| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | GILEAD SCIENCES, INC. | 31,424,76031.4M | $679M | 25.07% | — |
| 2 | BlackRock, Inc. | 15,226,47515.2M | $329M | 12.15% | — |
| 3 | WELLINGTON MANAGEMENT GROUP LLP | 6,089,5166.1M | $132M | 4.86% | ADD 17% |
| 4 | STATE STREET CORP | 5,412,9015.4M | $117M | 4.32% | ADD 18% |
| 5 | SUVRETTA CAPITAL MANAGEMENT, LLC | 5,030,9935.0M | $109M | 4.01% | TRIM -3% |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 4,272,0564.3M | $92M | 3.41% | NEW† |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 3,856,7253.9M | $83M | 3.08% | NEW† |
| 8 | Woodline Partners LP | 3,777,7983.8M | $82M | 3.01% | — |
| 9 | MARSHALL WACE, LLP | 3,761,4373.8M | $81M | 3.00% | ADD 11% |
| 10 | Siren, L.L.C. | 3,007,0773.0M | $65M | 2.40% | — |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 2,252,3672.3M | $49M | 1.80% | ADD 18% |
| 12 | Fisher Asset Management, LLC | 2,190,4042.2M | $47M | 1.75% | ADD 12% |
| 13 | SAMLYN CAPITAL, LLC | 1,908,4121.9M | $41M | 1.52% | ADD 19% |
| 14 | BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1,654,7541.7M | $36M | 1.32% | — |
| 15 | DIMENSIONAL FUND ADVISORS LP | 1,426,2231.4M | $31M | 1.14% | TRIM -6% |
| 16 | CITADEL ADVISORS LLC | 1,329,9351.3M | $29M | 1.06% | ADD 1170% |
| 17 | Parkman Healthcare Partners LLC | 1,207,2741.2M | $26M | 0.96% | ADD 25% |
| 18 | Logos Global Management LP | 1,200,0001.2M | $26M | 0.96% | NEW |
| 19 | FMR LLC | 1,165,2521.2M | $25M | 0.93% | ADD 3% |
| 20 | MORGAN STANLEY | 1,113,5261.1M | $24M | 0.89% | TRIM -8% |
| 21 | Trails Edge Capital Partners, LP | 1,047,9351.0M | $23M | 0.84% | ADD 14% |
| 22 | GOLDMAN SACHS GROUP INC | 999,786999,786 | $22M | 0.80% | TRIM -14% |
| 23 | Sofinnova Investments, Inc. | 923,086923,086 | $20M | 0.74% | TRIM -16% |
| 24 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 903,638903,638 | $20M | 0.72% | TRIM -7% |
| 25 | NORTHERN TRUST CORP | 840,305840,305 | $18M | 0.67% | ADD 6% |
| 26 | Invesco Ltd. | 820,820820,820 | $18M | 0.65% | ADD 98% |
| 27 | Candriam S.C.A. | 790,613790,613 | $17M | 0.63% | — |
| 28 | Aberdeen Group plc | 769,787769,787 | $17M | 0.61% | ADD 100% |
| 29 | BANK OF AMERICA CORP /DE/ | 646,068646,068 | $14M | 0.52% | TRIM -35% |
| 30 | VANGUARD FIDUCIARY TRUST CO | 582,920582,920 | $13M | 0.47% | NEW |
| 31 | Bank of New York Mellon Corp | 511,166511,166 | $11M | 0.41% | — |
| 32 | Decheng Capital LLC | 477,819477,819 | $10M | 0.38% | TRIM -12% |
| 33 | Soleus Capital Management, L.P. | 451,983451,983 | $10M | 0.36% | TRIM -37% |
| 34 | DAFNA Capital Management LLC | 443,829443,829 | $10M | 0.35% | ADD 3% |
