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ALKS — Alkermes plc.

Materials · Pharmaceutical Preparations · Nasdaq

CIK 0001520262 · FYE 1231 · All Form 4 filings on EDGAR ↗

Formerly: ANTLER SCIENCE TWO PLC (until 2011-08-05); Antler Science Two Ltd (until 2011-08-02)

1Insiders filing
3Transactions
+$123kReported buys
−$423kReported sells
0Cluster events

Window in data: 2026-09-01 → 2026-09-01 · Data as of 2026-09-02

Insiders

InsiderRoleTxnsReported value
Hopkinson Craig C.EVP R&D, Chief Medical Officer3$546k

Transaction history

Filing dateTrade dateTickerInsiderTypeSharesPriceValueCluster
2026-09-012026-09-01ALKSHopkinson Craig C. EVP R&D, Chief Medical Officer 10b5-1M routine5,000$24.59+$123k
2026-09-012026-09-01ALKSHopkinson Craig C. EVP R&D, Chief Medical Officer 10b5-1S9,000$46.99−$423k
2026-09-012026-09-01ALKSHopkinson Craig C. EVP R&D, Chief Medical Officer 10b5-1M routine5,000