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, Q4 2023
Institutional positions in Alnylam Pharmaceuticals, Inc. as of Dec 31, 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
- 501
- +53 vs. Q3 2023
- Shares held
- 117.1M
- −655.2K (−0.6%) vs. Q3 2023
- Total value
- $22.4B
- +$1.57B (+7.5%) vs. Q3 2023
- New holders
- 97
- 166 more added
- Sold out
- 44
- 161 more reduced
6 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding Alnylam Pharmaceuticals, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| National Bank of Canada | 513 | $100.0K | 0.00% | +28+5.8% | Added |
| Northwestern Mutual Wealth Management Co | 526 | $100.7K | 0.00% | +46+9.6% | Added |
| Baystate Wealth Management LLC | 527 | $100.9K | 0.01% | 00.0% | Unchanged |
| 1832 Asset Management L.P. | 545 | $104.3K | 0.00% | 00.0% | Unchanged |
| Spire Wealth Management | 580 | $106.7K | 0.00% | 00.0% | Unchanged |
| Liontrust Investment Partners LLP | 581 | $111.2K | 0.00% | −386−39.9% | Reduced |
| SG Americas Securities, LLC | 660 | $126.0K | 0.00% | −19,176−96.7% | Reduced |
| Itau Unibanco Holding S.A. | 693 | $132.6K | 0.00% | +85+14.0% | Added |
| Clearstead Advisors, LLC | 818 | $156.6K | 0.01% | −700−46.1% | Reduced |
| TD Waterhouse Canada Inc. | 814 | $158.9K | 0.00% | −26−3.1% | Reduced |
| Towarzystwo Funduszy Inwestycyjnych Pzu SA | 850 | $162.7K | 0.07% | +850 | New |
| UniSuper Management Pty Ltd | 900 | $172.3K | 0.00% | 00.0% | Unchanged |
| EntryPoint Capital, LLC | 1,013 | $193.9K | 0.19% | +1,013 | New |
| Avitas Wealth Management LLC | 1,065 | $203.9K | 0.03% | +1,065 | New |
| Crossmark Global Holdings, Inc. | 1,066 | $204.0K | 0.00% | +1,066 | New |
| Fort Sheridan Advisors LLC | 1,078 | $206.3K | 0.04% | +1,078 | New |
| Plante Moran Financial Advisors, LLC | 1,100 | $210.6K | 0.02% | +1,100 | New |
| QRG Capital Management, Inc. | 1,101 | $210.7K | 0.00% | +1,101 | New |
| Peregrine Capital Management LLC | 1,147 | $219.5K | 0.01% | 00.0% | Unchanged |
| Cetera Investment Advisers | 1,170 | $223.9K | 0.00% | +1,170 | New |
| Symmetry Partners, LLC | 1,144 | $224.0K | 0.01% | −187−14.0% | Reduced |
| Signaturefd, LLC | 1,189 | $227.6K | 0.01% | +14+1.2% | Added |
| Weiss Asset Management LP | 1,192 | $228.2K | 0.02% | +1,192 | New |
| Coastline Trust Co | 1,200 | $229.7K | 0.03% | 00.0% | Unchanged |
| Cetera Advisor Networks LLC | 1,220 | $233.5K | 0.00% | −185−13.2% | Reduced |
| Ballentine Partners, LLC | 1,221 | $233.7K | 0.00% | +1,221 | New |
| Lakeview Capital Partners, LLC | 1,230 | $235.4K | 0.04% | −1,323−51.8% | Reduced |
| Kestra Advisory Services, LLC | 1,268 | $242.7K | 0.00% | +1,268 | New |
| Acadian Asset Management LLC | 1,273 | $243.0K | 0.00% | +369+40.8% | Added |
| Humankind Investments LLC | 1,270 | $243.1K | 0.07% | +128+11.2% | Added |
| DCF Advisers, LLC | 1,300 | $248.8K | 0.17% | −500−27.8% | Reduced |
| Marshall Wace, LLP | 1,300 | $248.8K | 0.00% | +1,300 | New |
| Cigna Investments Inc | 1,322 | $253.0K | 0.05% | 00.0% | Unchanged |
| Ellevest, Inc. | 1,348 | $258.0K | 0.02% | −68−4.8% | Reduced |
| Envestnet Portfolio Solutions, Inc. | 1,368 | $261.8K | 0.00% | +89+7.0% | Added |
| Advisors Asset Management, Inc. | 1,373 | $262.8K | 0.01% | +81+6.3% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 1,380 | $264.1K | 0.01% | 00.0% | Unchanged |
| Great Lakes Advisors, LLC | 1,406 | $269.1K | 0.00% | −39−2.7% | Reduced |
| Abbrea Capital, LLC | 1,425 | $273.0K | 0.04% | 00.0% | Unchanged |
| Fox Run Management, L.L.C. | 1,456 | $278.7K | 0.07% | +1,456 | New |
| Forum Financial Management, LP | 1,457 | $278.9K | 0.01% | +1,457 | New |
| Yousif Capital Management, LLC | 1,491 | $285.4K | 0.00% | +45+3.1% | Added |
| High Net Worth Advisory Group LLC | 1,500 | $287.1K | 0.11% | 00.0% | Unchanged |
| Westpac Banking Corp | 1,512 | $289.4K | 0.02% | +566+59.8% | Added |
| North Star Asset Management Inc | 1,515 | $290.0K | 0.01% | 00.0% | Unchanged |
| Mutual of America Capital Management LLC | 1,519 | $290.8K | 0.00% | −168−10.0% | Reduced |
| MQS Management LLC | 1,552 | $297.1K | 0.16% | +327+26.7% | Added |
