ALNYLAM PHARMACEUTICALS, INC. - COMMON STOCK (ALNY)

Q3 2025 13F Holders as of 30 Sep 2025

Type / Class
Equity / COMMON STOCK
Shares outstanding
131,516,365
Total 13F shares
129,763,359
Share change
-2,386,560
Total reported value
$59,161,634,764
Put/Call ratio
116%
Price per share
$456.00
Number of holders
813
Value change
-$748,502,355
Number of buys
495
Number of sells
270

Institutional Holders of ALNYLAM PHARMACEUTICALS, INC. - COMMON STOCK (ALNY) as of Q3 2025

As of 30 Sep 2025, ALNYLAM PHARMACEUTICALS, INC. - COMMON STOCK (ALNY) was held by 813 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 129,763,359 shares. The largest 10 holders included FMR LLC, Capital World Investors, VANGUARD GROUP INC, BlackRock, Inc., Capital Research Global Investors, JPMORGAN CHASE & CO, STATE STREET CORP, BAILLIE GIFFORD & CO, GEODE CAPITAL MANAGEMENT, LLC, and Dodge & Cox. This page lists 813 institutional shareholders reporting positions in this security for the Q3 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.