GILEAD SCIENCES INC GILD
COM · Common Stock · CUSIP 375558103 · ISIN US3755581036
American biopharmaceutical company
- SectorHealth care
- IndustryBiological Products, (No Diagnostic Substances)
- HeadquartersFoster City, CA
- Founded1987
- Websitegilead.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($121.5m this quarter). Holder counts are more reliable. Shares outstanding: 1.2bn as of 2024-10-31, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $83.72. Options: 50 managers hold calls ($966.2m notional), 45 hold puts ($942.4m).
Trends to Q3 2024
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 1,605 |
| Q4 2022 | 1,770 |
| Q1 2023 | 1,741 |
| Q2 2023 | 1,705 |
| Q3 2023 | 1,689 |
| Q4 2023 | 1,781 |
| Q1 2024 | 1,727 |
| Q2 2024 | 1,686 |
| Q3 2024 | 1,723 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 766 | 833 |
| Q1 2023 | 776 | 824 |
| Q2 2023 | 731 | 849 |
| Q3 2023 | 792 | 759 |
| Q4 2023 | 759 | 799 |
| Q1 2024 | 751 | 907 |
| Q2 2024 | 755 | 841 |
| Q3 2024 | 781 | 813 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q4 2023 | $829.8m | $920.5m | 1.11 |
| Q1 2024 | $735.1m | $689.6m | 0.94 |
| Q2 2024 | $1.0bn | $730.0m | 0.71 |
| Q3 2024 | $966.2m | $942.4m | 0.98 |
Biggest buyers
| FMR LLC | Added | +14.7m |
| WELLINGTON MANAGEMENT GROUP LLP | Added | +11.7m |
| CITADEL ADVISORS LLC | Added | +4.7m |
| Amundi | Added | +2.4m |
| Point72 Asset Management, L.P. | Added | +1.8m |
| Pictet Asset Management Holding SA | Added | +1.7m |
| INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC | Added | +1.6m |
| Assenagon Asset Management S.A. | Added | +1.4m |
| Capital Research Global Investors | Added | +1.4m |
| DEUTSCHE BANK AG\ | Added | +1.3m |
Biggest sellers
| Pacer Advisors, Inc. | Reduced | -7.1m |
| TWO SIGMA ADVISERS, LP | Reduced | -3.8m |
| TWO SIGMA INVESTMENTS, LP | Reduced | -2.6m |
| D. E. Shaw & Co., Inc. | Reduced | -2.6m |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | Sold out | -2.4m |
| MORGAN STANLEY | Reduced | -2.1m |
| GOLDMAN SACHS GROUP INC | Reduced | -2.0m |
| AXA S.A. | Reduced | -1.9m |
| Squarepoint Ops LLC | Reduced | -1.8m |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Reduced | -1.6m |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $223.9m2.7m shares |
| CITADEL ADVISORS LLC | Added | $109.8m1.3m shares |
| MASTERS CAPITAL MANAGEMENT LLC | Added | $83.8m1.0m shares |
| CAPITAL FUND MANAGEMENT S.A. | Reduced | $70.1m836.2k shares |
| MILLENNIUM MANAGEMENT LLC | Reduced | $47.5m566.0k shares |
| UBS Group AG | Added | $42.8m510.3k shares |
| JANE STREET GROUP, LLC | Reduced | $37.2m443.6k shares |
| SIMPLEX TRADING, LLC | Reduced | $34.2m408.1k shares |
| Twin Tree Management, LP | Reduced | $32.1m383.3k shares |
| GROUP ONE TRADING LLC | Reduced | $30.0m358.0k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $174.7m2.1m shares |
| CITADEL ADVISORS LLC | Reduced | $100.2m1.2m shares |
| Twin Tree Management, LP | Added | $88.6m1.1m shares |
| MILLENNIUM MANAGEMENT LLC | Added | $80.1m955.8k shares |
| UBS Group AG | Added | $58.5m698.0k shares |
| SIMPLEX TRADING, LLC | Added | $51.0m608.3k shares |
| Eisler Capital (UK) Ltd. | Added | $39.4m470.1k shares |
| CAPITAL FUND MANAGEMENT S.A. | Reduced | $39.4m470.0k shares |
| BNP PARIBAS FINANCIAL MARKETS | Added | $28.3m3.4k shares |
