Gilead Sciences Inc
Ownership
Ownership Structure
Who owns Gilead Sciences Inc (GILD)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 99.7% of the shares are freely tradable; institutional investors hold 92.2%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 9.83 | 121,844,108 | +2.4 | 06/30/2026 |
| Vanguard Capital Management, LLC | 6.54 | 81,091,734 | +0.5 | 06/30/2026 |
| FMR Inc | 5.39 | 66,870,816 | -7.0 | 06/30/2026 |
| State Street Corp | 4.94 | 61,216,552 | +2.3 | 06/30/2026 |
| Capital World Investors | 3.31 | 40,988,975 | -0.7 | 06/30/2026 |
| Amvescap Plc. | 3.21 | 39,819,151 | -4.2 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 2.85 | 35,316,168 | +0.5 | 06/30/2026 |
| Geode Capital Management, LLC | 2.42 | 30,065,642 | +1.1 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Vanguard MStar Total Stk Mkt Idx Invest | 3.18 | 39,372,271 | -0.2 | 09/30/2026 |
| Vanguard 500 Index Investor | 2.63 | 32,565,060 | -1.3 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| O'Day Daniel Patrick | Chairman & CEO | 566,683 | 96,732,788 $ | Oct 1, 2026 | direct |
| Dickinson Andrew D | Chief Financial Officer | 161,096 | 27,499,087 $ | Oct 15, 2026 | direct |
| Mercier Johanna | Chief Comm & Corp Aff Officer | 113,684 | 19,405,859 $ | Oct 15, 2026 | direct |
| Berger Dietmar | Chief Medical Officer | 19,522 | 3,332,405 $ | Sep 10, 2026 | direct |
| Welters Anthony | Director | 12,894 | 2,201,006 $ | Aug 26, 2026 | direct |
| Bluestone Jeffrey | Director | 10,066 | 1,718,266 $ | Aug 20, 2026 | direct |
| Cain Wettan Keeley M | EVP Gen Counsel, Legal & Comp | 8,759 | 1,495,161 $ | Sep 10, 2026 | direct |
| Burkhart Erin | SVP, Controllership | 1,455 | 248,368 $ | Sep 22, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | Sell | 3,000 | 156.22 | 468,660 |
| Oct 15, 2026 | Dickinson Andrew D | Chief Financial Officer | Sell | 3,000 | 156.22 | 468,660 |
| Oct 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | Sell | 3,000 | 148.63 | 445,880 |
| Oct 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | Sell | 12,000 | 147.72 | 1,772,628 |
| Sep 22, 2026 | Burkhart Erin | SVP, Controllership | Other | 768 | 152.67 | 117,251 |
| Sep 22, 2026 | Burkhart Erin | SVP, Controllership | Other | 2,223 | – | – |
| Sep 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | Sell | 600 | 145.29 | 87,174 |
| Sep 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | Sell | 800 | 144.46 | 115,566 |
| Sep 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | Sell | 1,600 | 143.69 | 229,907 |
| Sep 15, 2026 | Dickinson Andrew D | Chief Financial Officer | Sell | 3,000 | 145.29 | 435,870 |
| Sep 10, 2026 | Cain Wettan Keeley M | EVP Gen Counsel, Legal & Comp | Other | 285 | 144.81 | 41,271 |
| Sep 10, 2026 | Cain Wettan Keeley M | EVP Gen Counsel, Legal & Comp | Other | 590 | – | – |
| Sep 10, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | Other | 1,347 | 144.81 | 195,059 |
| Sep 10, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | Other | 2,797 | – | – |
| Sep 10, 2026 | Berger Dietmar | Chief Medical Officer | Other | 263 | 144.81 | 38,085 |
| Sep 10, 2026 | Berger Dietmar | Chief Medical Officer | Other | 533 | – | – |
