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EcoR1 Capital, LLC

SEC CIK
0001587114
Latest filing
Aug 14, 2026

ALKS holding history

Alkermes plc. in every 13F filed by EcoR1 Capital, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ALKS overviewAll 13F holders of ALKSFull Q2 2026 holdings

Shares (Q4 2025)
0
Sold out in Q4 2025
Value
$0
% of portfolio
0.0%
Quarters held
2
Since Q2 2025
Holdings of ALKS by EcoR1 Capital, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q4 20250$00.0%−500,000−100.0%Sold outHolders
Q3 2025500,000$15.0M0.7%00.0%UnchangedHolders
Q2 2025500,000$14.3M0.8%+500,000NewHolders