| JPMORGAN CHASE & CO | Added | $24.7m294.8k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| BlackRock, Inc. 13G · institution filed 2025-04-24 | 8.2% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-29 | 7.5% |
| FMR LLC 13G · institution new · filed 2026-02-05 | 5.3% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-26; now reported by VANGUARD CAPITAL MANAGEMENT LLC)
Insider purchases and sales in Q3 2024
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q4 2022 | 0 | — | 2 | $1.9m | — |
| Q1 2023 | 0 | — | 1 | $1.5m | — |
| Q2 2023 | 0 | — | 1 | $114.2k | $114.2k |
| Q3 2023 | 0 | — | 2 | $515.6k | $515.6k |
| Q4 2023 | 0 | — | 1 | $400.0k | $400.0k |
| Q1 2024 | 0 | — | 3 | $1.9m | $1.9m |
| Q2 2024 | 0 | — | 1 | $145.9k | $145.9k |
| Q3 2024 | 0 | — | 2 | $5.5m | $5.5m |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2024-09-12 | Mercier Johanna Chief Commercial Officer | Sold plan | $2.5m29.4k shares |
| 2024-09-12 | Parsey Merdad Chief Medical Officer | Sold plan | $1.8m21.2k shares |
| 2024-08-28 | Mercier Johanna Chief Commercial Officer | Sold plan | $742.3k9.5k shares |
| 2024-08-13 | Mercier Johanna Chief Commercial Officer | Sold plan | $406.2k5.5k shares |
| 2024-07-01 | Parsey Merdad Chief Medical Officer | Sold plan | $137.3k2.0k shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q3 2024
| Manager | Shares | Change |
|---|---|---|
| BlackRock, Inc. 0.22% of their portfolio | 121.9m $10.2bn | First filing |
| VANGUARD GROUP INC 0.17% of their portfolio | 115.3m $9.7bn | Added +81.1k |
| Capital World Investors 0.99% of their portfolio | 76.5m $6.4bn | Added +299.1k |
| Capital Research Global Investors 1.08% of their portfolio | 61.8m $5.2bn | Added +1.4m |
| STATE STREET CORP 0.21% of their portfolio | 60.2m $5.0bn | Added +841.8k |
| WELLINGTON MANAGEMENT GROUP LLP 0.51% of their portfolio | 34.6m $2.9bn | Added +11.7m |
| FMR LLC 0.17% of their portfolio | 33.2m $2.8bn | Added +14.7m |
| Dodge & Cox 1.57% of their portfolio | 33.0m $2.8bn | Reduced -76.6k |
| GEODE CAPITAL MANAGEMENT, LLC 0.19% of their portfolio | 27.5m $2.3bn | Added +574.4k |
| NORGES BANK 0.21% of their portfolio | 17.7m $1.5bn | Added +314.2k |
| MORGAN STANLEY 0.10% of their portfolio | 17.2m $1.4bn | Reduced -2.1m |
| Bank of New York Mellon Corp 0.22% of their portfolio | 13.9m $1.2bn | Reduced -207.4k |
| Amundi 0.43% of their portfolio | 13.6m $1.2bn | Added +2.4m |
| JPMORGAN CHASE & CO 0.04% of their portfolio | 13.3m $1.1bn | Added +959.5k |
| NORTHERN TRUST CORP 0.17% of their portfolio | 12.5m $1.0bn | Reduced -514.0k |
| DIMENSIONAL FUND ADVISORS LP 0.24% of their portfolio | 11.7m $978.3m | Added +1.3m |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.23% of their portfolio | 10.6m $891.1m | Reduced -510.8k |
| Invesco Ltd. 0.16% of their portfolio | 10.0m $837.2m | Reduced -82.1k |
| Legal & General Group Plc 0.22% of their portfolio | 10.0m $836.9m | Added +25.1k |
| DEUTSCHE BANK AG\ 0.29% of their portfolio | 8.5m $715.1m | Added +1.3m |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.12% of their portfolio | 7.8m $650.0m | Added +225.0k |
| BANK OF AMERICA CORP /DE/ 0.05% of their portfolio | 7.2m $606.2m | Added +554.8k |
| WELLS FARGO & COMPANY/MN 0.15% of their portfolio | 7.2m $603.0m | Reduced -115.7k |
| GOLDMAN SACHS GROUP INC 0.11% of their portfolio | 7.1m $598.9m | Reduced -2.0m |
