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Alnylam Pharmaceuticals

817 hedge funds and large institutions have $59.2B invested in Alnylam Pharmaceuticals in 2025 Q3 according to their latest regulatory filings, with 224 funds opening new positions, 279 increasing their positions, 222 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

26% more repeat investments, than reductions

Existing positions increased: 279 | Existing positions reduced: 222

2.27% less ownership

Funds ownership: 101.28%99.02% (-2.3%)

13% less call options, than puts

Call options by funds: $562M | Put options by funds: $649M

Holders
817
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
13
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$562M
Puts
$649M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
PHK
601
Point72 Hong Kong
Hong Kong
$273K
CFG
602
Cooper Financial Group
California
$272K
LA
603
LVW Advisors
New York
$269K
CPA
604
Capital Performance Advisors
California
$268K
BIAS
605
Beacon Investment Advisory Services
New Jersey
$267K
CRIG
606
Charter Research & Investment Group
Connecticut
$267K
EA
607
Everpar Advisors
Oklahoma
$266K
AG
608
AlTi Global
New York
$263K
PTC
609
Private Trust Company
Ohio
$262K
FDW
610
Fourth Dimension Wealth
Ohio
$261K
Northwestern Mutual Wealth Management
611
Northwestern Mutual Wealth Management
Wisconsin
$259K
SCM
612
Stevens Capital Management
Pennsylvania
$258K
QCG
613
Quadrant Capital Group
Ohio
$252K
FMLI
614
Fukoku Mutual Life Insurance
Japan
$251K
EL
615
Essex LLC
Illinois
$249K
CPC
616
Cookson Peirce & Co
Pennsylvania
$249K
FAFN
617
First Affirmative Financial Network
Colorado
$247K
FFA
618
Fi3 Financial Advisors
Indiana
$247K
Capital International Investors
619
Capital International Investors
California
$246K
FCP
620
Fidelis Capital Partners
Florida
$246K
SIG
621
Stonegate Investment Group
Alabama
$244K
AA
622
Armis Advisers
Georgia
$243K
FA
623
Fiduciary Alliance
South Carolina
$243K
Jones Financial Companies
624
Jones Financial Companies
Missouri
$242K
TFIPS
625
Towarzystwo Funduszy Inwestycyjnych PZU SA
$242K