Alnylam Pharmaceuticals, Inc.
ALNY- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001178670
No open-market purchases or sales by Alnylam Pharmaceuticals, Inc. insiders were filed in the last 90 days; 794 institutions reported holding it in 13F filings for Q2 2026, worth $40.1B in total; no superinvestor holds it.
13F holders, Q2 2023
Institutional positions in Alnylam Pharmaceuticals, Inc. as of Jun 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 477
- 0 vs. Q1 2023
- Shares held
- 118.6M
- −995.1K (−0.8%) vs. Q1 2023
- Total value
- $22.5B
- −$1.43B (−6.0%) vs. Q1 2023
- New holders
- 54
- 163 more added
- Sold out
- 54
- 156 more reduced
1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ALNY on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 794 | $40.1B |
| Q1 2026 | 793 | $43.4B |
| Q4 2025 | 852 | $52.7B |
| Q3 2025 | 823 | $59.2B |
| Q2 2025 | 653 | $43.1B |
| Q1 2025 | 625 | $34.8B |
| Q4 2024 | 594 | $30.1B |
| Q3 2024 | 569 | $34.1B |
| Q2 2024 | 525 | $29.1B |
| Q1 2024 | 499 | $17.2B |
| Q4 2023 | 501 | $22.4B |
| Q3 2023 | 454 | $20.9B |
| Q2 2023 | 477 | $22.5B |
| Q1 2023 | 478 | $24.0B |
| Q4 2022 | 489 | $28.4B |
| Q3 2022 | 497 | $26.7B |
| Q2 2022 | 424 | $16.6B |
| Q1 2022 | 443 | $18.6B |
| Q4 2021 | 435 | $19.0B |
| Q3 2021 | 407 | $21.1B |
| Q2 2021 | 401 | $19.0B |
| Q1 2021 | 391 | $15.4B |
Institutions, Q2 2023
Shares, value and share of portfolio for each institution holding Alnylam Pharmaceuticals, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| State Board of Administration of Florida Retirement System | 136,560 | $25.9M | 0.06% | −462−0.3% | Reduced |
| Eagle Health Investments LP | 136,756 | $26.0M | 4.86% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 142,119 | $27.0M | 0.03% | −5,969−4.0% | Reduced |
| Tekla Capital Management LLC | 143,214 | $27.2M | 1.06% | 00.0% | Unchanged |
| Voya Investment Management LLC | 147,610 | $28.0M | 0.03% | −25,030−14.5% | Reduced |
| Franklin Resources Inc | 150,370 | $28.6M | 0.01% | −10,425−6.5% | Reduced |
| DekaBank Deutsche Girozentrale | 160,449 | $30.6M | 0.07% | +36,404+29.3% | Added |
| Royal London Asset Management Ltd | 164,238 | $31.2M | 0.10% | +39,467+31.6% | Added |
| Canada Pension Plan Investment Board | 167,498 | $31.8M | 0.05% | −1,700−1.0% | Reduced |
| Squarepoint Ops LLC | 167,623 | $31.8M | 0.18% | +34,395+25.8% | Added |
| Credit Suisse AG | 168,136 | $31.9M | 0.03% | +36,063+27.3% | Added |
| Handelsbanken Fonder AB | 169,644 | $32.2M | 0.17% | −1,645−1.0% | Reduced |
| National Pension Service | 171,985 | $32.9M | 0.05% | +15,755+10.1% | Added |
| CIBC Private Wealth Group, LLC | 174,512 | $33.1M | 0.07% | +53,531+44.2% | Added |
| Rhumbline Advisers | 175,334 | $33.3M | 0.04% | +17,439+11.0% | Added |
| AXA S.A. | 178,799 | $34.0M | 0.11% | +5,033+2.9% | Added |
| Two Sigma Advisers, LP | 193,600 | $36.8M | 0.09% | +38,500+24.8% | Added |
| California State Teachers Retirement System | 198,598 | $37.7M | 0.05% | −4,664−2.3% | Reduced |
| Barclays PLC | 210,145 | $39.9M | 0.03% | +68,550+48.4% | Added |
| State of Wisconsin Investment Board | 221,204 | $42.0M | 0.12% | +38,397+21.0% | Added |