| FEDERATED HERMES, INC. 1.31% of their portfolio | 7.1m $597.8m | Added +808.6k |
| ALLIANCEBERNSTEIN L.P. 0.20% of their portfolio | 7.0m $586.7m | Added +320.0k |
| ROYAL BANK OF CANADA 0.12% of their portfolio | 6.7m $559.5m | Added +304.7k |
| VAN ECK ASSOCIATES CORP 0.69% of their portfolio | 6.3m $553.3m | Added +22.8k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.47% of their portfolio | 6.3m $531.7m | Reduced -260.9k |
| California Public Employees Retirement System 0.36% of their portfolio | 6.1m $510.6m | Reduced -284.0k |
| LSV ASSET MANAGEMENT 0.95% of their portfolio | 5.3m $443.3m | Reduced -222.0k |
| Clearbridge Investments, LLC 0.34% of their portfolio | 5.2m $434.0m | Added +395.3k |
| CITADEL ADVISORS LLC 0.44% of their portfolio | 5.0m $420.7m | Added +4.7m |
| Nuveen Asset Management, LLC 0.11% of their portfolio | 4.5m $375.9m | Reduced -502.6k |
| Allianz Asset Management GmbH 0.56% of their portfolio | 4.3m $362.7m | Added +107.1k |
| Pictet Asset Management Holding SA 0.39% of their portfolio | 4.3m $357.0m | Added +1.7m |
| BARCLAYS PLC 0.16% of their portfolio | 4.2m $354.5m | Reduced -427.6k |
| RENAISSANCE TECHNOLOGIES LLC 0.53% of their portfolio | 4.2m $351.2m | Reduced -869.1k |
| HSBC HOLDINGS PLC 0.22% of their portfolio | 4.2m $348.5m | Reduced -1.2m |
| UBS Group AG 0.10% of their portfolio | 4.1m $346.9m | Reduced -358.8k |
| Aberdeen Group plc 0.62% of their portfolio | 4.0m $336.5m | Reduced -113.5k |
| Swiss National Bank 0.20% of their portfolio | 3.7m $310.0m | Added +5.9k |
| Robeco Institutional Asset Management B.V. 0.57% of their portfolio | 3.4m $287.5m | Reduced -57.9k |
| BANK OF MONTREAL /CAN/ 0.13% of their portfolio | 3.4m $282.4m | Reduced -970.7k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.03% of their portfolio | 3.3m $280.7m | Added +502.8k |
| Sumitomo Mitsui Trust Group, Inc. 0.18% of their portfolio | 3.0m $253.5m | Added +55.8k |
| CANADA PENSION PLAN INVESTMENT BOARD 0.24% of their portfolio | 3.0m $252.5m | Added +312.1k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.21% of their portfolio | 3.0m $251.2m | Reduced -1.6m |
| FIRST TRUST ADVISORS LP 0.23% of their portfolio | 2.9m $244.3m | Reduced -1.1m |
| BNP PARIBAS FINANCIAL MARKETS 0.23% of their portfolio | 2.8m $237.9m | Reduced -85.5k |
| National Pension Service 0.23% of their portfolio | 2.8m $235.4m | Added +330.3k |
| VICTORY CAPITAL MANAGEMENT INC 0.21% of their portfolio | 2.6m $214.8m | Reduced -468.8k |
| ENVESTNET ASSET MANAGEMENT INC 0.07% of their portfolio | 2.5m $212.0m | Added +76.3k |
| TWO SIGMA ADVISERS, LP 0.49% of their portfolio | 2.5m $208.6m | Reduced -3.8m |
| RAYMOND JAMES & ASSOCIATES 0.12% of their portfolio | 2.4m $202.2m | Added +109.0k |
| RHUMBLINE ADVISERS 0.18% of their portfolio | 2.4m $198.1m | Reduced -96.2k |
| CITIGROUP INC 0.18% of their portfolio | 2.4m $197.3m | Reduced -126.8k |
| Assenagon Asset Management S.A. 0.40% of their portfolio | 2.3m $196.0m | Added +1.4m |
| Point72 Asset Management, L.P. 0.67% of their portfolio | 2.3m $193.3m | Added +1.8m |
| KBC Group NV 0.58% of their portfolio | 2.3m $191.4m | Reduced -1.3m |
| FRANKLIN RESOURCES INC 0.05% of their portfolio | 2.2m $190.6m | Added +416.4k |
| Thrivent Financial for Lutherans 0.35% of their portfolio | 2.2m $183.4m | Added +28.1k |
