Who owns Alnylam Pharmaceuticals?
- Ticker: ALNY
- CUSIP Number: 02043Q107
Tip: Access positions for across all investors
Analyze quarterly positions in Alnylam Pharmaceuticals with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of Alnylam Pharmaceuticals stock
Who bought or sold Alnylam Pharmaceuticals this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| FMR | 17M | $7.6B | 6% | Sep 2025 |
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| Capital World Investors | 16M | $6.5B | -1% | Dec 2025 |
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| Vanguard Group | 14M | $5.4B | 0% | Dec 2025 |
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| BlackRock | 10M | $4.1B | 5% | Dec 2025 |
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| Capital Research Global Investors | 6.8M | $2.7B | -6% | Dec 2025 |
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| Jpmorgan Chase & Co | 4.5M | $2.1B | 100% | Sep 2025 |
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| State Street Corporation | 3.2M | $1.3B | 5% | Dec 2025 |
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| Geode Capital Management | 2.7M | $1.1B | 6% | Dec 2025 |
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| Baillie Gifford & Co | 2.6M | $1.0B | -7% | Dec 2025 |
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| Norges Bank Investment Management | 2.3M | $896M | 100% | Dec 2025 |
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| Invesco | 2.2M | $861M | 46% | Dec 2025 |
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| Dodge & Cox | 2.0M | $781M | -15% | Dec 2025 |
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| Wellington Management Company | 1.8M | $833M | -12% | Sep 2025 |
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| T. Rowe Price Investment Management | 1.8M | $697M | -19% | Dec 2025 |
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| Orbis Allan Gray | 1.6M | $644M | -17% | Dec 2025 |
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| American Century Companies | 1.5M | $591M | -10% | Dec 2025 |
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| Arrowstreet Capital, Limited Partnership | 1.1M | $448M | -17% | Dec 2025 |
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| Susquehanna International | 1.0M | $398M | -42% | Dec 2025 |
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| Legal & General Group | 962k | $382M | 8% | Dec 2025 |
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| Two Sigma Advisers | 893k | $407M | 235% | Sep 2025 |
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| Northern Trust | 858k | $341M | 3% | Dec 2025 |
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| UBS Group | 845k | $336M | 68% | Dec 2025 |
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| Franklin Resources | 788k | $313M | 10% | Dec 2025 |
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| Qube Research & Technologies | 775k | $308M | -5% | Dec 2025 |
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| AQR Capital Management | 744k | $336M | 295% | Sep 2025 |
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| Deutsche Bank Aktiengesellschaft | 722k | $287M | 18% | Dec 2025 |
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| Ubs Global Asset Management Americas | 652k | $259M | -8% | Dec 2025 |
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| Charles Schwab Investment Management | 648k | $258M | 5% | Dec 2025 |
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| Federated Investors | 628k | $250M | 14% | Dec 2025 |
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| Wells Fargo & Company | 628k | $250M | 109% | Dec 2025 |
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| Amundi | 609k | $242M | 58% | Dec 2025 |
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| ClearBridge Advisors | 597k | $237M | -4% | Dec 2025 |
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| Two Sigma Investments | 596k | $272M | 74% | Sep 2025 |
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| Millennium Management | 587k | $268M | 329% | Sep 2025 |
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| Nuveen | 566k | $225M | -4% | Dec 2025 |
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| Marshall Wace | 550k | $219M | 8% | Dec 2025 |
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| Bank of New York Mellon | 504k | $201M | 20% | Dec 2025 |
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| Massachusetts Financial Services | 495k | $197M | 39% | Dec 2025 |
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| Loomis, Sayles and | 489k | $194M | -2% | Dec 2025 |
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| Bellevue Group | 446k | $177M | 0% | Dec 2025 |
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| Goodman & Company, Investment Counsel | 440k | $175M | -4% | Dec 2025 |
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| Royal Bank of Canada | 437k | $199M | 1% | Sep 2025 |
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| Squarepoint Ops | 428k | $170M | 149% | Dec 2025 |
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| Jacobs Levy Equity Management | 401k | $160M | -2% | Dec 2025 |
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| Bnp Paribas Arbitrage, Snc | 389k | $155M | 154% | Dec 2025 |
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| Raymond James Financial | 389k | $155M | 3% | Dec 2025 |
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| Jane Street | 387k | $154M | -63% | Dec 2025 |
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| Goldman Sachs Group | 375k | $149M | -30% | Dec 2025 |
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| Rockefeller Capital Management | 360k | $143M | 8127% | Dec 2025 |
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| Swiss National Bank | 359k | $143M | -4% | Dec 2025 |
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| KBC Group NV | 348k | $137M | 80% | Dec 2025 |
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| Worldquant Millennium Quantitative Strategies | 343k | $137M | 56% | Dec 2025 |
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| Citadel Advisors | 341k | $156M | -51% | Sep 2025 |
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| Gilder, Gagnon, Howe & Co | 329k | $150M | -2% | Sep 2025 |
