Alkermes plc.
ALKS- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001520262
In the last 90 days, Alkermes plc. insiders filed 0 open-market purchases and 8 sales; 425 institutions reported holding it in 13F filings for Q2 2026, worth $9.32B in total; no superinvestor holds it.
Superinvestors holding ALKS, Q2 2026
No superinvestor reported holding ALKS in Q2 2026.
Moves by quarter
Superinvestors that opened, added to, trimmed or sold out of ALKS each quarter, comparing shares with the quarter before. A superinvestor that didn't file for a quarter isn't listed, and isn't counted as selling.
Q3 2023
0 superinvestors holding at quarter end
- Sold out
- Viking Global Investors
Q2 2023
1 superinvestor holding at quarter end
- Reduced
- Viking Global Investors (−23.9%)
Q1 2023
1 superinvestor holding at quarter end
Q4 2021
0 superinvestors holding at quarter end
- Sold out
- Maverick Capital
Q3 2021
1 superinvestor holding at quarter end
- Added
- Maverick Capital (+26.6%)
Q2 2021
1 superinvestor holding at quarter end
- Reduced
- Maverick Capital (−31.9%)