| Two Sigma Investments, LP | 224,669 | $42.7M | 0.11% | +57,323+34.3% | Added |
| California Public Employees Retirement System | 226,279 | $43.0M | 0.04% | −10,834−4.6% | Reduced |
| Polar Capital Holdings Plc | 235,000 | $44.6M | 0.31% | −76,918−24.7% | Reduced |
| Dimensional Fund Advisors LP | 240,990 | $45.8M | 0.01% | +22,511+10.3% | Added |
| Royal Bank of Canada | 246,222 | $46.8M | 0.01% | +30,063+13.9% | Added |
| D. E. Shaw & Co., Inc. | 248,272 | $47.2M | 0.07% | +16,927+7.3% | Added |
| Goldman Sachs Group Inc | 255,893 | $48.6M | 0.01% | +25,707+11.2% | Added |
| Eagle Asset Management Inc | 258,955 | $49.2M | 0.27% | −4,493−1.7% | Reduced |
| Wells Fargo & Company | 259,030 | $49.2M | 0.01% | +14,564+6.0% | Added |
| CI Private Wealth, LLC | 272,529 | $51.8M | 0.12% | −353−0.1% | Reduced |
| First Trust Advisors LP | 276,376 | $52.5M | 0.06% | −153,711−35.7% | Reduced |
| Casdin Capital, LLC | 280,000 | $53.2M | 4.65% | +10,000+3.7% | Added |
| Janus Henderson Group PLC | 291,839 | $55.4M | 0.03% | −7,004−2.3% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 298,629 | $56.7M | 0.04% | −42,338−12.4% | Reduced |
| Candriam Luxembourg S.C.A. | 318,894 | $60.6M | 0.44% | −9,397−2.9% | Reduced |
| Manufacturers Life Insurance Company, The | 326,654 | $62.0M | 0.03% | −10,874−3.2% | Reduced |
| Swedbank AB | 333,942 | $63.4M | 0.11% | 00.0% | Unchanged |
| Rock Springs Capital Management LP | 345,000 | $65.5M | 1.56% | 00.0% | Unchanged |
| Bank of America Corp | 352,343 | $66.9M | 0.01% | −418,862−54.3% | Reduced |
| TD Asset Management Inc | 359,081 | $68.2M | 0.08% | −783−0.2% | Reduced |
| Invesco Ltd. | 390,127 | $74.1M | 0.02% | +22,752+6.2% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 393,441 | $74.7M | 0.17% | −14,493−3.6% | Reduced |
| Charles Schwab Investment Management Inc | 416,144 | $79.0M | 0.02% | +10,781+2.7% | Added |
| American Century Companies Inc | 438,871 | $83.4M | 0.06% | −5,737−1.3% | Reduced |
| Swiss National Bank | 447,600 | $85.0M | 0.06% | −40,700−8.3% | Reduced |
| Deutsche Bank AG | 486,876 | $92.5M | 0.05% | +27,310+5.9% | Added |
| Alliancebernstein L.P. | 550,279 | $104.5M | 0.04% | +14,320+2.7% | Added |
| Nuveen Asset Management, LLC | 552,679 | $105.0M | 0.04% | −56,427−9.3% | Reduced |
| Gilder Gagnon Howe & Co LLC | 598,696 | $113.7M | 1.56% | −22,512−3.6% | Reduced |
| Ameriprise Financial Inc | 625,338 | $118.8M | 0.04% | +422,168+207.8% | Added |
| Loomis Sayles & Co L P | 645,143 | $122.5M | 0.20% | −13,083−2.0% | Reduced |
| Pictet Asset Management SA | 648,546 | $123.2M | 0.15% | +44,471+7.4% | Added |
| Massachusetts Financial Services Co | 672,397 | $127.7M | 0.04% | −93,375−12.2% | Reduced |
| Amundi | 674,768 | $128.0M | 0.06% | +20,988+3.2% | Added |
| Norges Bank | 703,354 | $133.6M | 0.03% | −818,058−53.8% | Reduced |
| UBS Asset Management Americas Inc | 673,878 | $135.0M | 0.07% | 00.0% | Unchanged |
| Northern Trust Corp | 772,470 | $146.7M | 0.03% | +10,886+1.4% | Added |
| Bank of New York Mellon Corp | 775,596 | $147.3M | 0.03% | +221,259+39.9% | Added |
