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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
Standard Life Aberdeen plc10,801$1.57M0.00%−222−2.0%Reduced
Schroder Investment Management Group10,823$1.57M0.00%+891+9.0%Added
Edgestream Partners, L.P.10,785$1.57M0.12%+6,783+169.5%Added
Nisa Investment Advisors, LLC10,733$1.56M0.01%+2,950+37.9%Added
ExodusPoint Capital Management, LP10,663$1.55M0.02%+10,663New
Ameriprise Financial Inc10,485$1.53M0.00%−2,167−17.1%Reduced
Privium Fund Management B.V.10,500$1.53M0.52%+5,000+90.9%Added
MML Investors Services, LLC9,915$1.45M0.01%+654+7.1%Added
Stifel Financial Corp9,584$1.40M0.00%−2,592−21.3%Reduced
Twin Tree Management, LP9,440$1.38M0.03%−22,344−70.3%Reduced
L & S Advisors Inc9,330$1.36M0.23%+9,330New
Daiwa Securities Group Inc.9,265$1.35M0.01%+312+3.5%Added
Maryland State Retirement & Pension System9,099$1.33M0.04%00.0%Unchanged
Bokf, NA8,882$1.30M0.02%+8,882New
Jacobs Levy Equity Management, Inc8,604$1.25M0.01%−22,670−72.5%Reduced
Westpac Banking Corp8,524$1.24M0.02%00.0%Unchanged
US Bancorp8,046$1.17M0.00%−2,232−21.7%Reduced
Boothbay Fund Management, LLC7,884$1.15M0.04%+7,884New
Natixis7,739$1.13M0.00%+5,373+227.1%Added
Citadel Advisors LLC7,694$1.12M0.00%+5,586+265.0%Added
KBC Group NV7,654$1.12M0.01%+215+2.9%Added
MetLife Investment Management7,485$1.09M0.01%−278−3.6%Reduced
Banque Pictet & Cie SA7,342$1.07M0.01%−4,432−37.6%Reduced
Intech Investment Management LLC7,336$1.07M0.01%+7,336New
Sumitomo Mitsui DS Asset Management Company, Ltd7,112$1.04M0.02%00.0%Unchanged
Nordea Investment Management AB7,150$1.03M0.00%+272+4.0%Added
Atom Investors LP6,915$1.01M0.44%+6,915New
Shell Asset Management Co6,761$986.0K0.03%+639+10.4%Added
Panagora Asset Management Inc6,565$958.0K0.01%00.0%Unchanged
Cubist Systematic Strategies, LLC6,211$906.0K0.01%−21,989−78.0%Reduced
AtonRa Partners6,072$886.0K0.81%−3,509−36.6%Reduced
Values First Advisors, Inc.6,066$885.0K0.63%−430−6.6%Reduced
AQR Capital Management LLC6,014$865.0K0.00%−5,233−46.5%Reduced
Orion Capital Management LLC5,865$855.0K0.67%−700−10.7%Reduced
First Hawaiian Bank5,723$834.0K0.03%+23+0.4%Added
AlphaCrest Capital Management LLC5,544$809.0K0.04%+1,781+47.3%Added
Campbell & CO Investment Adviser LLC5,541$808.0K0.22%+2,689+94.3%Added
Engineers Gate Manager LP5,424$791.0K0.03%+5,424New
Vontobel Holding Ltd.5,403$786.0K0.01%−1,043−16.2%Reduced
CIBC Asset Management Inc5,292$772.0K0.00%−95−1.8%Reduced
Global Retirement Partners, LLC5,260$767.0K0.06%+47+0.9%Added
Oppenheimer & Co Inc5,056$738.0K0.02%+44+0.9%Added
DCF Advisers, LLC5,000$729.0K0.49%−14,000−73.7%Reduced
Truist Financial Corp5,000$729.0K0.00%−1,924−27.8%Reduced
Brewin Dolphin Ltd5,000$729.0K0.04%00.0%Unchanged
HighVista Strategies LLC4,988$728.0K0.44%−567−10.2%Reduced
Advisor Group Holdings, Inc.4,858$709.0K0.00%−825−14.5%Reduced
Cetera Advisor Networks LLC4,853$708.0K0.01%+554+12.9%Added
Prudential Financial Inc4,858$707.0K0.00%−74−1.5%Reduced
