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Alnylam Pharmaceuticals, Inc. — Major Holders & Superinvestors

ALNY
NASDAQHealthcareBiotechnologyCIK 0001178670alnylam.comAbout ALNY
Last close · Oct 16, 2026231.83−2.20 (−0.94%)
Market cap$31.0B

Of the 85 managers this site tracks, 2 held Alnylam Pharmaceuticals (ALNY) at the end of Q2 2026, their latest 13Fs. The largest position by value was Dodge & Cox's, $588.6M; Bridgewater's ($30.0M) follows. No Schedule 13D or 13G is on file for ALNY from the activists and large holders the site follows.

Superinvestors holding ALNY

2 of the tracked managers · latest 13F
ManagerFirmQuarterSharesValue

13D/13G are SEC beneficial-ownership disclosures, triggered only above 5%; a 13F is a quarterly snapshot filed up to 45 days after quarter end. Superinvestor names link to their full portfolios under Investors.