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| Sumitomo Mitsui Trust Holdings | 328k | $130M | 4% | Dec 2025 |
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| Pictet Asset Management Holding SA | 316k | $126M | -18% | Dec 2025 |
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| Dimensional Fund Advisors | 302k | $120M | 25% | Dec 2025 |
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| Barclays | 296k | $118M | 213% | Dec 2025 |
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| OrbiMed Advisors | 289k | $115M | -4% | Dec 2025 |
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| Hudson Bay Capital Management | 285k | $113M | 2928% | Dec 2025 |
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| Allspring Global Investments Holdings | 279k | $112M | -10% | Dec 2025 |
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| Jennison Associates | 278k | $111M | -9% | Dec 2025 |
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| Congress Asset Management | 269k | $107M | 127% | Dec 2025 |
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| TD Asset Management | 269k | $107M | -14% | Dec 2025 |
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| First Trust Advisors | 257k | $102M | 22% | Dec 2025 |
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| Royal London Asset Management | 253k | $101M | -2% | Dec 2025 |
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| Polar Capital Holdings | 241k | $96M | -4% | Dec 2025 |
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| Thomas Stevens, CFA" | 240k | $108M | 51% | Dec 2025 |
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| CalPERS | 237k | $94M | 3% | Dec 2025 |
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| D. E. Shaw & Co | 232k | $106M | 111% | Sep 2025 |
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| Candriam Luxembourg S.C.A. | 224k | $89M | 6% | Dec 2025 |
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| Victory Capital Management | 221k | $88M | 22% | Dec 2025 |
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| FengHe Fund Management Pte | 219k | $87M | 100% | Dec 2025 |
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| ProShare Advisors | 211k | $84M | 4458% | Dec 2025 |
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| California State Teachers Retirement System | 202k | $80M | -1% | Dec 2025 |
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| Atlantic Trust | 200k | $80M | -6% | Dec 2025 |
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| Ing Investment Management | 199k | $79M | -47% | Dec 2025 |
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| Rhumbline Advisers | 195k | $78M | -1% | Dec 2025 |
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| Korea Investment Corporation | 190k | $76M | -4% | Dec 2025 |
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| Ameriprise Financial | 181k | $72M | -20% | Dec 2025 |
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| National Pension Service | 168k | $67M | -5% | Dec 2025 |
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| Russell Investments | 166k | $66M | -15% | Dec 2025 |
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| Voloridge Investment Management | 161k | $64M | -55% | Dec 2025 |
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| SCS Capital Management | 150k | $60M | -1% | Dec 2025 |
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| 683 Capital Management | 145k | $58M | 7% | Dec 2025 |
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| Robeco Institutional Asset Management B V | 145k | $58M | 28% | Dec 2025 |
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| Man Group | 144k | $57M | 101% | Dec 2025 |
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| Mitsubishi UFJ Asset Management | 139k | $56M | 15% | Dec 2025 |
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| Canada Pension Plan Investment Board | 136k | $62M | 284% | Sep 2025 |
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| Handelsbanken Fonder AB | 136k | $54M | -12% | Dec 2025 |
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| Henderson Group | 136k | $62M | 100% | Sep 2025 |
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| Fil | 136k | $62M | -8% | Sep 2025 |
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| Standard Life Aberdeen | 133k | $53M | -16% | Dec 2025 |
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| Universal- Beteiligungs- und Servicegesellschaft mbH | 125k | $49M | 13% | Dec 2025 |
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| Envestnet Asset Management | 121k | $48M | 1% | Dec 2025 |
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| Capital International Sarl | 119k | $48M | -8% | Dec 2025 |
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| Neuberger Berman Group | 115k | $46M | -12% | Dec 2025 |
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| Florida State Board of Administration | 115k | $46M | -2% | Dec 2025 |
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| DekaBank Deutsche Girozentrale | 113k | $18M | 0% | Dec 2025 |
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| Sei Investments | 111k | $44M | 18% | Dec 2025 |
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| Aviva | 111k | $44M | 7% | Dec 2025 |
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| Bnp Paribas Investment Partners | 110k | $44M | 239% | Dec 2025 |
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| HighTower Advisors | 107k | $42M | -4% | Dec 2025 |
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| Farallon Capital Management | 100k | $40M | 0% | Dec 2025 |
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| Nomura Asset Management | 94k | $38M | 5% | Dec 2025 |
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| Westfield Capital Management Company | 93k | $37M | 6% | Dec 2025 |
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| SG Americas Securities | 91k | $36M | 185% | Dec 2025 |
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| Zurcher Kantonalbank | 90k | $36M | 119% | Dec 2025 |
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| Bridgewater Associates | 86k | $34M | 152% | Dec 2025 |
