Alkermes Inc. plc (ALKS) Ownership & Trading Activity

Institutional holders, insider transactions, and congressional trades for ALKS. 13F holdings as of 2026-06-30.

Top Institutional Holders

InstitutionSharesValueChange
BlackRock29,235,739$1.5BINCREASED
State Street9,160,575$480MDECREASED
BNY Mellon1,097,282$57MINCREASED
Principal Financial Group983,822$52MINCREASED
Victory Capital Management916,709$48MINCREASED

Recent Insider Trades

InsiderTypeSharesValueDate
Blair Curtis Jackson (President & CEO, Alkermes plc)AWARD124,305$6M2026-08-05
Blair Curtis Jackson (President & CEO, Alkermes plc)AWARD93,229$5M2026-08-05
David Joseph Gaffin (EVP, CLO, Alkermes, Inc.)SELL2,034$99K2026-08-03
Craig C. Hopkinson (EVP R&D, Chief Medical Officer)EXERCISE4,896$120K2026-08-03
Craig C. Hopkinson (EVP R&D, Chief Medical Officer)EXERCISE104$2K2026-08-03

Full institutional holdings, insider history, and congressional trades for Alkermes Inc. plc on SentiSense.