Daniel Patrick O'Day
CIK: 0001638643
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
GILEAD SCIENCES, INC.
Discretionary Trading P&L
Holdings
Transaction History (74 total)
- Nov 2, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct7.8K shares at avg. $170.35$1.3M - Nov 2, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct1.6K shares at avg. $167.40$268K - Nov 2, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct2K shares at avg. $171.06$342K - Nov 2, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct1.9K shares at avg. $169.27$322K - Nov 2, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct1.7K shares at avg. $168.10$286K - Oct 30, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct15.9K shares at avg. $175.25$2.8M - Oct 30, 2026GILD
GILEAD SCIENCES, INC.
Exercise(M)Direct15.9K shares at avg. $72.34$1.1M - Oct 1, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct12K shares at avg. $147.72$1.8M - Oct 1, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct3K shares at avg. $148.63$446K - Sep 10, 2026GILD
GILEAD SCIENCES, INC.
Tax Payment(F)Direct4.2K shares at avg. $144.81$613K - Sep 10, 2026GILD
GILEAD SCIENCES, INC.
Exercise(M)Direct8.8K shares- - Sep 1, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct5.4K shares at avg. $149.38$808K - Sep 1, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct1.6K shares at avg. $147.51$236K - Sep 1, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct8K shares at avg. $148.36$1.2M - Aug 3, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct6.7K shares at avg. $129.66$869K - Aug 3, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct7.7K shares at avg. $130.80$1.0M - Aug 3, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct600 shares at avg. $131.34$79K - Jul 1, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct11.9K shares at avg. $126.09$1.5M - Jul 1, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct3.1K shares at avg. $127.08$394K - Jun 10, 2026GILD
GILEAD SCIENCES, INC.
Exercise(M)Direct8.8K shares- - Jun 10, 2026GILD
GILEAD SCIENCES, INC.
Tax Payment(F)Direct4.2K shares at avg. $121.48$512K - Jun 1, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct3.1K shares at avg. $132.22$405K - Jun 1, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct10.9K shares at avg. $131.10$1.4M - Jun 1, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct1K shares at avg. $132.97$138K - Apr 28, 2026GILD
GILEAD SCIENCES, INC.
Sale(S)Direct7K shares at avg. $128.79$895K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Nov 2, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 7,796 | $170.35 | $1,328,070 | Direct |
| Nov 2, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 1,600 | $167.40 | $267,840 | Direct |
| Nov 2, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 2,000 | $171.06 | $342,125 | Direct |
| Nov 2, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 1,904 | $169.27 | $322,296 | Direct |
| Nov 2, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 1,700 | $168.10 | $285,771 | Direct |
| Oct 30, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 15,881 | $175.25 | $2,783,075 | Direct |
| Oct 30, 2026 | GILD GILEAD SCIENCES, INC. | Exercise(M) | 15,881 | $72.34 | $1,148,832 | Direct |
| Oct 1, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 12,000 | $147.72 | $1,772,628 | Direct |
| Oct 1, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 3,000 | $148.63 | $445,880 | Direct |
| Sep 10, 2026 | GILD GILEAD SCIENCES, INC. | Tax Payment(F) | 4,230 | $144.81 | $612,546 | Direct |
| Sep 10, 2026 | GILD GILEAD SCIENCES, INC. | Exercise(M) | 8,780 | - | $0 | Direct |
| Sep 1, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 5,408 | $149.38 | $807,856 | Direct |
| Sep 1, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 1,600 | $147.51 | $236,014 | Direct |
| Sep 1, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 7,992 | $148.36 | $1,185,722 | Direct |
| Aug 3, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 6,700 | $129.66 | $868,711 | Direct |
| Aug 3, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 7,700 | $130.80 | $1,007,177 | Direct |
| Aug 3, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 600 | $131.34 | $78,806 | Direct |
| Jul 1, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 11,900 | $126.09 | $1,500,467 | Direct |
| Jul 1, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 3,100 | $127.08 | $393,933 | Direct |
| Jun 10, 2026 | GILD GILEAD SCIENCES, INC. | Exercise(M) | 8,779 | - | $0 | Direct |
| Jun 10, 2026 | GILD GILEAD SCIENCES, INC. | Tax Payment(F) | 4,213 | $121.48 | $511,795 | Direct |
| Jun 1, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 3,062 | $132.22 | $404,843 | Direct |
| Jun 1, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 10,900 | $131.10 | $1,428,983 | Direct |
| Jun 1, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 1,038 | $132.97 | $138,021 | Direct |
| Apr 28, 2026 | GILD GILEAD SCIENCES, INC. | Sale(S) | 6,950 | $128.79 | $895,075 | Direct |
1-25 of 74 transactions
About O'Day Daniel Patrick
O'Day Daniel Patrick (SEC CIK 0001638643) files insider reports with the SEC as Chairman & CEO of GILEAD SCIENCES, INC. (GILD).
Signal8 holds 31 ownership filings by O'Day Daniel Patrick, all Form 4s, filed between Sep 11, 2024 and Nov 2, 2026. Those filings report 74 transactions, from Sep 10, 2024 to Nov 2, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on O'Day Daniel Patrick's filings is in FOSTER CITY, CA.
Recent filings by O'Day Daniel Patrick
- Nov 2, 2026: Open-market sales of GILD shares (5 lines, Form 4, code S).
- Oct 30, 2026: Open-market sale of GILD shares (Form 4, code S).
- Oct 30, 2026: Option exercise of GILD shares (Form 4, code M).
- Oct 1, 2026: Open-market sales of GILD shares (2 lines, Form 4, code S).
- Sep 10, 2026: Tax withholding of GILD shares (Form 4, code F).
Other insiders filing for GILEAD SCIENCES, INC. (GILD)
- Dickinson Andrew D, Chief Financial Officer
- Mercier Johanna, Chief Comm & Corp Aff Officer
- Burkhart Erin, SVP, Controllership
- Berger Dietmar, Chief Medical Officer
- Cain Wettan Keeley M, EVP Gen Counsel, Legal & Comp
- WELTERS ANTHONY, Director