| 35 | JACOBS LEVY EQUITY MANAGEMENT, INC | 430,346430,346 | $9M | 0.34% | TRIM -54% |
| 36 | RENAISSANCE TECHNOLOGIES LLC | 424,700424,700 | $9M | 0.34% | ADD 1199% |
| 37 | BAKER BROS. ADVISORS LP | 415,621415,621 | $9M | 0.33% | ADD 54% |
| 38 | PRINCIPAL FINANCIAL GROUP INC | 413,778413,778 | $9M | 0.33% | — |
| 39 | PDT Partners, LLC | 388,338388,338 | $8M | 0.31% | — |
| 40 | BNP PARIBAS FINANCIAL MARKETS | 381,856381,856 | $8M | 0.30% | TRIM -10% |
| 41 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 379,100379,100 | $8M | 0.30% | — |
| 42 | Hudson Bay Capital Management LP | 356,535356,535 | $8M | 0.28% | ADD 49% |
| 43 | TWO SIGMA INVESTMENTS, LP | 312,690312,690 | $7M | 0.25% | ADD 124% |
| 44 | Public Sector Pension Investment Board | 303,316303,316 | $7M | 0.24% | ADD 3% |
| 45 | UBS Group AG | 288,857288,857 | $6M | 0.23% | TRIM -30% |
| 46 | Connor, Clark & Lunn Investment Management Ltd. | 281,681281,681 | $6M | 0.22% | ADD 39% |
| 47 | D. E. Shaw & Co., Inc. | 259,400259,400 | $6M | 0.21% | ADD 203% |
| 48 | Ensign Peak Advisors, Inc | 252,933252,933 | $5M | 0.20% | NEW |
| 49 | RHUMBLINE ADVISERS | 241,492241,492 | $5M | 0.19% | ADD 6% |
| 50 | Susquehanna Portfolio Strategies, LLC | 239,966239,966 | $5M | 0.19% | — |
| 51 | DIADEMA PARTNERS LP | 238,142238,142 | $5M | 0.19% | NEW |
| 52 | Nuveen, LLC | 221,710221,710 | $5M | 0.18% | ADD 57% |
| 53 | TUDOR INVESTMENT CORP ET AL | 216,311216,311 | $5M | 0.17% | ADD 4% |
| 54 | Patient Square Capital LP | 195,000195,000 | $4M | 0.16% | ADD 15% |
| 55 | Schonfeld Strategic Advisors LLC | 193,561193,561 | $4M | 0.15% | ADD 99% |
| 56 | Legal & General Group Plc | 188,650188,650 | $4M | 0.15% | TRIM -8% |
| 57 | Rock Springs Capital Management LP | 180,000180,000 | $4M | 0.14% | — |
| 58 | Swiss National Bank | 171,296171,296 | $4M | 0.14% | — |
| 59 | AMERIPRISE FINANCIAL INC | 160,082160,082 | $3M | 0.13% | TRIM -29% |
| 60 | UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 158,292158,292 | $3M | 0.13% | ADD 10% |
| 61 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 143,371143,371 | $3M | 0.11% | TRIM -58% |
| 62 | ALLIANCEBERNSTEIN L.P. | 124,085124,085 | $3M | 0.10% | TRIM -7% |
| 63 | Jump Financial, LLC | 135,800135,800 | $3M | 0.11% | NEW |
| 64 | PLATINUM INVESTMENT MANAGEMENT LTD | 134,217134,217 | $3M | 0.11% | — |
| 65 | Point72 Asset Management, L.P. | 129,273129,273 | $3M | 0.10% | TRIM -96% |
| 66 | Rafferty Asset Management, LLC | 115,134115,134 | $2M | 0.09% | ADD 24% |
| 67 | JANE STREET GROUP, LLC | 107,979107,979 | $2M | 0.09% | ADD 132% |
