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Alnylam Pharmaceuticals

818 hedge funds and large institutions have $59.2B invested in Alnylam Pharmaceuticals in 2025 Q3 according to their latest regulatory filings, with 224 funds opening new positions, 280 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 repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

26% more funds holding

Funds holding: 650818 (+168)

2.26% less ownership

Funds ownership: 101.3%99.03% (-2.3%)

13% less call options, than puts

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

Holders
818
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
WG
301
Winton Group
United Kingdom
$3.1M
BAMF
302
BI Asset Management Fondsmaeglerselskab
Denmark
$3.06M
Focus Partners Wealth
303
Focus Partners Wealth
Massachusetts
$2.99M
Truist Financial
304
Truist Financial
North Carolina
$2.95M
GIBU
305
Gulf International Bank (UK)
United Kingdom
$2.91M
Pathstone Holdings
306
Pathstone Holdings
New Jersey
$2.87M
Point72 Asset Management
307
Point72 Asset Management
Connecticut
$2.83M
MSRPS
308
Maryland State Retirement & Pension System
Maryland
$2.82M
SA
309
Sanctuary Advisors
Indiana
$2.82M
BHCM
310
Brevan Howard Capital Management
Jersey
$2.81M
Mirae Asset Global Investments
311
Mirae Asset Global Investments
South Korea
$2.81M
Wolverine Trading
312
Wolverine Trading
Illinois
$2.8M
TAM
313
Thematics Asset Management
France
$2.79M
BCM
314
Bridgeway Capital Management
Texas
$2.75M
Bank of Nova Scotia
315
Bank of Nova Scotia
Ontario, Canada
$2.71M
IIM
316
INTECH Investment Management
Florida
$2.65M
A
317
AustralianSuper
Australia
$2.62M
EOJOAM
318
E. Ohman J:or Asset Management
Sweden
$2.6M
US Bancorp
319
US Bancorp
Minnesota
$2.57M
GC
320
Gilbert & Cook
Iowa
$2.51M
CIBC Asset Management
321
CIBC Asset Management
Ontario, Canada
$2.51M
DILIC
322
Dai-ichi Life Insurance Company
Japan
$2.49M
MFS
323
Mirabella Financial Services
United Kingdom
$2.48M
Principal Financial Group
324
Principal Financial Group
Iowa
$2.47M
BCI
325
Brinker Capital Investments
Pennsylvania
$2.46M