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Alnylam Pharmaceuticals

812 hedge funds and large institutions have $59B invested in Alnylam Pharmaceuticals in 2025 Q3 according to their latest regulatory filings, with 222 funds opening new positions, 278 increasing their positions, 221 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 repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

25% more funds holding

Funds holding: 649812 (+163)

2.47% less ownership

Funds ownership: 101.29%98.81% (-2.5%)

13% less call options, than puts

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

Holders
812
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
Calamos Advisors
501
Calamos Advisors
Illinois
$547K
HH
502
Hilltop Holdings
Texas
$542K
PWM
503
Perigon Wealth Management
California
$539K
QT
504
Quantbot Technologies
New York
$536K
MC
505
Mathes Company
New York
$527K
TAA
506
TB Alternative Assets
Cayman Islands
$517K
EWA
507
EverSource Wealth Advisors
Alabama
$515K
GSC
508
Ground Swell Capital
South Carolina
$507K
AWA
509
Aaron Wealth Advisors
Illinois
$506K
CBA
510
Coastal Bridge Advisors
Connecticut
$500K
SCP
511
Sivia Capital Partners
California
$500K
NP
512
NorthRock Partners
Minnesota
$499K
VAS
513
Vestmark Advisory Solutions
Massachusetts
$495K
RIL
514
Rothschild Investment LLC
Illinois
$492K
CGPCS
515
Capital Group Private Client Services
California
$488K
WPC
516
Wedmont Private Capital
Pennsylvania
$485K
EC
517
EntryPoint Capital
New York
$482K
SAM
518
Smartleaf Asset Management
Massachusetts
$482K
ALAM
519
Asahi Life Asset Management
Japan
$476K
NPA
520
Nichols & Pratt Advisers
Massachusetts
$476K
BCG
521
Breakwater Capital Group
New Jersey
$468K
VT
522
Vise Technologies
New York
$467K
SP
523
SIH Partners
Delaware
$465K
WA
524
Waddell & Associates
Tennessee
$464K
FSC
525
Full Sail Capital
Oklahoma
$463K