ALNY icon

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
AFWM
676
Abich Financial Wealth Management
Virginia
$67K
FHC
677
First Horizon Corporation
Tennessee
$61.6K
BLC
678
Brown, Lisle/Cummings
Rhode Island
$60.2K
HI
679
Harbour Investments
Wisconsin
$57.9K
PPC
680
Park Place Capital
Alabama
$57.5K
CPG
681
Cornerstone Planning Group
New Jersey
$56.2K
AAS
682
Ameritas Advisory Services
Nebraska
$52.9K
WTC
683
WhitTier Trust Company
Nevada
$52.5K
RF
684
Rossby Financial
Florida
$51.6K
HNB
685
Huntington National Bank
Ohio
$46.1K
HFM
686
Hartford Financial Management
Connecticut
$45.6K
WIM
687
Westside Investment Management
California
$44.2K
HNB
688
Hilltop National Bank
Wyoming
$41.5K
HWM
689
Hemington Wealth Management
Virginia
$40K
NFSG
690
Newbridge Financial Services Group
Florida
$38.9K
QC
691
Quent Capital
New York
$38.8K
OP
692
ORG Partners
Indiana
$36.5K
ACM
693
Aster Capital Management
United Arab Emirates
$35.6K
TFA
694
Transamerica Financial Advisors
Florida
$35.1K
TFM
695
TFC Financial Management
Massachusetts
$33.7K
S
696
Sachetta
Massachusetts
$33.3K
AG
697
AmeriFlex Group
Nevada
$31.9K
WT
698
Whittier Trust
California
$31.5K
SS
699
SBI Securities
Japan
$28.7K
CIAM
700
Caitong International Asset Management
Hong Kong
$28.7K