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 ($238.6m 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 ≈ $92.31. Options: 44 managers hold calls ($864.5m notional), 42 hold puts ($959.0m).
Trends to Q4 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 |
| Q4 2024 | 1,889 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| 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 |
| Q4 2024 | 812 | 812 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q1 2024 | $735.1m | $689.6m | 0.94 |
| Q2 2024 | $1.0bn | $730.0m | 0.71 |
| Q3 2024 | $966.2m | $942.4m | 0.98 |
| Q4 2024 | $864.5m | $959.0m | 1.11 |
Biggest buyers
| BANK OF AMERICA CORP /DE/ | Added | +10.5m |
| FMR LLC | Added | +7.2m |
| Pacer Advisors, Inc. | Added | +5.7m |
| Bank of New York Mellon Corp | Added | +2.8m |
| MORGAN STANLEY | Added | +2.8m |
| NORTHERN TRUST CORP | Added | +2.5m |
| ROYAL BANK OF CANADA | Added | +2.0m |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | New | +1.7m |
| NORGES BANK | Added | +1.7m |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | Added | +1.6m |
Biggest sellers
| JPMORGAN CHASE & CO | Reduced | -7.7m |
| Capital World Investors | Reduced | -4.8m |
| Amundi | Reduced | -4.6m |
| Capital Research Global Investors | Reduced | -3.9m |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Reduced | -2.9m |
| TWO SIGMA ADVISERS, LP | Reduced | -2.2m |
| ASSETMARK, INC | Reduced | -1.9m |
| Assenagon Asset Management S.A. | Reduced | -1.8m |
| INTERNATIONAL ASSETS INVESTMENT MANAGEMENT, LLC | Reduced | -1.6m |
| BlackRock, Inc. | Reduced | -1.6m |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $215.7m2.3m shares |
| CITADEL ADVISORS LLC | Reduced | $71.1m769.2k shares |
| UBS Group AG | Added | $59.1m640.3k shares |
| MASTERS CAPITAL MANAGEMENT LLC | Reduced | $55.4m600.0k shares |
| MILLENNIUM MANAGEMENT LLC | Reduced | $41.7m451.0k shares |
| CAPITAL FUND MANAGEMENT S.A. | Reduced | $40.9m442.6k shares |
| JANE STREET GROUP, LLC | Reduced | $35.2m380.7k shares |
| GROUP ONE TRADING LLC | Reduced | $32.0m346.6k shares |
| WOLVERINE TRADING, LLC | Added | $29.9m325.4k shares |
| BANK OF AMERICA CORP /DE/ | Reduced | $28.8m312.1k shares |
Biggest puts
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $186.3m2.0m shares |
| CITADEL ADVISORS LLC | Added | $128.1m1.4m shares |
| UBS Group AG | Added | $94.5m1.0m shares |
| Eisler Capital Management Ltd. | First filing | $47.9m521.2k shares |
| CAPITAL FUND MANAGEMENT S.A. | Added | $45.8m495.4k shares |
| MILLENNIUM MANAGEMENT LLC | Reduced | $42.6m461.7k shares |
| SIMPLEX TRADING, LLC | Reduced | $40.7m440.8k shares |
| BNP PARIBAS FINANCIAL MARKETS | Added | $40.2m4.4k shares |
| CAPSTONE INVESTMENT ADVISORS, LLC | Added | $33.9m367.3k shares |
| Parallax Volatility Advisers, L.P. | Added | $28.5m308.7k 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 Q4 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 |
|---|---|---|---|---|---|
| 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 |
| Q4 2024 | 0 | — | 4 | $42.5m | $41.9m |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2024-12-16 | Dickinson Andrew D Chief Financial Officer | Sold plan | $781.7k8.5k shares |
