Gilead Sciences, Inc.
US ˙ NasdaqGS ˙ US3755581036

SecurityGILD / Gilead Sciences, Inc.
InsiderDaniel Patrick O'Day
This page shows the track record and history of O'Day Daniel Patrick insider trades in Gilead Sciences, 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 Daniel Patrick O'Day in GILD / Gilead Sciences, 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 (%)
There are no known unplanned open-market trades for this insider

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

GILD / Gilead Sciences, 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 Daniel Patrick O'Day in GILD / Gilead Sciences, 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 (%)
There are no known unplanned open-market trades for this insider

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

GILD / Gilead Sciences, 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
2025-09-11 2025-09-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 115.2500 -4,949 -570 601,203
2025-09-11 2025-09-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 10,427 606,152
2025-08-29 2025-08-28 4 O'Day Daniel Patrick GILD Common Stock S - Sale D 113.6300 -10,000 -1,136 595,725
2025-07-29 2025-07-28 4 O'Day Daniel Patrick GILD Common Stock S - Sale D 114.0895 -8,345 -952 605,725
2025-07-29 2025-07-28 4 O'Day Daniel Patrick GILD Common Stock S - Sale D 113.1678 -1,655 -187 614,070
2025-07-01 2025-06-30 4 O'Day Daniel Patrick GILD Common Stock S - Sale D 111.1467 -600 -67 615,725
2025-07-01 2025-06-30 4 O'Day Daniel Patrick GILD Common Stock S - Sale D 110.4038 -9,400 -1,038 616,325
2025-06-11 2025-06-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 110.0900 -4,968 -547 625,725
2025-06-11 2025-06-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 10,425 630,693
2025-06-02 2025-05-30 4 O'Day Daniel Patrick GILD Common Stock S - Sale D 110.9643 -3,584 -398 620,268
2025-06-02 2025-05-30 4 O'Day Daniel Patrick GILD Common Stock S - Sale D 110.1148 -6,416 -706 623,852
2025-03-12 2025-03-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 117.2100 -11,632 -1,363 630,268
2025-03-12 2025-03-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 24,024 641,900
2025-02-06 2025-02-04 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 97.9900 -108,156 -10,598 617,876
2025-02-06 2025-02-04 4 O'Day Daniel Patrick GILD Common Stock A - Award D 164,473 726,032
2025-02-06 2025-02-04 4 O'Day Daniel Patrick GILD Common Stock A - Award D 60,031 561,559
2024-12-11 2024-12-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 92.3400 -4,762 -440 501,528
2024-12-11 2024-12-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 10,295 506,290
2024-09-11 2024-09-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 81.4400 -4,749 -387 495,995
2024-09-11 2024-09-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 10,295 500,744
2024-06-11 2024-06-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 65.2500 -4,693 -306 490,449
2024-06-11 2024-06-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 10,295 495,142
2024-03-11 2024-03-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 75.1200 -13,782 -1,035 484,847
2024-03-11 2024-03-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 19,140 498,629
2024-03-11 2024-03-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 10,800 479,489
2024-02-02 2024-01-31 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 78.2600 -79,335 -6,209 468,689
2024-02-02 2024-01-31 4 O'Day Daniel Patrick GILD Common Stock A - Award D 179,877 548,024
2024-02-02 2024-01-31 4 O'Day Daniel Patrick GILD Common Stock A - Award D 50,870 368,147
2023-12-11 2023-12-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 79.0200 -3,341 -264 387,691
2023-12-11 2023-12-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 7,347 391,032
2023-09-11 2023-09-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 76.0000 -3,366 -256 383,685
2023-09-11 2023-09-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 7,348 387,051
2023-06-12 2023-06-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 78.1200 -3,409 -266 266,125
2023-06-12 2023-06-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 7,346 269,534
2023-03-14 2023-03-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 79.5000 -14,017 -1,114 375,766
2023-03-14 2023-03-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 10,800 389,783
2023-03-14 2023-03-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 19,488 378,983
2023-03-02 2023-03-01 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 79.5900 -4,842 -385 359,495
2023-03-02 2023-03-01 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 11,362 364,337
2023-01-26 2023-01-24 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 84.0200 -59,078 -4,964 352,975
2023-01-26 2023-01-24 4 O'Day Daniel Patrick GILD Common Stock A - Award D 136,647 412,053
2023-01-26 2023-01-24 4 O'Day Daniel Patrick GILD Common Stock A - Award D 78,370 275,406
