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Alnylam Pharmaceuticals

806 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, 274 increasing their positions, 221 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: 274 | Existing positions reduced: 221

2.46% less ownership

Funds ownership: 101.24%98.78% (-2.5%)

13% less call options, than puts

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

Holders
806
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
QT
501
Quantbot Technologies
New York
$536K
MC
502
Mathes Company
New York
$527K
TAA
503
TB Alternative Assets
Cayman Islands
$517K
EWA
504
EverSource Wealth Advisors
Alabama
$515K
GSC
505
Ground Swell Capital
South Carolina
$507K
AWA
506
Aaron Wealth Advisors
Illinois
$506K
CBA
507
Coastal Bridge Advisors
Connecticut
$500K
SCP
508
Sivia Capital Partners
California
$500K
NP
509
NorthRock Partners
Minnesota
$499K
VAS
510
Vestmark Advisory Solutions
Massachusetts
$495K
RIL
511
Rothschild Investment LLC
Illinois
$492K
CGPCS
512
Capital Group Private Client Services
California
$488K
WPC
513
Wedmont Private Capital
Pennsylvania
$485K
EC
514
EntryPoint Capital
New York
$482K
SAM
515
Smartleaf Asset Management
Massachusetts
$482K
ALAM
516
Asahi Life Asset Management
Japan
$476K
NPA
517
Nichols & Pratt Advisers
Massachusetts
$476K
BCG
518
Breakwater Capital Group
New Jersey
$468K
VT
519
Vise Technologies
New York
$467K
SP
520
SIH Partners
Delaware
$465K
WA
521
Waddell & Associates
Tennessee
$464K
FSC
522
Full Sail Capital
Oklahoma
$463K
CPIG
523
Chicago Partners Investment Group
Illinois
$463K
WP
524
Westmount Partners
California
$461K
LS
525
Livforsakringsbolaget Skandia
Sweden
$455K