Alkermes plc. (ALKS) insider trading
Every open-market stock purchase and sale by Alkermes plc. executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- nancy lynn snyderman MD (Director) and 3 others sold $3.8M in the last 90 days.
- Last insider buy: David Angelo Daglio Jr. (Director), $816K, 3 years ago.
- Congress: Gilbert Cisneros bought $1K to $15K, 3 weeks ago.
Last 12 months: insiders bought $0 (0 buys) and sold $10.3M (28 sales). Last close $43.48 on Oct 21, 2026.
Recent ALKS insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Oct 8, 2026 | Joshua Reed (CFO) | Sold (not open market) | $163K |
| Oct 8, 2026 | Joshua Reed (CFO) | Bought (not open market) | — |
| Oct 8, 2026 | Joshua Reed (CFO) | Bought (not open market) | — |
| Oct 7, 2026 | Anne Clem Whitaker (Director) | Bought (not open market) | — |
| Oct 7, 2026 | Anne Clem Whitaker (Director) | Bought (not open market) | — |
| Oct 2, 2026 | David Joseph Gaffin (C-suite exec) | Sold | $83.5K |
| Sep 29, 2026 | Gilbert Cisneros (Representative) | Bought | $1K–15K |
| Sep 3, 2026 | David Joseph Gaffin (C-suite exec) | Sold | $97.7K |
| Sep 1, 2026 | Craig C. Hopkinson (C-suite exec) | Sold | $423K |
| Sep 1, 2026 | Craig C. Hopkinson (C-suite exec) | Bought (not open market) | — |
| Aug 17, 2026 | Christian Todd Nichols (C-suite exec) | Sold | $340K |
| Aug 17, 2026 | Christian Todd Nichols (C-suite exec) | Sold | $33K |
| Aug 5, 2026 | Blair Curtis Jackson (CEO) | Bought (not open market) | — |
| Aug 5, 2026 | Blair Curtis Jackson (CEO) | Bought (not open market) | — |
| Aug 3, 2026 | nancy lynn snyderman MD (Director) | Sold | $2.2M |
| Aug 3, 2026 | Craig C. Hopkinson (C-suite exec) | Sold | $437K |
| Aug 3, 2026 | David Joseph Gaffin (C-suite exec) | Sold | $98.8K |
| Aug 3, 2026 | Craig C. Hopkinson (C-suite exec) | Bought (not open market) | — |
| Aug 3, 2026 | nancy lynn snyderman MD (Director) | Bought (not open market) | — |
| Aug 3, 2026 | Craig C. Hopkinson (C-suite exec) | Bought (not open market) | — |
| Aug 3, 2026 | nancy lynn snyderman MD (Director) | Bought (not open market) | — |
| Jul 30, 2026 | Gilbert Cisneros (Representative) | Bought | $15K–50K |
| Jul 6, 2026 | David Joseph Gaffin (C-suite exec) | Sold | $110K |
| Jul 1, 2026 | Craig C. Hopkinson (C-suite exec) | Sold | $427K |
| Jul 1, 2026 | Craig C. Hopkinson (C-suite exec) | Bought (not open market) | $96.7K |
Who's trading ALKS
- Joshua Reed, CFO: other filings, last Oct 8, 2026
- Anne Clem Whitaker, Director: other filings, last Oct 7, 2026
- David Joseph Gaffin, C-suite exec: sold $735K (9 sales), last Oct 2, 2026
- Gilbert Cisneros, Representative: bought $23K (2 buys), last Sep 29, 2026
- Craig C. Hopkinson, C-suite exec: sold $3.7M (15 sales), last Sep 1, 2026
- Christian Todd Nichols, C-suite exec: sold $553K (3 sales), last Aug 17, 2026
- Blair Curtis Jackson, COO: other filings, last Aug 5, 2026
- nancy lynn snyderman MD, Director: sold $2.2M (1 sale), last Aug 3, 2026
- Christopher I Wright, Director: sold $90.2K (1 sale), last Jun 12, 2026
- Samuel Joseph Parisi, VP: sold $889K (2 sales), last May 29, 2026
- Cato T Laurencin, Director: other filings, last May 21, 2026
- Shane Cooke, Director: sold $2.1M (2 sales), last May 21, 2026
- Richard Gaynor, Director: other filings, last May 21, 2026
- Nancy Lurker, Director: other filings, last May 21, 2026
- Brian P McKeon, Director: other filings, last May 21, 2026
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