Gaffin David Joseph 4
4 · Alkermes plc. · Filed Jun 4, 2026
Research Summary
AI-generated summary of this filing
Alkermes (ALKS) EVP & CLO David Gaffin Sells 2,034 Shares
What Happened
David Joseph Gaffin, EVP and Chief Legal Officer of Alkermes plc (ALKS), sold 2,034 shares on 2026-06-04 at $43.05 per share for total proceeds of $87,564. This was a sale (not a purchase or award).
Key Details
- Transaction date: 2026-06-04; Price: $43.05 per share; Shares sold: 2,034; Total value: $87,564.
- Shares owned after transaction: Not specified in the provided Form 4 excerpt.
- Footnote: The sale was executed under a Rule 10b5-1 trading plan adopted by the reporting person on 2025-11-19.
- Filing/timeliness: Reported with Period of Report 2026-06-04 and filed 2026-06-04; no late filing indicated in the provided record.
Context
Sales reported under a pre-established 10b5-1 plan are typically automated and may reflect scheduled portfolio management rather than a change in the insider’s view of the company. For retail investors, purchases often carry clearer forward-looking signals than routine sales.
Insider Transaction Report
Form 4
Alkermes plc.ALKS
Gaffin David Joseph
EVP, CLO, Alkermes, Inc.
Transactions
- Sale
Ordinary Shares
[F1]2026-06-04$43.05/sh−2,034$87,564→ 229,524 total
Footnotes (1)
- [F1]This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on 11/19/2025.
Signature
/s/ Shantale Greenson, attorney-in-fact for David Joseph Gaffin|2026-06-04