| 2024-11-29 | Dickinson Andrew D Chief Financial Officer | Sold plan | $23.1m248.6k shares |
| 2024-11-27 | Parsey Merdad Chief Medical Officer | Sold plan | $15.1m164.2k shares |
| 2024-11-26 | Bluestone Jeffrey Director | Sold | $620.4k6.8k shares |
| 2024-11-06 | Parsey Merdad Chief Medical Officer | Sold plan | $2.3m25.6k shares |
| 2024-11-06 | Mercier Johanna Chief Commercial Officer | Sold plan | $456.4k5.0k shares |
| 2024-10-01 | Parsey Merdad Chief Medical Officer | Sold plan | $167.7k2.0k 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, Q4 2024
| Manager | Shares | Change |
|---|---|---|
| BlackRock, Inc. 0.23% of their portfolio | 120.4m $11.1bn | Reduced -1.6m |
| VANGUARD GROUP INC 0.19% of their portfolio | 115.5m $10.7bn | Added +185.5k |
| Capital World Investors 1.01% of their portfolio | 71.7m $6.6bn | Reduced -4.8m |
| STATE STREET CORP 0.22% of their portfolio | 60.4m $5.6bn | Added +210.1k |
| Capital Research Global Investors 1.10% of their portfolio | 57.9m $5.4bn | Reduced -3.9m |
| FMR LLC 0.22% of their portfolio | 40.3m $3.7bn | Added +7.2m |
| WELLINGTON MANAGEMENT GROUP LLP 0.60% of their portfolio | 35.7m $3.3bn | Added +1.1m |
| Dodge & Cox 1.77% of their portfolio | 32.9m $3.0bn | Reduced -98.0k |
| GEODE CAPITAL MANAGEMENT, LLC 0.20% of their portfolio | 28.3m $2.6bn | Added +749.0k |
| MORGAN STANLEY 0.13% of their portfolio | 20.1m $1.9bn | Added +2.8m |
| NORGES BANK 0.23% of their portfolio | 19.4m $1.8bn | Added +1.7m |
| BANK OF AMERICA CORP /DE/ 0.15% of their portfolio | 17.7m $1.6bn | Added +10.5m |
| Bank of New York Mellon Corp 0.29% of their portfolio | 16.8m $1.5bn | Added +2.8m |
| NORTHERN TRUST CORP 0.20% of their portfolio | 14.9m $1.4bn | Added +2.5m |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.26% of their portfolio | 12.2m $1.1bn | Added +1.6m |
| DIMENSIONAL FUND ADVISORS LP 0.26% of their portfolio | 11.6m $1.1bn | Reduced -61.8k |
| Invesco Ltd. 0.19% of their portfolio | 11.3m $1.0bn | Added +1.3m |
| Legal & General Group Plc 0.24% of their portfolio | 9.9m $915.5m | Reduced -71.3k |
| Amundi 0.28% of their portfolio | 9.0m $805.4m | Reduced -4.6m |
| ROYAL BANK OF CANADA 0.17% of their portfolio | 8.7m $801.7m | Added +2.0m |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.14% of their portfolio | 8.0m $739.2m | Added +249.8k |
| DEUTSCHE BANK AG\ 0.27% of their portfolio | 7.5m $696.2m | Reduced -992.3k |
| GOLDMAN SACHS GROUP INC 0.13% of their portfolio | 7.4m $688.0m | Added +305.2k |
| ALLIANCEBERNSTEIN L.P. 0.22% of their portfolio | 7.0m $651.0m | Added +50.4k |
| WELLS FARGO & COMPANY/MN 0.15% of their portfolio | 6.8m $629.5m | Reduced -377.7k |
| FEDERATED HERMES, INC. 1.30% of their portfolio | 6.4m $595.0m | Reduced -688.1k |
| Pacer Advisors, Inc. 1.30% of their portfolio | 6.4m $594.4m | Added +5.7m |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.51% of their portfolio | 6.3m $582.7m | Reduced -33.7k |
| VAN ECK ASSOCIATES CORP 0.72% of their portfolio | 6.1m $565.6m | Reduced -219.6k |
