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 ($218.6m this quarter). Holder counts are more reliable. Shares outstanding: 1.2bn as of 2023-10-31, 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 ≈ $81.06. Options: 47 managers hold calls ($829.8m notional), 50 hold puts ($920.5m).
Trends to Q4 2023
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 |
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 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q1 2023 | $1.0bn | $822.8m | 0.81 |
| Q2 2023 | $928.5m | $686.9m | 0.74 |
| Q3 2023 | $878.5m | $815.8m | 0.93 |
| Q4 2023 | $829.8m | $920.5m | 1.11 |
Biggest buyers
| MORGAN STANLEY | Added | +18.7m |
| JPMORGAN CHASE & CO | Added | +5.1m |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | Added | +3.4m |
| WELLINGTON MANAGEMENT GROUP LLP | Added | +2.4m |
| NEUBERGER BERMAN GROUP LLC | Added | +2.2m |
| BANK OF MONTREAL /CAN/ | Added | +1.9m |
| AXA S.A. | Added | +1.9m |
| BARCLAYS PLC | Added | +1.9m |
| Aberdeen Group plc | Added | +1.8m |
| Capital Research Global Investors | Added | +1.7m |
Biggest sellers
| BlackRock Inc. | Reduced | -3.4m |
| TWO SIGMA ADVISERS, LP | Reduced | -2.5m |
| TWO SIGMA INVESTMENTS, LP | Reduced | -2.4m |
| TORONTO DOMINION BANK | Reduced | -2.1m |
| FMR LLC | Reduced | -2.1m |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Reduced | -1.8m |
| GOLDMAN SACHS GROUP INC | Reduced | -1.5m |
| D. E. Shaw & Co., Inc. | Reduced | -1.4m |
| AQR CAPITAL MANAGEMENT LLC | Reduced | -909.5k |
| NORTHERN TRUST CORP | Reduced | -896.6k |
Biggest calls
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Added | $186.4m2.3m shares |
| MILLENNIUM MANAGEMENT LLC | Reduced | $85.7m1.1m shares |
| CITADEL ADVISORS LLC | Reduced | $84.8m1.0m shares |
| CAPITAL FUND MANAGEMENT S.A. | Reduced | $73.1m902.6k shares |
| UBS Group AG | Reduced | $47.9m591.9k shares |
| Parallax Volatility Advisers, L.P. | Added | $47.1m581.6k shares |
| SIMPLEX TRADING, LLC | Added | $28.3m349.7k shares |
| JPMORGAN CHASE & CO | Added | $21.7m268.4k shares |
| BANK OF AMERICA CORP /DE/ | Reduced | $21.4m264.6k shares |
| NATIONAL BANK OF CANADA /FI/ | New | $20.5m2.5k shares |
Biggest puts
| UBS Group AG | Added | $105.2m1.3m shares |
| CITADEL ADVISORS LLC | Reduced | $98.6m1.2m shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $89.8m1.1m shares |
| CAPITAL FUND MANAGEMENT S.A. | Reduced | $66.0m815.1k shares |
| MILLENNIUM MANAGEMENT LLC | Added | $65.5m808.6k shares |
| JPMORGAN CHASE & CO | Added | $36.7m453.4k shares |
| SIMPLEX TRADING, LLC | Reduced | $34.1m420.6k shares |
| D. E. Shaw & Co., Inc. | Unchanged | $30.4m375.0k shares |
| CITIGROUP INC | Reduced | $30.3m374.5k shares |
| BANK OF AMERICA CORP /DE/ | Added | $26.9m332.0k 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 2023
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 2022 | 0 | — | 1 | $1.3m | — |
| Q2 2022 | 0 | — | 0 | — | — |
| Q3 2022 | 0 | — | 0 | — | — |
