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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, 277 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:

25% more repeat investments, than reductions

Existing positions increased: 277 | Existing positions reduced: 222

2.48% 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
SAM
751
Sherman Asset Management
California
$6.84K
STB
752
S&T Bank
Pennsylvania
$6.84K
GA
753
Guerra Advisors
Florida
$6.84K
MG
754
Mather Group
Illinois
$6.55K
TCOV
755
Trust Company of Vermont
Vermont
$6.38K
MAM
756
Marquette Asset Management
Minnesota
$6.38K
VNA
757
Valley National Advisers
Pennsylvania
$6K
CWIG
758
Chung Wu Investment Group
Texas
$5.93K
M
759
MOTCO
Texas
$5.93K
NS
760
NBC Securities
Alabama
$5.47K
UB
761
UMB Bank
Missouri
$5.47K
MCM
762
Manchester Capital Management
Vermont
$5.47K
JFGIW
763
Johnson Financial Group Inc (Wisconsin)
Wisconsin
$5.47K
ACM
764
Accent Capital Management
Ohio
$5.47K
HFS
765
Hughes Financial Services
Virginia
$5.3K
MSFP
766
Mark Sheptoff Financial Planning
Connecticut
$4.56K
AIC
767
Archer Investment Corporation
Indiana
$4.56K
TWM
768
Tripletail Wealth Management
Florida
$4.54K
ZBNA
769
Zions Bancorporation, National Association
Utah
$4.1K
TIM
770
Tortoise Investment Management
New York
$4.1K
TFA
771
Toth Financial Advisory
Virginia
$4.1K
WWA
772
Wealth Watch Advisors
Colorado
$4.1K
PCM
773
Penserra Capital Management
California
$4K
CCM
774
Cloud Capital Management
Washington
$4K
WAM
775
WFA Asset Management
Wisconsin
$3.85K