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 2022
Institutional positions in Alnylam Pharmaceuticals, Inc. as of Jun 30, 2022. 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
- 424
- −10 vs. Q1 2022
- Shares held
- 113.5M
- −129.9K (−0.1%) vs. Q1 2022
- Total value
- $16.6B
- −$2.01B (−10.8%) vs. Q1 2022
- New holders
- 57
- 131 more added
- Sold out
- 67
- 161 more reduced
9 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2022: 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 2022
Shares, value and share of portfolio for each institution holding Alnylam Pharmaceuticals, Inc.; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Gilder Gagnon Howe & Co LLC | 754,575 | $110.1M | 1.96% | −36,649−4.6% | Reduced |
| Legal & General Group Plc | 778,948 | $113.6M | 0.04% | +21,526+2.8% | Added |
| Farallon Capital Management, L.L.C. | 787,910 | $114.9M | 0.67% | −235,963−23.0% | Reduced |
| Casdin Capital, LLC | 805,000 | $117.4M | 9.93% | −195,000−19.5% | Reduced |
| Loomis Sayles & Co L P | 828,079 | $120.8M | 0.22% | −40,669−4.7% | Reduced |
| Amundi | 906,534 | $125.6M | 0.10% | +31,584+3.6% | Added |
| Bellevue Group AG | 1,058,186 | $154.3M | 2.18% | −171,377−13.9% | Reduced |
| Morgan Stanley | 1,128,615 | $164.6M | 0.02% | +279,958+33.0% | Added |
| Norges Bank | 1,284,777 | $187.4M | 0.05% | −10,310−0.8% | Reduced |
| Avoro Capital Advisors LLC | 1,360,000 | $198.4M | 3.92% | +60,000+4.6% | Added |
| Geode Capital Management, LLC | 1,572,703 | $229.1M | 0.03% | +2,420+0.2% | Added |
| Capital International Investors | 1,634,237 | $238.4M | 0.06% | +1,634,237 | New |
| Manufacturers Life Insurance Company, The | 1,655,835 | $241.5M | 0.17% | −95,228−5.4% | Reduced |
| RTW Investments, LP | 1,683,362 | $245.5M | 6.34% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 2,283,637 | $333.1M | 0.05% | −635,378−21.8% | Reduced |
| State Street Corp | 2,988,859 | $435.9M | 0.03% | +79,369+2.7% | Added |
| Dodge & Cox | 5,258,956 | $767.0M | 0.53% | −216,712−4.0% | Reduced |
| Wellington Management Group LLP | 5,812,870 | $847.8M | 0.17% | −1,221,617−17.4% | Reduced |
| Price T Rowe Associates Inc | 6,997,082 | $1.02B | 0.13% | +202,916+3.0% | Added |
| BlackRock Inc. | 7,662,675 | $1.12B | 0.04% | +53,721+0.7% | Added |
| Baillie Gifford & Co | 9,968,434 | $1.45B | 1.49% | −171,295−1.7% | Reduced |
| Capital World Investors | 10,291,012 | $1.50B | 0.32% | +4,291,338+71.5% | Added |
| Vanguard Group Inc | 11,042,438 | $1.61B | 0.05% | +213,294+2.0% | Added |
| FMR LLC | 14,324,749 | $2.09B | 0.21% | −1,720,567−10.7% | Reduced |
| Proequities, Inc. | 0 | $0 | 0.00% | −76−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −799,222−100.0% | Sold out |
| Blackstone Group Inc. | 0 | $0 | 0.00% | −517,391−100.0% | Sold out |
| Deep Track Capital, LP | 0 | $0 | 0.00% | −463,663−100.0% | Sold out |
| Artisan Partners Limited Partnership | 0 | $0 | 0.00% | −117,345−100.0% | Sold out |
| Morningstar Investment Services LLC | 0 | $0 | 0.00% | −83,831−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −73,949−100.0% | Sold out |
| Duquesne Family Office LLCSuperinvestorDuquesne Family Office | 0 | $0 | 0.00% | −63,945−100.0% | Sold out |
| Banco Santander, S.A. | 0 | $0 | 0.00% | −40,000−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −29,380−100.0% | Sold out |
| Sphera Funds Management Ltd. | 0 | $0 | 0.00% | −24,768−100.0% | Sold out |
| Prosight Management, LP | 0 | $0 | 0.00% | −22,704−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −21,496−100.0% | Sold out |
| Vident Investment Advisory, LLC | 0 | $0 | 0.00% | −12,161−100.0% | Sold out |
| Bamco Inc | 0 | $0 | 0.00% | −11,500−100.0% | Sold out |
| Cookson Peirce & Co Inc | 0 | $0 | 0.00% | −10,403−100.0% | Sold out |
| Endurant Capital Management LP | 0 | $0 | 0.00% | −10,379−100.0% | Sold out |
| Natixis Advisors, L.P. | 0 | $0 | 0.00% | −10,359−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −6,951−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −6,700−100.0% | Sold out |
