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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.

Institutional holdersQ2 2022: 424 institutions
Q1 2021: 391 institutionsQ2 2021: 401 institutionsQ3 2021: 407 institutionsQ4 2021: 435 institutionsQ1 2022: 443 institutionsQ2 2022: 424 institutionsQ3 2022: 497 institutionsQ4 2022: 489 institutionsQ1 2023: 478 institutionsQ2 2023: 477 institutionsQ3 2023: 454 institutionsQ4 2023: 501 institutionsQ1 2024: 499 institutionsQ2 2024: 525 institutionsQ3 2024: 569 institutionsQ4 2024: 594 institutionsQ1 2025: 625 institutionsQ2 2025: 653 institutionsQ3 2025: 823 institutionsQ4 2025: 852 institutionsQ1 2026: 793 institutionsQ2 2026: 794 institutions
Value heldQ2 2022: $16.6B
Q1 2021: $15.4BQ2 2021: $19.0BQ3 2021: $21.1BQ4 2021: $19.0BQ1 2022: $18.6BQ2 2022: $16.6BQ3 2022: $26.7BQ4 2022: $28.4BQ1 2023: $24.0BQ2 2023: $22.5BQ3 2023: $20.9BQ4 2023: $22.4BQ1 2024: $17.2BQ2 2024: $29.1BQ3 2024: $34.1BQ4 2024: $30.1BQ1 2025: $34.8BQ2 2025: $43.1BQ3 2025: $59.2BQ4 2025: $52.7BQ1 2026: $43.4BQ2 2026: $40.1B
Institutions holding ALNY and their total value by quarter
QuarterHoldersValue
Q2 2026794$40.1B
Q1 2026793$43.4B
Q4 2025852$52.7B
Q3 2025823$59.2B
Q2 2025653$43.1B
Q1 2025625$34.8B
Q4 2024594$30.1B
Q3 2024569$34.1B
Q2 2024525$29.1B
Q1 2024499$17.2B
Q4 2023501$22.4B
Q3 2023454$20.9B
Q2 2023477$22.5B
Q1 2023478$24.0B
Q4 2022489$28.4B
Q3 2022497$26.7B
Q2 2022424$16.6B
Q1 2022443$18.6B
Q4 2021435$19.0B
Q3 2021407$21.1B
Q2 2021401$19.0B
Q1 2021391$15.4B

Institutions, Q2 2022

Shares, value and share of portfolio for each institution holding Alnylam Pharmaceuticals, Inc.; share changes are against Q1 2022.

Institutions holding ALNY in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Allspring Global Investments Holdings, LLC39,117$5.70M0.01%−851−2.1%Reduced
Andra AP-fonden42,100$6.14M0.18%+42,100New
Capital International Inc42,163$6.15M0.09%+22,773+117.4%Added
Royal London Asset Management Ltd42,411$6.19M0.03%+851+2.0%Added
Rosenblum Silverman Sutton S F Inc42,606$6.21M2.02%+845+2.0%Added
Sector Gamma AS42,844$6.25M1.40%−16,407−27.7%Reduced
Macquarie Group Ltd42,932$6.26M0.01%−279−0.6%Reduced
Storebrand Asset Management AS45,540$6.64M0.04%−319−0.7%Reduced
Capital International Ltd45,992$6.71M0.50%+24,153+110.6%Added
Zurcher Kantonalbank (Zurich Cantonalbank)46,054$6.72M0.04%+27,645+150.2%Added
Lombard Odier Asset Management (Switzerland) SA46,104$6.72M0.57%−36,934−44.5%Reduced
Integral Health Asset Management, LLC46,966$6.85M1.41%+46,966New
Nicholas Investment Partners, LP47,080$6.87M0.65%−39,084−45.4%Reduced
Allianz Asset Management GmbH49,711$7.25M0.01%+4,783+10.6%Added