| 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 |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2023-10-17 | Dickinson Andrew D Chief Financial Officer | Sold plan | $400.0k5.0k 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 2023
| Manager | Shares | Change |
|---|---|---|
| BlackRock Inc. 0.25% of their portfolio | 122.8m $9.9bn | Reduced -3.4m |
| VANGUARD GROUP INC 0.20% of their portfolio | 111.8m $9.1bn | Added +137.9k |
| Capital World Investors 1.20% of their portfolio | 83.4m $6.8bn | Added +1.6m |
| Capital Research Global Investors 1.19% of their portfolio | 59.7m $4.8bn | Added +1.7m |
| STATE STREET CORP 0.23% of their portfolio | 59.5m $4.8bn | Added +651.4k |
| MORGAN STANLEY 0.13% of their portfolio | 35.6m $2.9bn | Added +18.7m |
| Dodge & Cox 1.71% of their portfolio | 33.3m $2.7bn | Reduced -238.7k |
| GEODE CAPITAL MANAGEMENT, LLC 0.21% of their portfolio | 25.3m $2.0bn | Added +578.5k |
| WELLINGTON MANAGEMENT GROUP LLP 0.28% of their portfolio | 18.6m $1.5bn | Added +2.4m |
| FMR LLC 0.11% of their portfolio | 17.1m $1.4bn | Reduced -2.1m |
| NORGES BANK 0.23% of their portfolio | 16.1m $1.3bn | Added +1.4m |
| Bank of New York Mellon Corp 0.25% of their portfolio | 15.5m $1.3bn | Added +114.4k |
| NORTHERN TRUST CORP 0.21% of their portfolio | 14.0m $1.1bn | Reduced -896.6k |
| PARNASSUS INVESTMENTS, LLC 2.15% of their portfolio | 12.0m $968.2m | Added +36.7k |
| Invesco Ltd. 0.22% of their portfolio | 11.6m $943.7m | Added +1.3m |
| Nuveen Asset Management, LLC 0.30% of their portfolio | 11.5m $934.5m | Added +121.3k |
| ROYAL BANK OF CANADA 0.21% of their portfolio | 10.6m $861.7m | Reduced -189.7k |
| JPMORGAN CHASE & CO 0.04% of their portfolio | 10.5m $852.4m | Added +5.1m |
| Amundi 0.40% of their portfolio | 10.5m $896.4m | Reduced -82.1k |
| Legal & General Group Plc 0.26% of their portfolio | 10.4m $839.7m | Reduced -65.8k |
| DIMENSIONAL FUND ADVISORS LP 0.23% of their portfolio | 9.8m $792.5m | Added +287.1k |
| GOLDMAN SACHS GROUP INC 0.17% of their portfolio | 9.6m $781.1m | Reduced -1.5m |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.30% of their portfolio | 9.4m $765.2m | Added +90.2k |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.71% of their portfolio | 8.4m $678.7m | Reduced -1.8m |
| California Public Employees Retirement System 0.48% of their portfolio | 7.8m $635.5m | Reduced -110.1k |
| DEUTSCHE BANK AG\ 0.32% of their portfolio | 7.7m $623.1m | Added +725.8k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.37% of their portfolio | 7.6m $618.3m | Added +3.4m |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.15% of their portfolio | 7.3m $589.9m | Added +87.5k |
| ALLIANCEBERNSTEIN L.P. 0.23% of their portfolio | 7.3m $588.7m | Added +64.7k |
| WELLS FARGO & COMPANY/MN 0.16% of their portfolio | 7.1m $577.0m | Added +89.3k |
| BANK OF AMERICA CORP /DE/ 0.06% of their portfolio | 6.5m $523.5m | Added +1.1m |
| LSV ASSET MANAGEMENT 1.05% of their portfolio | 5.9m $480.2m | Reduced -210.2k |
| BARCLAYS PLC 0.24% of their portfolio | 5.7m $460.1m | Added +1.9m |