| Deerfield Management Company, L.P. (Series C) | 1,574 | $301.3K | 0.01% | +1,574 | New |
| Semanteon Capital Management, LP | 1,609 | $308.0K | 0.21% | +1,609 | New |
| Cresset Asset Management, LLC | 1,616 | $309.3K | 0.00% | +1,616 | New |
| Wetherby Asset Management Inc | 1,623 | $310.7K | 0.02% | +326+25.1% | Added |
| Beacon Pointe Advisors, LLC | 1,636 | $313.1K | 0.00% | −55−3.3% | Reduced |
| Systematic Portfolios LLC | 1,636 | $313.1K | 0.95% | +1,636 | New |
| Prelude Capital Management, LLC | 1,656 | $317.0K | 0.03% | +1,656 | New |
| FORA Capital, LLC | 1,705 | $326.4K | 0.03% | +1,705 | New |
| Prime Capital Investment Advisors, LLC | 1,716 | $328.5K | 0.00% | +1,716 | New |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 1,905 | $329.4K | 0.00% | 00.0% | Unchanged |
| Pictet & Cie (Europe) SA | 1,727 | $330.6K | 0.01% | −63−3.5% | Reduced |
| Virtus ETF Advisers LLC | 1,749 | $334.8K | 0.21% | +216+14.1% | Added |
| VELA Investment Management, LLC | 1,818 | $348.0K | 0.14% | −1,599−46.8% | Reduced |
| JGP Global Gestao de Recursos Ltda. | 1,850 | $354.1K | 0.35% | −6−0.3% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 1,855 | $355.1K | 0.03% | +1,855 | New |
| Vident Advisory, LLC | 1,869 | $357.7K | 0.01% | +124+7.1% | Added |
| Janney Montgomery Scott LLC | 1,883 | $360.0K | 0.00% | +1,883 | New |
| American International Group, Inc. | 1,883 | $360.4K | 0.00% | −51−2.6% | Reduced |
| Bridgewater Associates, LP | 1,951 | $373.4K | 0.00% | +65+3.4% | Added |
| Schonfeld Strategic Advisors LLC | 1,953 | $373.8K | 0.00% | −40,154−95.4% | Reduced |
| GTS Securities LLC | 1,966 | $376.3K | 0.01% | +1,966 | New |
| Ossiam | 1,987 | $380.3K | 0.01% | 00.0% | Unchanged |
| O'Shaughnessy Asset Management, LLC | 1,990 | $380.9K | 0.01% | +396+24.8% | Added |
| Sawtooth Solutions, LLC | 1,997 | $382.2K | 0.01% | +375+23.1% | Added |
| Farallon Capital Management, L.L.C. | 2,000 | $382.8K | 0.00% | 00.0% | Unchanged |
| Security National Bank of So Dak | 2,000 | $382.8K | 0.25% | 00.0% | Unchanged |
| Bleakley Financial Group, LLC | 2,026 | $387.8K | 0.01% | +404+24.9% | Added |
| Motley Fool Asset Management LLC | 2,035 | $389.5K | 0.03% | −196−8.8% | Reduced |
| Altfest L J & Co Inc | 2,073 | $397.0K | 0.06% | +475+29.7% | Added |
| Emerald Advisers, LLC | 2,094 | $400.8K | 0.02% | −925−30.6% | Reduced |
| Oracle Alpha Inc. | 2,111 | $404.1K | 0.52% | +2,111 | New |
| Monograph Wealth Advisors, LLC | 2,138 | $409.2K | 0.07% | +12+0.6% | Added |
| New York Life Investment Management LLC | 2,198 | $420.7K | 0.00% | −28−1.3% | Reduced |
| Integrated Wealth Concepts LLC | 2,289 | $438.1K | 0.01% | +15+0.7% | Added |
| Raymond James Financial Services Advisors, Inc. | 2,297 | $439.7K | 0.00% | −41−1.8% | Reduced |
| Ci Investments Inc. | 2,351 | $450.0K | 0.00% | −297−11.2% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 2,399 | $459.1K | 0.00% | +216+9.9% | Added |
| Truist Financial Corp | 2,478 | $474.3K | 0.00% | +2,478 | New |
| Degroof Petercam Asset Management | 2,520 | $482.4K | 0.01% | +2,520 | New |
| Impax Asset Management Group plc | 2,587 | $495.2K | 0.00% | −316−10.9% | Reduced |
| Brinker Capital Investments, LLC | 2,529 | $497.8K | 0.01% | −56−2.2% | Reduced |
| Orion Portfolio Solutions, LLC | 2,529 | $497.8K | 0.01% | −56−2.2% | Reduced |
| Toroso Investments, LLC | 2,621 | $501.7K | 0.01% | +344+15.1% | Added |
| AtonRa Partners | 2,662 | $509.5K | 1.01% | −273−9.3% | Reduced |
| Steel Peak Wealth Management LLC | 2,770 | $530.2K | 0.03% | −1,655−37.4% | Reduced |
| GraniteShares Advisors LLC | 2,790 | $534.0K | 0.48% | −103−3.6% | Reduced |
| Vestcor Inc | 2,793 | $535.0K | 0.02% | −26−0.9% | Reduced |
| Horizon Kinetics Asset Management LLC | 2,880 | $551.3K | 0.01% | −120−4.0% | Reduced |
| Pathstone Holdings, LLC | 2,884 | $552.0K | 0.00% | +2,884 | New |
| Investment Management Corp of Ontario | 2,885 | $552.2K | 0.01% | +2,885 | New |
| Veriti Management LLC | 2,898 | $554.7K | 0.05% | +340+13.3% | Added |
| Simplex Trading, LLC | 2,916 | $558.0K | 0.02% | −3,929−57.4% | Reduced |
| Harbor Capital Advisors, Inc. | 2,938 | $562.4K | 0.11% | +51+1.8% | Added |