HSBC Holdings PLC49,861$7.27M0.01%+2,034+4.3%Added
Great West Life Assurance Co49,984$7.29M0.02%−12,385−19.9%Reduced
Voya Investment Management LLC51,201$7.47M0.02%−7,082−12.2%Reduced
Victory Capital Management Inc51,265$7.48M0.01%−220−0.4%Reduced
Asset Management One Co.,Ltd.51,464$7.51M0.04%+1,231+2.5%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.53,371$7.78M0.03%+8,992+20.3%Added
Korea Investment CORP55,209$8.05M0.02%−6,414−10.4%Reduced
Driehaus Capital Management LLC56,270$8.21M0.13%+1,821+3.3%Added
BNP Paribas Arbitrage, SA57,121$8.33M0.02%−9,579−14.4%Reduced
Parnassus Investments58,038$8.46M0.02%−19,549−25.2%Reduced
Nomura Asset Management Co Ltd60,984$8.89M0.06%−1,926−3.1%Reduced
Public Employees Retirement System of Ohio61,148$8.92M0.04%−2,213−3.5%Reduced
Ikarian Capital, LLC61,237$8.93M3.70%+60,000+4,850.4%Added
Man Group plc–$9.03M0.04%––
Group One Trading, L.P.62,218$9.07M0.26%+38,222+159.3%Added
Susquehanna International Group, LLP63,428$9.25M0.02%−20,319−24.3%Reduced
Balyasny Asset Management LLC63,510$9.26M0.04%+63,510New
Mirae Asset Global Investments Co., Ltd.67,771$9.88M0.03%+2,199+3.4%Added
DekaBank Deutsche Girozentrale69,587$9.98M0.03%+12,419+21.7%Added
Wells Fargo & Company72,808$10.6M0.00%+8,499+13.2%Added
State of New Jersey Common Pension Fund D72,959$10.6M0.04%+1,060+1.5%Added
Rhenman & Partners Asset Management AB75,000$10.9M1.24%−55,000−42.3%Reduced
Bank of Montreal77,081$11.2M0.01%+3,330+4.5%Added
USS Investment Management Ltd77,166$11.3M0.12%−2,796−3.5%Reduced
Eversept Partners, LP78,987$11.5M1.13%+26,116+49.4%Added
Royal Bank of Canada81,103$11.8M0.00%+58,508+258.9%Added
Aviva PLC82,865$12.1M0.06%+9,825+13.5%Added
Treasurer of the State of North Carolina83,987$12.3M0.08%+6,428+8.3%Added
Novo Holdings A/S84,800$12.4M0.61%+59,800+239.2%Added
Skandinaviska Enskilda Banken AB (publ)90,534$13.2M0.10%+53,661+145.5%Added
Formuepleje A/S94,653$13.8M0.85%+94,653New
Pura Vida Investments, LLC95,240$13.9M2.21%+95,240New
Van Eck Associates Corp109,442$16.0M0.04%+9,436+9.4%Added
Credit Suisse AG114,693$16.7M0.02%−4,917−4.1%Reduced
CIBC Private Wealth Group, LLC116,242$17.0M0.04%−4,035−3.4%Reduced
Squarepoint Ops LLC125,100$18.2M0.17%+87,662+234.2%Added
Barclays PLC126,121$18.4M0.02%+46,523+58.4%Added
Tekla Capital Management LLC128,414$18.7M0.74%−30,192−19.0%Reduced
Rhumbline Advisers128,511$18.7M0.03%+12,634+10.9%Added
Jane Street Group, LLC129,852$18.9M0.04%+62,289+92.2%Added
HighTower Advisors, LLC131,302$19.1M0.05%−3,387−2.5%Reduced
D. E. Shaw & Co., Inc.135,923$19.8M0.03%+121,040+813.3%Added
LMR Partners LLP138,373$20.2M0.43%+46,259+50.2%Added
