ALKS ALKERMES PLC

Ownership history in Commodore Capital LP  ·  7 quarters on record

This page tracks every 13F SEC filing in which Commodore Capital LP reported a position in ALKERMES PLC (ALKS). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
6.61% (2025 Q4)
Avg. % of fund
4.72%
First filed
2024 Q2
Last filed
2025 Q4
Quarters held
7
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 ADDED 3,550,000 +453,246 +14.6% 6.61% $99.3M $27.98
2025 Q3 ADDED 3,096,754 +646,754 +26.4% 4.54% $92.9M $30.00
2025 Q2 ADDED 2,450,000 +500,000 +25.6% 4.95% $70.1M $28.61
2025 Q1 REDUCED 1,950,000 -350,000 -15.2% 4.74% $64.4M $33.02
3 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    ALKS price (monthly, adj. close)
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