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Alkermes shares owned by EcoR1 Capital

Quarter-by-quarter ownership of Alkermes (ALKS) shares owned by EcoR1 Capital from 13F filings

Historical chart of EcoR1 Capital investment in Alkermes

Tip: Access up to 7 years of quarterly data

All positions including Alkermes held by EcoR1 Capital consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Alkermes by EcoR1 Capital

Quarter filed Position value Share count Share price at filing
2025-09-30 $15M 500k 30.00
2025-06-30 $14M 500k 28.61