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| Mirae Asset Global Etfs Holdings | 80k | $32M | 651% | Dec 2025 |
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| Mitsubishi UFJ Trust & Banking Corp | 79k | $32M | 2% | Dec 2025 |
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| Casdin Capital | 75k | $30M | 36% | Dec 2025 |
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| Hsbc Holdings | 73k | $33M | -11% | Sep 2025 |
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| Rock Springs Capital Management | 71k | $28M | -4% | Dec 2025 |
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| Fiera Capital Corporation | 71k | $28M | 31% | Dec 2025 |
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| Soleus Capital Management | 70k | $28M | 359% | Dec 2025 |
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| Schroder Investment Management Group | 68k | $27M | 529% | Dec 2025 |
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| Deerfield Management Company | 68k | $27M | 0% | Dec 2025 |
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| Capital International | 68k | $27M | -13% | Dec 2025 |
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| Danske Bank A/s | 67k | $27M | 17% | Dec 2025 |
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| National Bank Of Canada /fi/ | 66k | $26M | 6842% | Dec 2025 |
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| Skandinaviska Enskilda Banken AB | 66k | $26M | -17% | Dec 2025 |
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| State of Wisconsin Investment Board | 66k | $26M | -4% | Dec 2025 |
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| Diam | 65k | $26M | -6% | Dec 2025 |
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| Ieq Capital | 65k | $26M | 4% | Dec 2025 |
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| New York State Common Retirement Fund | 64k | $26M | 0% | Dec 2025 |
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| Manufacturers Life Insurance Company | 63k | $25M | -6% | Dec 2025 |
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| Nomura Holdings | 63k | $25M | -2% | Dec 2025 |
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| Swedbank AB | 62k | $25M | -3% | Dec 2025 |
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| AXA Investment Managers | 62k | $28M | 100% | Sep 2025 |
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| Driehaus Capital Management | 61k | $28M | -23% | Sep 2025 |
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| Integral Health Asset Management | 60k | $24M | 0% | Dec 2025 |
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| Capital International | 60k | $24M | -21% | Dec 2025 |
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| LMR Partners | 59k | $24M | 100% | Dec 2025 |
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| Ensign Peak Advisors | 58k | $23M | -14% | Dec 2025 |
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| Great-West Life Assurance Company | 58k | $23M | -38% | Dec 2025 |
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| Treasurer of the State of North Carolina | 53k | $21M | -5% | Dec 2025 |
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| Wolverine Trading | 52k | $23M | 59% | Sep 2025 |
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| Caisse de depot et placement du Quebec | 52k | $21M | 189% | Dec 2025 |
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| Peak6 | 51k | $20M | -3% | Dec 2025 |
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| Klp Kapitalforvaltning As | 50k | $20M | 3% | Dec 2025 |
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| Mirae Asset Global Investments | 50k | $20M | 703% | Dec 2025 |
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| Frontier Capital Management | 49k | $19M | -59% | Dec 2025 |
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| Andra AP-fonden | 49k | $19M | 134% | Dec 2025 |
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| Van Eck Associates Corp. | 48k | $19M | 17% | Dec 2025 |
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| Antipodes Partners | 48k | $19M | 50% | Dec 2025 |
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| Allianz Asset Management | 48k | $19M | -55% | Dec 2025 |
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| Parkman Healthcare Partners | 48k | $19M | -46% | Dec 2025 |
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| Intech Investment Management | 47k | $19M | 704% | Dec 2025 |
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| Forsta Ap-fonden | 46k | $19M | 66% | Dec 2025 |
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| LPL Financial | 46k | $18M | -5% | Dec 2025 |
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| Alliancebernstein | 44k | $20M | -35% | Sep 2025 |
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| Groupama Asset Managment | 36k | $14M | -99% | Dec 2025 |
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| Lord, Abbett & Co | 35k | $14M | -47% | Dec 2025 |
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| Eventide Asset Management | 34k | $14M | -67% | Dec 2025 |
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| Palo Alto Investors | 32k | $15M | -57% | Sep 2025 |
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| PanAgora Asset Management | 31k | $12M | -51% | Dec 2025 |
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| Assenagon Asset Management | 26k | $10M | -68% | Dec 2025 |
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| Macquarie Group | 25k | $10M | -96% | Dec 2025 |
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| Balyasny Asset Management | 11k | $5.0M | -91% | Sep 2025 |
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| Woodline Partners | 1.8k | $700k | -98% | Dec 2025 |
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Who sold out of Alnylam Pharmaceuticals?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Regeneron Pharmaceuticals | Sep 2025 | 1.4M | $635M |
| Susquehanna Advisors Group | Sep 2025 | 562k | $256M |
| Hrt Financial | Sep 2025 | 291k | $133M |
| Adage Capital Partners GP | Jun 2025 | 84k | $28M |
| Aquatic Capital Management | Sep 2025 | 84k | $38M |
| Jain Global | Sep 2025 | 78k | $36M |
| Partner Fund Management | Jun 2025 | 72k | $24M |