2022-12-13 2022-12-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 87.9700 -1,542 -136 254,636
2022-12-13 2022-12-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 3,300 256,178
2022-09-12 2022-09-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 65.2800 -1,528 -100 252,878
2022-09-12 2022-09-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 3,301 254,406
2022-06-13 2022-06-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 60.7400 -1,539 -93 251,105
2022-06-13 2022-06-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 3,300 252,644
2022-03-14 2022-03-10 4 O'Day Daniel Patrick GILD Restricted Stock Unit A - Award D 64,745 137,314
2022-03-14 2022-03-10 4 O'Day Daniel Patrick GILD Non-qualified Stock Option (Right to Buy) A - Award D 57.92 399,235 399,235
2022-03-14 2022-03-10 4 O'Day Daniel Patrick GILD Restricted Stock Unit M - Exercise D -13,203 72,569
2022-03-14 2022-03-10 4 O'Day Daniel Patrick GILD Restricted Stock Unit M - Exercise D -10,800 85,772
2022-03-14 2022-03-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 57.9200 -11,052 -640 249,344
2022-03-14 2022-03-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 13,203 260,396
2022-03-14 2022-03-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 10,800 247,193
2022-03-03 2022-03-01 4 O'Day Daniel Patrick GILD Restricted Stock Unit M - Exercise D -42,922 96,572
2022-03-03 2022-03-01 4 O'Day Daniel Patrick GILD Restricted Stock Unit M - Exercise D -11,362 139,494
2022-03-03 2022-03-01 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 60.2600 -23,245 -1,401 236,393
2022-03-03 2022-03-01 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 42,922 259,638
2022-03-03 2022-03-01 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 11,362 216,716
2022-01-28 2022-01-26 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 67.3400 -33,833 -2,278 205,354
2022-01-28 2022-01-26 4 O'Day Daniel Patrick GILD Common Stock A - Award D 82,670 239,187
2022-01-28 2022-01-26 4 O'Day Daniel Patrick GILD Common Stock A - Award D 64,008 156,517
2021-03-31 2021-03-10 4/A O'Day Daniel Patrick GILD Restricted Stock Unit M - Exercise D -10,800 150,856
2021-03-31 2021-03-10 4/A O'Day Daniel Patrick GILD Non-qualified Stock Option (Right to Buy) A - Award D 63.91 307,355 307,355
2021-03-31 2021-03-10 4/A O'Day Daniel Patrick GILD Restricted Stock Unit A - Award D 52,810 161,656
2021-03-31 2021-03-10 4/A O'Day Daniel Patrick GILD Common Stock F - Taxes D 63.9100 -5,123 -327 142,013
2021-03-31 2021-03-10 4/A O'Day Daniel Patrick GILD Common Stock M - Exercise D 10,800 147,136
2021-03-12 2021-03-10 4 O'Day Daniel Patrick GILD Restricted Stock Unit M - Exercise D -10,800 150,856
2021-03-12 2021-03-10 4 O'Day Daniel Patrick GILD Non-qualified Stock Option (Right to Buy) A - Award D 63.91 63.9100 307,355 19,643 307,355
2021-03-12 2021-03-10 4 O'Day Daniel Patrick GILD Restricted Stock Unit A - Award D 52,810 161,656
2021-03-12 2021-03-10 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 63.9100 -5,123 -327 142,013
2021-03-12 2021-03-10 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 10,800 147,136
2021-03-03 2021-03-01 4 O'Day Daniel Patrick GILD Restricted Stock Unit M - Exercise D -11,363 108,846
2021-03-03 2021-03-01 4 O'Day Daniel Patrick GILD Restricted Stock Unit M - Exercise D -42,923 120,209
2021-03-03 2021-03-01 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 62.4600 -24,620 -1,538 136,336
2021-03-03 2021-03-01 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 11,363 160,956
2021-03-03 2021-03-01 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 42,923 149,593
2021-01-28 2021-01-26 4 O'Day Daniel Patrick GILD Common Stock A - Award D 59,100 106,670
2020-03-12 2020-03-10 4 O'Day Daniel Patrick GILD Restricted Stock Unit A - Award D 43,200 163,132
2020-03-12 2020-03-10 4 O'Day Daniel Patrick GILD Non-qualified Stock Option (Right to Buy) A - Award D 72.34 256,620 256,620
2020-03-03 2020-03-01 4 O'Day Daniel Patrick GILD Restricted Stock Unit M - Exercise D -42,925 119,932
2020-03-03 2020-03-01 4 O'Day Daniel Patrick GILD Restricted Stock Unit M - Exercise D -11,363 162,857
2020-03-03 2020-03-01 4 O'Day Daniel Patrick GILD Common Stock F - Taxes D 69.3600 -25,922 -1,798 47,570
2020-03-03 2020-03-01 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 42,925 73,492
2020-03-03 2020-03-01 4 O'Day Daniel Patrick GILD Common Stock M - Exercise D 11,363 30,567
2020-01-31 2020-01-29 4 O'Day Daniel Patrick GILD Common Stock A - Award D 19,204 19,204
2019-03-05 2019-03-01 4 O'Day Daniel Patrick GILD Restricted Stock Unit A - Award D 128,770 174,220
2019-03-05 2019-03-01 4 O'Day Daniel Patrick GILD Restricted Stock Unit A - Award D 45,450 45,450
2019-03-05 2019-03-01 4 O'Day Daniel Patrick GILD Non-qualified Stock Option (Right to Buy) A - Award D 66.01 231,280 231,280
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)