| RENAISSANCE TECHNOLOGIES LLC 0.70% of their portfolio | 5.6m $451.7m | Reduced -867.5k |
| NEUBERGER BERMAN GROUP LLC 0.39% of their portfolio | 5.6m $450.8m | Added +2.2m |
| Pacer Advisors, Inc. 1.16% of their portfolio | 5.0m $408.8m | Added +493.9k |
| Pictet Asset Management Holding SA 0.45% of their portfolio | 5.0m $407.8m | Reduced -278.7k |
| VAN ECK ASSOCIATES CORP 0.74% of their portfolio | 5.0m $404.4m | Added +457.6k |
| Clearbridge Investments, LLC 0.34% of their portfolio | 4.9m $398.7m | Added +377.7k |
| BANK OF MONTREAL /CAN/ 0.13% of their portfolio | 4.7m $397.1m | Added +1.9m |
| Allianz Asset Management GmbH 0.63% of their portfolio | 4.2m $342.2m | Added +248.6k |
| FIRST TRUST ADVISORS LP 0.36% of their portfolio | 4.1m $333.6m | Reduced -381.6k |
| Swiss National Bank 0.23% of their portfolio | 3.9m $315.6m | Reduced -115.9k |
| AQR CAPITAL MANAGEMENT LLC 0.59% of their portfolio | 3.9m $312.7m | Reduced -909.5k |
| FEDERATED HERMES, INC. 0.76% of their portfolio | 3.8m $306.8m | Added +175.9k |
| Aberdeen Group plc 0.66% of their portfolio | 3.8m $304.9m | Added +1.8m |
| AXA S.A. 0.47% of their portfolio | 3.6m $293.5m | Added +1.9m |
| Robeco Institutional Asset Management B.V. 0.71% of their portfolio | 3.6m $291.6m | Reduced -145.1k |
| UBS Group AG 0.12% of their portfolio | 3.6m $288.1m | Added +451.4k |
| Sumitomo Mitsui Trust Group, Inc. 0.21% of their portfolio | 3.5m $281.5m | Added +57.5k |
| HSBC HOLDINGS PLC 0.24% of their portfolio | 3.2m $262.7m | Added +468.9k |
| CREDIT SUISSE AG/ 0.24% of their portfolio | 3.1m $250.6m | Reduced -394.8k |
| Ensign Peak Advisors, Inc 0.48% of their portfolio | 3.0m $241.4m | Reduced -599.4k |
| RHUMBLINE ADVISERS 0.24% of their portfolio | 2.8m $228.6m | Reduced -39.9k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.03% of their portfolio | 2.8m $228.6m | Added +551.0k |
| AMERICAN CENTURY COMPANIES INC 0.14% of their portfolio | 2.6m $207.0m | Added +102.4k |
| VICTORY CAPITAL MANAGEMENT INC 0.21% of their portfolio | 2.5m $201.7m | Added +178.5k |
| RAYMOND JAMES & ASSOCIATES 0.15% of their portfolio | 2.5m $201.2m | Added +158.3k |
| ENVESTNET ASSET MANAGEMENT INC 0.08% of their portfolio | 2.4m $196.3m | Reduced -169.5k |
| ASSETMARK, INC 0.70% of their portfolio | 2.4m $194.2m | Reduced -9.7k |
| FRANKLIN RESOURCES INC 0.09% of their portfolio | 2.4m $192.6m | Reduced -222.1k |
| APG Asset Management N.V. 0.34% of their portfolio | 2.4m $173.8m | Reduced -242.6k |
| National Pension Service 0.27% of their portfolio | 2.4m $191.1m | Added +52.2k |
| Caisse de depot et placement du Quebec 0.47% of their portfolio | 2.3m $186.2m | Reduced -887.9k |
| Candriam S.C.A. 1.25% of their portfolio | 2.2m $181.5m | Added +732.4k |
| DekaBank Deutsche Girozentrale 0.36% of their portfolio | 2.2m $177.4m | Added +106.7k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.23% of their portfolio | 2.1m $166.2m | Reduced -149.3k |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.23% of their portfolio | 2.0m $164.7m | Added +26.9k |
