2 institutions reported holding $2.2M of ALKERMES PLC (ALXN) in SEC 13F filings for 2026-03-31. Largest institutional holders: Kentucky Retirement Systems ($2.2M), Accent Capital Management, LLC ($6,824). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Kentucky Retirement Systems | $2.2M | 16,188 | New |
| 2 | Accent Capital Management, LLC | $6,824 | 193 | Hold |
Source: SEC Form 13F filings · as of 2026-03-31