| Connectus Wealth, LLC | 0 | $0 | 0.00% | −6,200−100.0% | Sold out |
| Blueshift Asset Management, LLC | 0 | $0 | 0.00% | −5,506−100.0% | Sold out |
| AGF Investments LLC | 0 | $0 | 0.00% | −5,434−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −5,291−100.0% | Sold out |
| Choate Investment Advisors | 0 | $0 | 0.00% | −3,961−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −3,862−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −3,806−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −3,420−100.0% | Sold out |
| Kornitzer Capital Management Inc | 0 | $0 | 0.00% | −3,360−100.0% | Sold out |
| Cambridge Investment Research Advisors, Inc. | 0 | $0 | 0.00% | −3,285−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −3,046−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −2,594−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −2,554−100.0% | Sold out |
| Foundations Investment Advisors, LLC | 0 | $0 | 0.00% | −2,371−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −2,404−100.0% | Sold out |
| Advisory Research Inc | 0 | $0 | 0.00% | −2,339−100.0% | Sold out |
| Echo Street Capital Management LLC | 0 | $0 | 0.00% | −2,101−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −1,938−100.0% | Sold out |
| IBM Retirement Fund | 0 | $0 | 0.00% | −1,886−100.0% | Sold out |
| Western Wealth Management, LLC | 0 | $0 | 0.00% | −1,838−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −1,764−100.0% | Sold out |
| Yousif Capital Management, LLC | 0 | $0 | 0.00% | −1,751−100.0% | Sold out |
| New York Life Investments Alternatives | 0 | $0 | 0.00% | −1,669−100.0% | Sold out |
| ProVise Management Group, LLC | 0 | $0 | 0.00% | −1,598−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −1,497−100.0% | Sold out |
| Baird Financial Group, Inc. | 0 | $0 | 0.00% | −1,379−100.0% | Sold out |
| Symmetry Partners, LLC | 0 | $0 | 0.00% | −1,331−100.0% | Sold out |
| Wetherby Asset Management Inc | 0 | $0 | 0.00% | −1,313−100.0% | Sold out |
| Voya Financial Advisors, Inc. | 0 | $0 | 0.00% | −1,270−100.0% | Sold out |
| Cigna Investments Inc | 0 | $0 | 0.00% | −1,270−100.0% | Sold out |
| Belpointe Asset Management LLC | 0 | $0 | 0.00% | −670−100.0% | Sold out |
| Cowen and Company, LLC | 0 | $0 | 0.00% | −436−100.0% | Sold out |
| Harvest Fund Management Co., Ltd | 0 | $0 | 0.00% | −342−100.0% | Sold out |
| Koshinski Asset Management, Inc. | 0 | $0 | 0.00% | −235−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Riverview Trust Co | 0 | $0 | 0.00% | −94−100.0% | Sold out |
| Lumature Wealth Partners, LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| TCWP LLC | 0 | $0 | 0.00% | −28−100.0% | Sold out |
| Tarbox Family Office, Inc. | 0 | $0 | 0.00% | −20−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Sutton Wealth Advisors Inc. | 0 | $0 | 0.00% | −8−100.0% | Sold out |
| Kayne Anderson Rudnick Investment Management LLC | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| Prospera Financial Services Inc | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| Corbenic Partners LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Capital Advisors, Ltd. LLC | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Ellis Investment Partners, LLC | 0 | $0 | 0.00% | −11−100.0% | Sold out |
| Cordant, Inc. | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Parametric Portfolio Associates LLC | – | – | – | – | Not filed |
| Teachers Retirement System of the State of Kentucky | – | – | – | – | Not filed |
| Majedie Asset Management Ltd | – | – | – | – | Not filed |
| Susquehanna Fundamental Investments, LLC | – | – | – | – | Not filed |
| Amalgamated Financial Corp. | – | – | – | – | Not filed |
| NN Investment Partners Holdings N.V. | – | – | – | – | Not filed |
| IndexIQ Advisors LLC | – | – | – | – | Not filed |
| Astrantus Ltd | – | – | – | – | Not filed |
| Nauset Wealth Management. LLC | – | – | – | – | Not filed |