| 68 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 105,776105,776 | $2M | 0.08% | ADD 17% |
| 69 | NEW YORK STATE TEACHERS RETIREMENT SYSTEM | 89,62589,625 | $2M | 0.07% | TRIM -3% |
| 70 | PRUDENTIAL FINANCIAL INC | 87,97387,973 | $2M | 0.07% | ADD 11% |
| 71 | Parallel Advisors, LLC | 86,55786,557 | $2M | 0.07% | — |
| 72 | Tidal Investments LLC | 86,34286,342 | $2M | 0.07% | NEW |
| 73 | AQR CAPITAL MANAGEMENT LLC | 86,29486,294 | $2M | 0.07% | — |
| 74 | Y-Intercept (Hong Kong) Ltd | 86,19286,192 | $2M | 0.07% | NEW |
| 75 | Knott David M Jr | 81,24181,241 | $2M | 0.06% | TRIM -33% |
| 76 | Man Group plc | 80,86680,866 | $2M | 0.06% | NEW |
| 77 | Russell Investments Group, Ltd. | 80,83380,833 | $2M | 0.06% | TRIM -41% |
| 78 | JPMORGAN CHASE & CO | 80,81780,817 | $2M | 0.06% | ADD 11% |
| 79 | PRICE T ROWE ASSOCIATES INC /MD/ | 75,81675,816 | $2M | 0.06% | ADD 29% |
| 80 | Tema ETFs LLC | 75,21375,213 | $2M | 0.06% | ADD 108% |
| 81 | BARCLAYS PLC | 74,97774,977 | $2M | 0.06% | TRIM -93% |
| 82 | DEUTSCHE BANK AG\ | 73,84773,847 | $2M | 0.06% | ADD 18% |
| 83 | CANADA LIFE ASSURANCE Co | 70,51870,518 | $2M | 0.06% | TRIM -5% |
| 84 | Thrivent Financial for Lutherans | 69,87569,875 | $2M | 0.06% | TRIM -13% |
| 85 | Squarepoint Ops LLC | 66,67466,674 | $1M | 0.05% | NEW |
| 86 | Persistent Asset Partners Ltd | 60,20360,203 | $1M | 0.05% | NEW |
| 87 | STATE OF WISCONSIN INVESTMENT BOARD | 59,19759,197 | $1M | 0.05% | — |
| 88 | VANGUARD ASSET MANAGEMENT, Ltd | 55,90855,908 | $1M | 0.04% | NEW |
| 89 | PROFUND ADVISORS LLC | 54,16354,163 | $1M | 0.04% | ADD 37% |
| 90 | Zurcher Kantonalbank (Zurich Cantonalbank) | 51,02451,024 | $1M | 0.04% | ADD 38% |
| 91 | Burkehill Global Management, LP | 50,00050,000 | $1M | 0.04% | — |
| 92 | SECTORAL ASSET MANAGEMENT INC | 45,07045,070 | $1M | 0.04% | TRIM -21% |
| 93 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 47,51147,511 | $1M | 0.04% | ADD 13% |
| 94 | CANTOR FITZGERALD, L. P. | 45,00045,000 | $972,000 | 0.04% | NEW |
| 95 | MetLife Investment Management, LLC | 44,80944,809 | $967,874 | 0.04% | ADD 3% |
| 96 | JANUS HENDERSON GROUP PLC | 42,33842,338 | $916,406 | 0.03% | — |
| 97 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | 42,17042,170 | $910,872 | 0.03% | — |
| 98 | SG Americas Securities, LLC | 42,05542,055 | $908,000 | 0.03% | TRIM -8% |
| 99 | Vanguard Global Advisers, LLC | 41,99641,996 | $907,114 | 0.03% | NEW |
| 100 | State of Alaska, Department of Revenue | 41,86541,865 | $904,000 | 0.03% | TRIM -4% |
† NEW this big is usually a rename.
Ranked by each filer’s own reported value, not shares.