State Board of Administration of Florida Retirement System138,597$20.2M0.05%−6,422−4.4%Reduced
Citigroup Inc139,992$20.4M0.03%+82,983+145.6%Added
Eagle Health Investments LP149,380$21.8M5.08%+18,136+13.8%Added
New York State Common Retirement Fund153,124$22.3M0.03%−33,576−18.0%Reduced
Franklin Resources Inc156,110$22.8M0.01%−35,559−18.6%Reduced
Marshall Wace, LLP165,292$24.1M0.06%+165,292New
Invesco Ltd.168,831$24.6M0.01%−799,924−82.6%Reduced
Adage Capital Partners GP, L.L.C.170,000$24.8M0.06%+97,700+135.1%Added
Handelsbanken Fonder AB172,000$25.1M0.16%+600+0.4%Added
Perceptive Advisors LLC172,991$25.2M0.79%−7,088−3.9%Reduced
Dimensional Fund Advisors LP173,425$25.3M0.01%−7,846−4.3%Reduced
Tobam180,101$26.3M1.65%+24,516+15.8%Added
National Pension Service180,898$26.4M0.05%00.0%Unchanged
AXA S.A.198,458$28.9M0.11%−9,438−4.5%Reduced
California State Teachers Retirement System199,971$29.2M0.05%+758+0.4%Added
Polar Capital Holdings Plc213,079$31.1M0.24%−16,754−7.3%Reduced
California Public Employees Retirement System236,555$34.5M0.03%−9,048−3.7%Reduced
State of Wisconsin Investment Board241,577$35.2M0.09%+124,058+105.6%Added
Bank of America Corp242,097$35.3M0.00%−35,160−12.7%Reduced
Deutsche Bank AG247,247$36.1M0.02%−34,863−12.4%Reduced
Eagle Asset Management Inc261,303$38.1M0.24%+5,366+2.1%Added
Nuveen Asset Management, LLC297,045$43.3M0.02%−64,990−18.0%Reduced
Eaton Vance Management306,751$44.7M0.06%+523+0.2%Added
Rock Springs Capital Management LP332,500$48.5M1.41%00.0%Unchanged
Point72 Asset Management, L.P.333,200$48.6M0.23%+333,200New
Sumitomo Mitsui Trust Holdings, Inc.337,842$49.3M0.04%+15,099+4.7%Added
Candriam Luxembourg S.C.A.343,213$50.1M0.41%+39,560+13.0%Added
Massachusetts Financial Services Co344,289$50.2M0.02%+41,546+13.7%Added
Charles Schwab Investment Management Inc376,297$54.9M0.02%+3,674+1.0%Added
First Trust Advisors LP399,865$58.3M0.07%−2,787−0.7%Reduced
TD Asset Management Inc400,268$58.4M0.07%+7,586+1.9%Added
Swedbank AB439,212$64.1M0.14%+856+0.2%Added
Janus Henderson Group PLC449,713$65.6M0.05%−148,735−24.9%Reduced
Mitsubishi UFJ Trust & Banking Corp474,076$69.1M0.18%+5,624+1.2%Added
Goldman Sachs Group Inc477,374$69.6M0.02%−204,179−30.0%Reduced
Swiss National Bank521,410$76.0M0.05%+3,400+0.7%Added
American Century Companies Inc574,941$83.9M0.07%−556,903−49.2%Reduced
UBS Asset Management Americas Inc593,222$86.5M0.05%−11,943−2.0%Reduced
Artal Group S.A.600,000$87.5M4.87%−50,000−7.7%Reduced
Alliancebernstein L.P.675,007$98.5M0.04%+618,470+1,093.9%Added
Bank of New York Mellon Corp675,155$98.5M0.02%+36,287+5.7%Added
Pictet Asset Management SA680,989$99.3M0.14%+20,049+3.0%Added
Northern Trust Corp736,937$107.5M0.02%−26,403−3.5%Reduced