Allstate Corp4,792$699.0K0.02%−3,285−40.7%Reduced
Aevitas Wealth Management, Inc.4,727$689.0K0.47%−730−13.4%Reduced
Neuberger Berman Group LLC4,695$685.0K0.00%−1,590−25.3%Reduced
Brandywine Managers, LLC4,608$672.0K1.65%00.0%Unchanged
Commonwealth Equity Services, LLC4,576$667.0K0.00%−442−8.8%Reduced
Clearstead Advisors, LLC4,548$663.0K0.05%+40+0.9%Added
M&T Bank Corp4,543$662.0K0.00%−119−2.6%Reduced
JustInvest LLC4,468$652.0K0.03%+275+6.6%Added
Millennium Management LLC4,452$649.0K0.00%−59,505−93.0%Reduced
D.A. Davidson & Co.4,081$595.0K0.01%+100+2.5%Added
J.P. Marvel Investment Advisors, LLC4,008$585.0K0.14%00.0%Unchanged
Duality Advisers, LP3,652$533.0K0.05%−1,819−33.2%Reduced
Spectrum Planning & Advisory Services Inc.3,635$530.0K0.55%00.0%Unchanged
Sanders Morris Harris LLC3,500$519.0K0.11%00.0%Unchanged
Seeyond3,536$515.0K0.06%−71−2.0%Reduced
Citizens Business Bank3,500$510.0K0.07%00.0%Unchanged
First Foundation Advisors3,466$506.0K0.02%−8,568−71.2%Reduced
Steel Peak Wealth Management LLC3,457$504.0K0.04%+3,457New
CWM, LLC3,373$492.0K0.00%−6,579−66.1%Reduced
Impax Asset Management Group plc3,312$483.0K0.00%−786−19.2%Reduced
E Fund Management Co., Ltd.3,315$483.0K0.04%+1,583+91.4%Added
Hall Laurie J Trustee3,250$474.0K0.22%00.0%Unchanged
Illinois Municipal Retirement Fund3,239$472.0K0.01%+3,239New
BI Asset Management Fondsmaeglerselskab A/S3,130$457.0K0.02%+1,262+67.6%Added
Gotham Asset Management, LLC3,106$453.0K0.01%+1,808+139.3%Added
World Equity Group, Inc.3,049$444.7K0.11%−47−1.5%Reduced
Horizon Kinetics Asset Management LLC3,000$438.0K0.01%00.0%Unchanged
Lloyd Park, LLC3,000$438.0K0.46%00.0%Unchanged
Wolverine Trading, LLC2,997$436.0K0.01%+1,425+90.6%Added
VELA Investment Management, LLC2,975$434.0K0.25%00.0%Unchanged
Dai-Ichi Life Insurance Company, Ltd2,939$429.0K0.01%00.0%Unchanged
TD Waterhouse Canada Inc.2,812$422.4K0.00%−35−1.2%Reduced
AIA Group Ltd2,885$421.0K0.02%+2,885New
Advisors Asset Management, Inc.2,854$416.0K0.01%+2,854New
Cushing Asset Management, LP2,821$411.0K0.04%−2,699−48.9%Reduced
Banque Cantonale Vaudoise2,800$408.0K0.02%00.0%Unchanged
Vestcor Inc2,797$408.0K0.02%+906+47.9%Added
New York Life Investment Management LLC2,725$397.0K0.00%+2,725New
Azzad Asset Management Inc2,666$388.8K0.04%+62+2.4%Added
Emerald Advisers, LLC2,621$382.0K0.02%−315−10.7%Reduced
Pearl River Capital, LLC2,606$380.0K0.09%−269−9.4%Reduced
Janney Montgomery Scott LLC2,671$380.0K0.00%+2,671New
Bank of Nova Scotia2,594$378.0K0.00%−4,569−63.8%Reduced
Aureus Asset Management, LLC2,563$374.0K0.03%00.0%Unchanged
Greenleaf Trust2,557$373.0K0.01%+181+7.6%Added
Creative Planning2,525$368.0K0.00%+1,146+83.1%Added
Motley Fool Asset Management LLC2,433$367.0K0.03%+9+0.4%Added
Brinker Capital Investments, LLC2,493$364.0K0.01%−281−10.1%Reduced
Redpoint Investment Management Pty Ltd2,490$363.0K0.04%00.0%Unchanged
Robeco Institutional Asset Management B.V.2,411$352.0K0.00%−579−19.4%Reduced
Weiss Multi-Strategy Advisers LLC2,410$351.0K0.01%+2,410New