2 holders — The filer reported no value for this line, so it carries no dollar figure and is left out of the percentage and value columns.
| Biggest buyers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD PORTFOLIO MANAGEMENT LLC | +4,272,056 | $92M | OPEN |
| VANGUARD CAPITAL MANAGEMENT LLC | +3,856,725 | $83M | OPEN |
| CITADEL ADVISORS LLC | +1,225,234 | $26M | ADD |
| Logos Global Management LP | +1,200,000 | $26M | OPEN |
| WELLINGTON MANAGEMENT GROUP LLP | +905,007 | $20M | ADD |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| VANGUARD GROUP INC | −7,962,874 | $172M | CLOSE |
| Point72 Asset Management, L.P. | −3,150,727 | $68M | TRIM |
| TORONTO DOMINION BANK | −1,484,699 | $32M | CLOSE |
| BARCLAYS PLC | −1,037,281 | $22M | TRIM |
| FRANKLIN RESOURCES INC | −853,491 | $18M | CLOSE |
Prior quarter split-rebased · 13Fs are long, US-listed only.
| Holder | 2024-Q4 | 2025-Q1 | 2025-Q2 | 2025-Q3 | 2025-Q4 | 2026-Q1 | Latest value |
|---|---|---|---|---|---|---|---|
| GILEAD SCIENCES, INC. | 30.1M | 31.4M | 31.4M | 31.4M | 31.4M | 31.4M | $679M |
| BlackRock, Inc. | 9.7M | 10.9M | 11.5M | 11.8M | 15.0M | 15.2M | $329M |
| WELLINGTON MANAGEMENT GROUP LLP | — | 1.1M | 936K | 1.3M | 5.2M | 6.1M | $132M |
| STATE STREET CORP | 3.0M | 3.7M | 3.6M | 3.4M | 4.6M | 5.4M | $117M |
| SUVRETTA CAPITAL MANAGEMENT, LLC | 576K | 2.6M | 3.7M | 3.7M | 5.2M | 5.0M | $109M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | — | — | — | — | — | 4.3M | $92M |
| VANGUARD CAPITAL MANAGEMENT LLC | — | — | — | — | — | 3.9M | $83M |
| Woodline Partners LP | 3.5M | 5.1M | 4.0M | 3.8M | 3.8M | 3.8M | $82M |
| MARSHALL WACE, LLP | — | 112K | — | — | 3.4M | 3.8M | $81M |
| Siren, L.L.C. | 1.6M | 1.6M | 1.6M | 2.9M | 3.0M | 3.0M | $65M |
| GEODE CAPITAL MANAGEMENT, LLC | 1.2M | 1.4M | 1.6M | 1.6M | 1.9M | 2.3M | $49M |
| Fisher Asset Management, LLC | — | 138K | 88K | 729K | 1.9M | 2.2M | $47M |
| SAMLYN CAPITAL, LLC | — | — | — | — | 1.6M | 1.9M | $41M |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1.5M | 1.6M | 1.4M | 1.4M | 1.7M | 1.7M | $36M |
| DIMENSIONAL FUND ADVISORS LP | 1.7M | 1.7M | 1.7M | 1.5M | 1.5M | 1.4M | $31M |
Green = added, red = trimmed, grey = held; a dash is a quarter with no 13F on file — a gap, not an exit.
Breaks = no 13F that quarter.
Short interest has its own tab now — open SI →
SEC Form 13F · ~10,250 filers, 10y · long-only, US-listed, filed ≤45d after quarter-end.
“On May 27, 2020, Gilead and the Issuer entered into an Option, License and Collaboration Agreement (the "Collaboration Agreement") pursuant to with Gilead obtained an exclusive option to acquire an exclusive license to all of the Issuer's current and future clinical programs during the 10-year collaboration term and, for those programs that enter clinical development prior to the end of the collaboration term, for up to an additional three years thereafter. In addition to the Collaboration Agree”
SEC Schedule 13D/G XML · group aggregate.