Alkermes plc.
ALKS · Pharmaceutical Preparations
Latest available SEC filing: 4 ·
Latest disclosures
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Reed Joshua: Form 4
Insider disclosure · Filed · Report period 08 Oct 2026
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 3
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Latest financial period: Q2 2026
Financial facts · Filed
Institutional holders by security
Choose a share class to see reported 13F positions and quarterly changes. Different securities have separate holder histories.
Company details and SEC sources
CIK 0001520262 · SEC filing index. Filing dates describe disclosures, not live market data.
- Listed symbols
- ALKS on Nasdaq
- SEC industry group
- Pharmaceutical Preparations (Office of Life Sciences)
- Business address
- Connaught House, 1 Burlington Road, Dublin 4, Ireland, 00000
- Fiscal year end
- 31 December
- Former names on EDGAR
- ANTLER SCIENCE TWO PLC (to 05 Aug 2011), Antler Science Two Ltd (to 02 Aug 2011)
At a glance
Names, identifiers, and filing context for this profile.
2 identity fields