| Mitsubishi UFJ Trust & Banking Corp 0.36% of their portfolio | 1.9m $154.2m | Reduced -86.0k |
| BNP PARIBAS FINANCIAL MARKETS 0.26% of their portfolio | 1.8m $145.1m | Added +790.1k |
| CANADA LIFE ASSURANCE Co 0.32% of their portfolio | 1.8m $144.2m | Reduced -29.4k |
| JANUS HENDERSON GROUP PLC 0.09% of their portfolio | 1.8m $143.4m | Reduced -118.7k |
| CITIGROUP INC 0.18% of their portfolio | 1.7m $138.5m | Reduced -271.0k |
| Swedbank AB 0.22% of their portfolio | 1.7m $134.5m | Reduced -13.6k |
| STIFEL FINANCIAL CORP 0.17% of their portfolio | 1.6m $133.5m | Reduced -21.0k |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.17% of their portfolio | 1.6m $133.4m | Added +132.7k |
| Skandinaviska Enskilda Banken AB (publ) 0.76% of their portfolio | 1.6m $132.1m | Reduced -76.5k |
| AMERIPRISE FINANCIAL INC 0.04% of their portfolio | 1.6m $128.7m | Reduced -114.7k |
| Brandywine Global Investment Management, LLC 1.02% of their portfolio | 1.6m $126.4m | Added +25.7k |
| Railway Pension Investments Ltd 1.30% of their portfolio | 1.6m $126.3m | Reduced -299.3k |
| Zurcher Kantonalbank (Zurich Cantonalbank) 0.46% of their portfolio | 1.5m $120.8m | Added +73.8k |
| CAPTRUST FINANCIAL ADVISORS 0.42% of their portfolio | 1.5m $120.8m | Added +28.9k |
| Woodline Partners LP 1.29% of their portfolio | 1.5m $118.6m | Added +763.2k |
| PRINCIPAL FINANCIAL GROUP INC 0.08% of their portfolio | 1.5m $118.2m | Reduced -219.4k |
| Thrivent Financial for Lutherans 0.26% of their portfolio | 1.4m $117.4m | Reduced -65.6k |
| Mirae Asset Global Investments Co., Ltd. 0.24% of their portfolio | 1.4m $116.6m | Reduced -101.0k |
| LOS ANGELES CAPITAL MANAGEMENT LLC 0.43% of their portfolio | 1.4m $116.4m | Added +501.1k |
| KBC Group NV 0.41% of their portfolio | 1.4m $115.2m | Added +184.8k |
| US BANCORP \DE\ 0.17% of their portfolio | 1.4m $115.0m | Reduced -36.5k |
| PRUDENTIAL FINANCIAL INC 0.17% of their portfolio | 1.4m $112.5m | Added +122.8k |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 0.23% of their portfolio | 1.4m $110.8m | Reduced -15.2k |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.31% of their portfolio | 1.4m $110.5m | Added +384.5k |
| CANADA PENSION PLAN INVESTMENT BOARD 0.14% of their portfolio | 1.3m $107.7m | Reduced -223.7k |
| Mitsubishi UFJ Asset Management Co., Ltd. 0.19% of their portfolio | 1.3m $109.9m | Added +80.9k |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM 0.23% of their portfolio | 1.3m $105.2m | Reduced -33.4k |
| WESTWOOD HOLDINGS GROUP INC 0.88% of their portfolio | 1.3m $104.6m | Reduced -38.3k |
| CONFLUENCE INVESTMENT MANAGEMENT LLC 1.45% of their portfolio | 1.3m $102.6m | Reduced -28.9k |
| MACQUARIE GROUP LTD 0.12% of their portfolio | 1.3m $101.5m | Added +83.0k |
| ProShare Advisors LLC 0.30% of their portfolio | 1.2m $98.6m | Reduced -213.9k |
| HighTower Advisors, LLC 0.16% of their portfolio | 1.2m $97.9m | Added +39.2k |