| Sep 10, 2026 | O'Day Daniel Patrick | Chairman & CEO | Other | 4,230 | 144.81 | 612,546 |
| Sep 10, 2026 | O'Day Daniel Patrick | Chairman & CEO | Other | 8,780 | – | – |
| Sep 10, 2026 | Dickinson Andrew D | Chief Financial Officer | Other | 1,347 | 144.81 | 195,059 |
| Sep 10, 2026 | Dickinson Andrew D | Chief Financial Officer | Other | 2,797 | – | – |
| Sep 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | Sell | 5,408 | 149.38 | 807,856 |
| Sep 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | Sell | 7,992 | 148.36 | 1,185,722 |
| Sep 1, 2026 | O'Day Daniel Patrick | Chairman & CEO | Sell | 1,600 | 147.51 | 236,014 |
| Aug 26, 2026 | Welters Anthony | Director | Sell | 6,880 | 148.82 | 1,023,900 |
| Aug 26, 2026 | Welters Anthony | Director | Sell | 3,402 | 148.24 | 504,296 |
| Aug 26, 2026 | Welters Anthony | Director | Other | 10,282 | 61.35 | 630,801 |
| Aug 26, 2026 | Welters Anthony | Director | Sell | 4,600 | 148.82 | 684,590 |
| Aug 26, 2026 | Welters Anthony | Director | Sell | 3,118 | 148.31 | 462,432 |
| Aug 26, 2026 | Welters Anthony | Director | Other | 7,718 | 60.67 | 468,251 |
| Aug 20, 2026 | Bluestone Jeffrey | Director | Sell | 335 | 146.26 | 48,997 |
| Aug 20, 2026 | Bluestone Jeffrey | Director | Other | 335 | 61.35 | 20,552 |
| Aug 20, 2026 | Bluestone Jeffrey | Director | Sell | 26 | 146.36 | 3,805 |
| Aug 20, 2026 | Bluestone Jeffrey | Director | Other | 26 | 67.45 | 1,754 |
| Aug 20, 2026 | Bluestone Jeffrey | Director | Sell | 1,658 | 145.73 | 241,618 |
| Aug 20, 2026 | Bluestone Jeffrey | Director | Other | 1,658 | 67.45 | 111,832 |
| Aug 20, 2026 | Bluestone Jeffrey | Director | Sell | 1,816 | 144.92 | 263,183 |
| Aug 20, 2026 | Bluestone Jeffrey | Director | Other | 1,816 | 67.45 | 122,489 |
| Aug 20, 2026 | Bluestone Jeffrey | Director | Sell | 1,165 | 143.75 | 167,474 |
| Aug 20, 2026 | Bluestone Jeffrey | Director | Other | 1,165 | 67.45 | 78,579 |
| Aug 17, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | Sell | 11,470 | 138.04 | 1,583,265 |
| Aug 17, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | Sell | 16,530 | 137.37 | 2,270,643 |
| Aug 17, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | Other | 1,890 | 72.34 | 136,723 |
| Aug 17, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | Other | 23,110 | 66.64 | 1,540,050 |
| Aug 17, 2026 | Dickinson Andrew D | Chief Financial Officer | Sell | 3,000 | 138.36 | 415,080 |
| Aug 10, 2026 | Cain Wettan Keeley M | EVP Gen Counsel, Legal & Comp | Other | 2,908 | 133.06 | 386,938 |
| Aug 10, 2026 | Cain Wettan Keeley M | EVP Gen Counsel, Legal & Comp | Other | 6,002 | – | – |
| Aug 3, 2026 | O'Day Daniel Patrick | Chairman & CEO | Sell | 600 | 131.34 | 78,806 |
| Aug 3, 2026 | O'Day Daniel Patrick | Chairman & CEO | Sell | 7,700 | 130.80 | 1,007,177 |
| Aug 3, 2026 | O'Day Daniel Patrick | Chairman & CEO | Sell | 6,700 | 129.66 | 868,711 |
| Jul 15, 2026 | Mercier Johanna | Chief Comm & Corp Aff Officer | Sell | 3,000 | 129.92 | 389,758 |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: October 30, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.