-29 2018-03-27 4 Houston Andrew DBX Class B Common Stock C - Conversion I -2,333,333 73,148,073
2018-03-29 2018-03-27 4 Houston Andrew DBX Class A Common Stock S - Sale I 20.0655 -2,333,333 -46,819 0
2018-03-29 2018-03-27 4 Houston Andrew DBX Class A Common Stock C - Conversion I 2,333,333 2,333,333
2018-03-22 3 Houston Andrew DBX Class A Common Stock D 20,666,666
2018-03-22 3 Houston Andrew DBX Class A Common Stock D 20,666,666
2018-03-22 3 Houston Andrew DBX Class A Common Stock D 20,666,666
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)