| California Public Employees Retirement System 0.38% of their portfolio | 6.1m $562.3m | Reduced -2.6k |
| JPMORGAN CHASE & CO 0.04% of their portfolio | 5.6m $518.1m | Reduced -7.7m |
| RENAISSANCE TECHNOLOGIES LLC 0.73% of their portfolio | 5.3m $492.3m | Added +1.1m |
| Nuveen Asset Management, LLC 0.14% of their portfolio | 5.2m $481.1m | Added +724.5k |
| Allianz Asset Management GmbH 0.68% of their portfolio | 5.1m $471.9m | Added +783.5k |
| LSV ASSET MANAGEMENT 1.07% of their portfolio | 5.0m $464.5m | Reduced -259.4k |
| UBS Group AG 0.10% of their portfolio | 4.9m $451.1m | Added +745.7k |
| CITADEL ADVISORS LLC 0.40% of their portfolio | 4.7m $433.8m | Reduced -322.0k |
| BARCLAYS PLC 0.20% of their portfolio | 4.4m $406.4m | Added +171.3k |
| HSBC HOLDINGS PLC 0.24% of their portfolio | 4.3m $393.9m | Added +105.8k |
| Clearbridge Investments, LLC 0.30% of their portfolio | 4.0m $367.1m | Reduced -1.2m |
| Aberdeen Group plc 0.65% of their portfolio | 3.8m $346.1m | Reduced -260.6k |
| BNP PARIBAS FINANCIAL MARKETS 0.25% of their portfolio | 3.5m $327.6m | Added +709.4k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.04% of their portfolio | 3.5m $327.6m | Added +198.5k |
| Swiss National Bank 0.22% of their portfolio | 3.5m $324.9m | Reduced -180.9k |
| Robeco Institutional Asset Management B.V. 0.60% of their portfolio | 3.4m $316.2m | Reduced -5.7k |
| BANK OF MONTREAL /CAN/ 0.15% of their portfolio | 3.3m $305.0m | Reduced -75.4k |
| CANADA PENSION PLAN INVESTMENT BOARD 0.29% of their portfolio | 3.3m $303.2m | Added +270.6k |
| National Pension Service 0.28% of their portfolio | 3.3m $300.2m | Added +442.6k |
| Pictet Asset Management Holding SA 0.32% of their portfolio | 3.2m $296.8m | Reduced -1.0m |
| VICTORY CAPITAL MANAGEMENT INC 0.28% of their portfolio | 3.1m $281.9m | Added +490.0k |
| Sumitomo Mitsui Trust Group, Inc. 0.19% of their portfolio | 3.0m $280.3m | Added +10.1k |
| FIRST TRUST ADVISORS LP 0.24% of their portfolio | 3.0m $273.6m | Added +48.4k |
| FRANKLIN RESOURCES INC 0.08% of their portfolio | 2.9m $270.6m | Added +688.0k |
| RHUMBLINE ADVISERS 0.19% of their portfolio | 2.3m $214.6m | Reduced -39.7k |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.20% of their portfolio | 2.3m $210.3m | Added +282.8k |
| RAYMOND JAMES FINANCIAL INC 0.08% of their portfolio | 2.2m $207.3m | First filing |
| ENVESTNET ASSET MANAGEMENT INC 0.06% of their portfolio | 2.1m $198.2m | Reduced -382.9k |
| Swedbank AB 0.24% of their portfolio | 2.1m $194.2m | Added +54.4k |
| CANADA LIFE ASSURANCE Co 0.33% of their portfolio | 2.1m $193.5m | Reduced -72.3k |
| KBC Group NV 0.52% of their portfolio | 2.1m $190.4m | Reduced -221.0k |
| Mitsubishi UFJ Asset Management Co., Ltd. 0.18% of their portfolio | 2.1m $188.0m | Added +166.5k |
| AMERICAN CENTURY COMPANIES INC 0.11% of their portfolio | 2.1m $189.5m | Added +288.0k |
| DekaBank Deutsche Girozentrale 0.35% of their portfolio | 2.0m $190.3m | Unchanged |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.21% of their portfolio | 2.0m $183.3m | Reduced -65.9k |
| Skandinaviska Enskilda Banken AB (publ) 0.76% of their portfolio | 1.8m $167.2m | Added +1.1m |
