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 |
|---|---|---|---|---|---|
| KBC Group NV | 14,120 | $2.68M | 0.01% | −13,886−49.6% | Reduced |
| Nissay Asset Management Corp | 14,236 | $2.70M | 0.02% | −280−1.9% | Reduced |
| Sabadell Asset Management, S.A S.G.I.I.C | 14,642 | $2.78M | 0.58% | −1,029−6.6% | Reduced |
| LPL Financial LLC | 14,875 | $2.83M | 0.00% | +165+1.1% | Added |
| Xponance, Inc. | 14,875 | $2.83M | 0.04% | −1,963−11.7% | Reduced |
| Karani Asset Management LLC | 15,245 | $2.90M | 2.92% | −471−3.0% | Reduced |
| Point72 Middle East FZE | 15,407 | $2.93M | 0.16% | +15,407 | New |
| Public Employees Retirement Association of Colorado | 15,690 | $2.98M | 0.01% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 15,704 | $2.98M | 0.00% | +96+0.6% | Added |
| EFG Asset Management (Americas) Corp. | 15,735 | $2.99M | 0.69% | +556+3.7% | Added |
| Efg Capital International Corp. | 15,735 | $2.99M | 0.69% | +15,735 | New |
| Artia Global Partners LP | 15,971 | $3.03M | 1.05% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 16,595 | $3.15M | 0.01% | −2,052−11.0% | Reduced |
| Federation des caisses Desjardins du Quebec | 17,206 | $3.27M | 0.03% | −10,069−36.9% | Reduced |
| Mariner, LLC | 17,835 | $3.39M | 0.01% | −1,531−7.9% | Reduced |
| Envestnet Asset Management Inc | 18,843 | $3.58M | 0.00% | +3,477+22.6% | Added |
| Capital Group Investment Management Pte. Ltd. | 19,468 | $3.70M | 0.18% | 00.0% | Unchanged |
| Guggenheim Capital LLC | 19,666 | $3.74M | 0.03% | −320−1.6% | Reduced |
| CWM Advisors, LLC | 19,859 | $3.77M | 0.46% | +3,404+20.7% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 20,406 | $3.88M | 0.02% | +460+2.3% | Added |
| Utah Retirement Systems | 21,225 | $4.03M | 0.06% | −600−2.7% | Reduced |
| Principal Financial Group Inc | 21,662 | $4.11M | 0.00% | +678+3.2% | Added |
| Kornitzer Capital Management Inc | 22,000 | $4.18M | 0.08% | +22,000 | New |
| Tredje AP-fonden | 22,368 | $4.25M | 0.06% | −3,720−14.3% | Reduced |
| Standard Life Aberdeen plc | 23,584 | $4.48M | 0.01% | +130+0.6% | Added |
| IFM Investors Pty Ltd | 24,377 | $4.63M | 0.06% | +575+2.4% | Added |
| Forsta Ap-Fonden | 24,900 | $4.73M | 0.05% | −900−3.5% | Reduced |
| DnB Asset Management AS | 25,314 | $4.81M | 0.03% | +1,996+8.6% | Added |
| Banque Pictet & Cie SA | 26,578 | $5.05M | 0.04% | +21,471+420.4% | Added |
| Aigen Investment Management, LP | 26,604 | $5.05M | 0.75% | +11,978+81.9% | Added |
| Robeco Institutional Asset Management B.V. | 27,143 | $5.16M | 0.01% | −25,615−48.6% | Reduced |
| Wealthfront Advisers LLC | 27,646 | $5.25M | 0.02% | −6,667−19.4% | Reduced |
| Russell Investments Group, Ltd. | 27,553 | $5.25M | 0.01% | −545−1.9% | Reduced |
| Allspring Global Investments Holdings, LLC | 27,889 | $5.30M | 0.01% | −6,492−18.9% | Reduced |
| Sector Gamma AS | 28,067 | $5.33M | 1.19% | +678+2.5% | Added |
| EFG Asset Management (North America) Corp. | 28,151 | $5.35M | 1.15% | +416+1.5% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 28,515 | $5.42M | 0.07% | −1,400−4.7% | Reduced |
| Erste Asset Management GmbH | 28,510 | $5.45M | 0.10% | 00.0% | Unchanged |
| Segantii Capital Management Ltd | 28,800 | $5.47M | 0.33% | +28,800 | New |
| Tri Locum Partners LP | 29,506 | $5.60M | 2.09% | +29,506 | New |
| Citadel Advisors LLC | 29,563 | $5.62M | 0.01% | −74,773−71.7% | Reduced |
| SEI Investments Co | 29,763 | $5.65M | 0.01% | +2,473+9.1% | Added |
| Sectoral Asset Management Inc | 29,826 | $5.67M | 0.94% | +3,256+12.3% | Added |
| STRS Ohio | 30,000 | $5.70M | 0.02% | +25,472+562.5% | Added |
| USS Investment Management Ltd | 30,025 | $5.71M | 0.07% | 00.0% | Unchanged |
| Mackenzie Financial Corp | 30,096 | $5.71M | 0.01% | +4,299+16.7% | Added |
| HSBC Holdings PLC | 30,677 | $5.83M | 0.01% | −8,617−21.9% | Reduced |
| Toronto Dominion Bank | 30,862 | $5.86M | 0.01% | −3,317−9.7% | Reduced |
| Teacher Retirement System of Texas | 32,266 | $6.13M | 0.04% | +3,479+12.1% | Added |
| Arizona State Retirement System | 33,820 | $6.42M | 0.05% | −1,947−5.4% | Reduced |