| Legal & General Group Plc | 798,389 | $151.6M | 0.05% | +67,367+9.2% | Added |
| Bellevue Group AG | 899,650 | $170.9M | 2.44% | +16,400+1.9% | Added |
| Avoro Capital Advisors LLC | 1,105,000 | $209.9M | 2.85% | 00.0% | Unchanged |
| RTW Investments, LP | 1,683,362 | $319.7M | 6.09% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 1,802,022 | $341.7M | 0.04% | +63,907+3.7% | Added |
| Morgan Stanley | 1,880,806 | $357.2M | 0.04% | +649,991+52.8% | Added |
| Capital Research Global Investors | 2,354,761 | $447.3M | 0.12% | −84,835−3.5% | Reduced |
| Capital International Investors | 2,880,643 | $547.2M | 0.13% | +651,054+29.2% | Added |
| State Street Corp | 2,892,247 | $549.4M | 0.03% | +37,366+1.3% | Added |
| JPMorgan Chase & Co | 3,132,974 | $595.1M | 0.07% | +38,240+1.2% | Added |
| T. Rowe Price Investment Management, Inc. | 3,237,624 | $615.0M | 0.42% | +206,803+6.8% | Added |
| Dodge & Cox | 3,789,525 | $719.8M | 0.48% | −105,010−2.7% | Reduced |
| Price T Rowe Associates Inc | 3,885,536 | $738.0M | 0.10% | −87,340−2.2% | Reduced |
| Wellington Management Group LLP | 6,067,793 | $1.15B | 0.22% | −85,984−1.4% | Reduced |
| BlackRock Inc. | 8,386,162 | $1.59B | 0.04% | −162,800−1.9% | Reduced |
| Baillie Gifford & Co | 8,392,216 | $1.59B | 1.35% | −246,925−2.9% | Reduced |
| Vanguard Group Inc | 11,626,223 | $2.21B | 0.05% | +18,056+0.2% | Added |
| FMR LLC | 12,492,500 | $2.37B | 0.20% | −678,335−5.2% | Reduced |
| Capital World Investors | 16,497,551 | $3.13B | 0.60% | +21,350+0.1% | Added |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −251,798−100.0% | Sold out |
| Lombard Odier Asset Management (Switzerland) SA | 0 | $0 | 0.00% | −76,103−100.0% | Sold out |
| Tang Capital Management LLC | 0 | $0 | 0.00% | −45,000−100.0% | Sold out |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 0 | $0 | 0.00% | −39,316−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −21,300−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −19,547−100.0% | Sold out |
| Silverarc Capital Management, LLC | 0 | $0 | 0.00% | −14,043−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −13,953−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −13,723−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −12,901−100.0% | Sold out |
| Weiss Multi-Strategy Advisers LLC | 0 | $0 | 0.00% | −8,987−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −8,339−100.0% | Sold out |
| Atom Investors LP | 0 | $0 | 0.00% | −7,533−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −3,425−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| La Banque Postale Asset Management SA | 0 | $0 | 0.00% | −2,536−100.0% | Sold out |
| Illinois Municipal Retirement Fund | 0 | $0 | 0.00% | −2,381−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −2,320−100.0% | Sold out |
| Aureus Asset Management, LLC | 0 | $0 | 0.00% | −2,035−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −1,788−100.0% | Sold out |
| Teza Capital Management LLC | 0 | $0 | 0.00% | −1,735−100.0% | Sold out |
| Truist Financial Corp | 0 | $0 | 0.00% | −1,328−100.0% | Sold out |
| Echo Street Capital Management LLC | 0 | $0 | 0.00% | −1,282−100.0% | Sold out |