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