| ASSETMARK, INC 0.52% of their portfolio | 2.2m $182.6m | Added +109.1k |
| CANADA LIFE ASSURANCE Co 0.32% of their portfolio | 2.2m $182.1m | Added +37.0k |
| Candriam S.C.A. 1.01% of their portfolio | 2.1m $175.1m | Added +68.4k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.20% of their portfolio | 2.1m $171.9m | Reduced -1.2k |
| Swedbank AB 0.22% of their portfolio | 2.0m $171.7m | Added +189.6k |
| DekaBank Deutsche Girozentrale 0.31% of their portfolio | 2.0m $169.7m | Reduced -793.9k |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.17% of their portfolio | 2.0m $167.5m | Added +96.8k |
| AQR CAPITAL MANAGEMENT LLC 0.22% of their portfolio | 1.9m $162.6m | Reduced -110.0k |
| Woodline Partners LP 1.37% of their portfolio | 1.9m $161.6m | Added +921.5k |
| AMERIPRISE FINANCIAL INC 0.04% of their portfolio | 1.9m $159.2m | Reduced -101.5k |
| Mitsubishi UFJ Asset Management Co., Ltd. 0.17% of their portfolio | 1.9m $158.4m | Added +131.1k |
| STIFEL FINANCIAL CORP 0.16% of their portfolio | 1.8m $152.8m | Reduced -2.6k |
| HighTower Advisors, LLC 0.21% of their portfolio | 1.8m $149.4m | Added +155.0k |
| AMERICAN CENTURY COMPANIES INC 0.09% of their portfolio | 1.8m $147.9m | Reduced -623.1k |
| JANUS HENDERSON GROUP PLC 0.08% of their portfolio | 1.8m $147.7m | Added +98.1k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.19% of their portfolio | 1.7m $143.6m | Reduced -245.8k |
| CAPTRUST FINANCIAL ADVISORS 0.42% of their portfolio | 1.7m $140.9m | Added +49.8k |
| NATIONAL BANK OF CANADA /FI/ 0.19% of their portfolio | 1.7m $139.9m | Reduced -2.6k |
| Mitsubishi UFJ Trust & Banking Corp 0.31% of their portfolio | 1.6m $137.8m | Reduced -4.0k |
| INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC 0.89% of their portfolio | 1.6m $323.9k | Added +1.6m |
| Ensign Peak Advisors, Inc 0.24% of their portfolio | 1.6m $134.9m | Added +180.6k |
| AXA S.A. 0.40% of their portfolio | 1.6m $134.0m | Reduced -1.9m |
| PRINCIPAL FINANCIAL GROUP INC 0.07% of their portfolio | 1.5m $121.7m | Added +59.2k |
| Railway Pension Investments Ltd 1.44% of their portfolio | 1.4m $120.2m | Reduced -50.0k |
| ProShare Advisors LLC 0.29% of their portfolio | 1.4m $119.2m | Added +75.2k |
| MACQUARIE GROUP LTD 0.13% of their portfolio | 1.4m $116.9m | Added +152.3k |
| MILLENNIUM MANAGEMENT LLC 0.09% of their portfolio | 1.2m $104.3m | Reduced -1.3m |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.20% of their portfolio | 1.2m $104.1m | Reduced -56.5k |
| HRT FINANCIAL LP 0.55% of their portfolio | 1.2m $102.6m | New |
| Korea Investment CORP 0.24% of their portfolio | 1.2m $102.4m | Added +266.4k |
| CONFLUENCE INVESTMENT MANAGEMENT LLC 1.33% of their portfolio | 1.2m $99.9m | Reduced -11.7k |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.21% of their portfolio | 1.2m $99.7m | Reduced -41.1k |
| PANAGORA ASSET MANAGEMENT INC 0.47% of their portfolio | 1.2m $97.6m | Added +579.1k |
| PARNASSUS INVESTMENTS, LLC 0.20% of their portfolio | 1.2m $96.6m | Reduced -280.9k |
| AVIVA PLC 0.25% of their portfolio | 1.1m $96.3m | Added +2.3k |
| LPL Financial LLC 0.04% of their portfolio | 1.1m $95.4m | Added +78.8k |
| AustralianSuper Pty Ltd 0.47% of their portfolio | 1.1m $94.9m | Added +115.6k |
| US BANCORP \DE\ 0.12% of their portfolio | 1.1m $94.1m | Reduced -70.8k |