| AQR CAPITAL MANAGEMENT LLC 0.22% of their portfolio | 1.8m $167.5m | Reduced -129.5k |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.41% of their portfolio | 1.8m $167.3m | Added +1.0m |
| AXA S.A. 0.51% of their portfolio | 1.8m $166.3m | Added +201.8k |
| HighTower Advisors, LLC 0.23% of their portfolio | 1.8m $165.7m | Added +12.7k |
| CAPTRUST FINANCIAL ADVISORS 0.47% of their portfolio | 1.8m $164.1m | Added +96.3k |
| Candriam S.C.A. 0.92% of their portfolio | 1.7m $159.2m | Reduced -365.0k |
| ADAGE CAPITAL PARTNERS GP, L.L.C. 0.28% of their portfolio | 1.7m $158.3m | New |
| CITIGROUP INC 0.15% of their portfolio | 1.7m $156.5m | Reduced -658.7k |
| STIFEL FINANCIAL CORP 0.16% of their portfolio | 1.7m $156.5m | Reduced -127.9k |
| MACKENZIE FINANCIAL CORP 0.07% of their portfolio | 1.7m $155.1m | Added +1.1m |
| Ensign Peak Advisors, Inc 0.27% of their portfolio | 1.7m $154.2m | Added +60.5k |
| ProShare Advisors LLC 0.35% of their portfolio | 1.6m $152.1m | Added +224.8k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.20% of their portfolio | 1.6m $150.8m | Reduced -80.5k |
| Mitsubishi UFJ Trust & Banking Corp 0.35% of their portfolio | 1.6m $149.3m | Reduced -27.9k |
| NATIONAL BANK OF CANADA /FI/ 0.18% of their portfolio | 1.5m $140.2m | Reduced -150.8k |
| MACQUARIE GROUP LTD 0.16% of their portfolio | 1.5m $129.9m | Added +61.0k |
| PRINCIPAL FINANCIAL GROUP INC 0.07% of their portfolio | 1.5m $134.4m | Added +3.4k |
| Zurcher Kantonalbank (Zurich Cantonalbank) 0.37% of their portfolio | 1.4m $130.4m | Added +563.4k |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND 0.28% of their portfolio | 1.4m $129.0m | Added +1.1m |
| Railway Pension Investments Ltd 1.66% of their portfolio | 1.4m $124.8m | Reduced -82.8k |
| AMERIPRISE FINANCIAL INC 0.03% of their portfolio | 1.3m $122.9m | Reduced -561.3k |
| JANUS HENDERSON GROUP PLC 0.06% of their portfolio | 1.3m $119.7m | Reduced -465.5k |
| APG Asset Management N.V. 0.31% of their portfolio | 1.2m $109.7m | Added +670.2k |
| MARSHALL WACE, LLP 0.14% of their portfolio | 1.2m $112.4m | Added +193.1k |
| LPL Financial LLC 0.05% of their portfolio | 1.2m $111.4m | Added +69.1k |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.21% of their portfolio | 1.2m $110.6m | Reduced -43.9k |
| Thrivent Financial for Lutherans 0.21% of their portfolio | 1.2m $109.7m | Reduced -1.0m |
| CONFLUENCE INVESTMENT MANAGEMENT LLC 1.51% of their portfolio | 1.2m $108.7m | Reduced -14.1k |
| PARNASSUS INVESTMENTS, LLC 0.24% of their portfolio | 1.2m $106.4m | Unchanged |
| AustralianSuper Pty Ltd 0.50% of their portfolio | 1.1m $105.1m | Added +6.0k |
| Korea Investment CORP 0.25% of their portfolio | 1.1m $105.1m | Reduced -82.7k |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.22% of their portfolio | 1.1m $105.1m | Reduced -51.4k |
| Universal- Beteiligungs- und Servicegesellschaft mbH 0.21% of their portfolio | 1.1m $104.4m | First filing |
| US BANCORP \DE\ 0.13% of their portfolio | 1.1m $101.2m | Reduced -27.2k |
| AVIVA PLC 0.26% of their portfolio | 1.1m $101.1m | Reduced -54.1k |