| LMR Partners LLP | 34,695 | $6.59M | 0.15% | +13,551+64.1% | Added |
| Brown Advisory Inc | 35,588 | $6.76M | 0.01% | +4,290+13.7% | Added |
| Jane Street Group, LLC | 36,642 | $6.96M | 0.01% | −36,227−49.7% | Reduced |
| Rosenblum Silverman Sutton S F Inc | 37,153 | $7.06M | 2.33% | −390−1.0% | Reduced |
| BNP Paribas Arbitrage, SA | 38,581 | $7.33M | 0.01% | −32,502−45.7% | Reduced |
| Korea Investment CORP | 38,915 | $7.39M | 0.02% | +1,656+4.4% | Added |
| Driehaus Capital Management LLC | 39,038 | $7.41M | 0.09% | +2,778+7.7% | Added |
| Sphera Funds Management Ltd. | 40,000 | $7.60M | 1.63% | +40,000 | New |
| Worldquant Millennium Advisors LLC | 40,287 | $7.65M | 0.13% | +21,949+119.7% | Added |
| Andra AP-fonden | 40,500 | $7.69M | 0.19% | −4,700−10.4% | Reduced |
| Storebrand Asset Management AS | 40,636 | $7.72M | 0.04% | −977−2.3% | Reduced |
| Rafferty Asset Management, LLC | 43,553 | $8.27M | 0.05% | +5,362+14.0% | Added |
| Rhenman & Partners Asset Management AB | 45,000 | $8.55M | 0.90% | −31,000−40.8% | Reduced |
| Macquarie Group Ltd | 45,024 | $8.55M | 0.01% | −705−1.5% | Reduced |
| Great West Life Assurance Co | 44,937 | $8.59M | 0.02% | +1,928+4.5% | Added |
| CWM, LLC | 45,374 | $8.62M | 0.05% | +43,648+2,528.9% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 46,499 | $8.83M | 0.02% | +2,609+5.9% | Added |
| Ensign Peak Advisors, Inc | 47,320 | $8.99M | 0.02% | +7,745+19.6% | Added |
| Asset Management One Co.,Ltd. | 49,405 | $9.38M | 0.04% | +1,027+2.1% | Added |
| Man Group plc | 50,679 | $9.63M | 0.03% | – | – |
| Integral Health Asset Management, LLC | 52,000 | $9.88M | 1.30% | +32,000+160.0% | Added |
| Teachers Retirement System of the State of Kentucky | 52,091 | $9.89M | 0.10% | −10,362−16.6% | Reduced |
| Capital International Inc | 57,847 | $11.0M | 0.20% | +6,555+12.8% | Added |
| Mirae Asset Global Investments Co., Ltd. | 58,451 | $11.1M | 0.02% | −7,483−11.3% | Reduced |
| Public Employees Retirement System of Ohio | 60,258 | $11.4M | 0.05% | −5,091−7.8% | Reduced |
| Victory Capital Management Inc | 60,493 | $11.5M | 0.01% | −377−0.6% | Reduced |
| Citigroup Inc | 61,204 | $11.6M | 0.01% | −17,657−22.4% | Reduced |
| Bank of Montreal | 59,504 | $12.2M | 0.01% | +1,776+3.1% | Added |
| Nomura Asset Management Co Ltd | 66,213 | $12.6M | 0.06% | −1,085−1.6% | Reduced |
| UBS Group AG | 73,543 | $14.0M | 0.01% | +33,439+83.4% | Added |
| State of New Jersey Common Pension Fund D | 73,793 | $14.0M | 0.05% | 00.0% | Unchanged |
| Voloridge Investment Management, LLC | 74,858 | $14.2M | 0.07% | −66,530−47.1% | Reduced |
| Millennium Management LLC | 74,980 | $14.2M | 0.02% | +51,606+220.8% | Added |
| Van Eck Associates Corp | 77,968 | $14.8M | 0.03% | −3,313−4.1% | Reduced |
| International Biotechnology Trust PLC | 81,600 | $15.5M | 4.72% | +35,000+75.1% | Added |
| Clearbridge Investments, LLC | 83,185 | $15.8M | 0.01% | +6,911+9.1% | Added |
| Capital International Sarl | 84,399 | $16.0M | 0.72% | +7,309+9.5% | Added |
| Treasurer of the State of North Carolina | 86,917 | $16.5M | 0.09% | −1,560−1.8% | Reduced |
| Susquehanna International Group, LLP | 89,530 | $17.0M | 0.03% | −24,871−21.7% | Reduced |
| Neuberger Berman Group LLC | 89,849 | $17.1M | 0.02% | +397+0.4% | Added |
| Nicholas Investment Partners, LP | 90,351 | $17.2M | 1.17% | 00.0% | Unchanged |
| Assenagon Asset Management S.A. | 90,862 | $17.3M | 0.07% | −124,329−57.8% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 92,821 | $17.6M | 0.12% | −33,699−26.6% | Reduced |
| Capital International Ltd | 93,581 | $17.8M | 1.00% | 00.0% | Unchanged |
| APG Asset Management N.V. | 108,448 | $18.9M | 0.04% | −6,976−6.0% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 101,542 | $19.3M | 0.06% | −13,353−11.6% | Reduced |
| FIL Ltd | 106,438 | $20.2M | 0.02% | −22,373−17.4% | Reduced |
| Tobam | 108,628 | $20.6M | 1.56% | −18,132−14.3% | Reduced |
| Novo Holdings A/S | 118,383 | $22.5M | 1.74% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 125,786 | $23.9M | 0.05% | +226+0.2% | Added |