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Alnylam Pharmaceuticals

802 hedge funds and large institutions have $59B invested in Alnylam Pharmaceuticals in 2025 Q3 according to their latest regulatory filings, with 221 funds opening new positions, 272 increasing their positions, 219 reducing their positions, and 48 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:

24% more repeat investments, than reductions

Existing positions increased: 272 | Existing positions reduced: 219

2.48% less ownership

Funds ownership: 101.22%98.74% (-2.5%)

13% less call options, than puts

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

Holders
802
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
AG
601
AlTi Global
New York
$263K
PTC
602
Private Trust Company
Ohio
$262K
FDW
603
Fourth Dimension Wealth
Ohio
$261K
Northwestern Mutual Wealth Management
604
Northwestern Mutual Wealth Management
Wisconsin
$259K
SCM
605
Stevens Capital Management
Pennsylvania
$258K
QCG
606
Quadrant Capital Group
Ohio
$252K
FMLI
607
Fukoku Mutual Life Insurance
Japan
$251K
EL
608
Essex LLC
Illinois
$249K
CPC
609
Cookson Peirce & Co
Pennsylvania
$249K
FAFN
610
First Affirmative Financial Network
Colorado
$247K
FFA
611
Fi3 Financial Advisors
Indiana
$247K
Capital International Investors
612
Capital International Investors
California
$246K
FCP
613
Fidelis Capital Partners
Florida
$246K
SIG
614
Stonegate Investment Group
Alabama
$244K
AA
615
Armis Advisers
Georgia
$243K
FA
616
Fiduciary Alliance
South Carolina
$243K
Jones Financial Companies
617
Jones Financial Companies
Missouri
$242K
TFIPS
618
Towarzystwo Funduszy Inwestycyjnych PZU SA
$242K
LWM
619
LeConte Wealth Management
Tennessee
$240K
FFO
620
Fortitude Family Office
Arizona
$236K
KPWS
621
Kestra Private Wealth Services
Texas
$230K
AWAU
622
Alliance Wealth Advisors (Utah)
Utah
$230K
PPWP
623
Premier Path Wealth Partners
New Jersey
$230K
GF
624
Gries Financial
Ohio
$229K
HL
625
HeadInvest LLC
Maine
$228K