Alkermes Plc (ALKS): Congress and insider trades
Who in Congress and inside the company traded ALKS, when each filing appeared, and what buying after each one would have earned against the S&P 500.
Key Facts
- Alkermes Plc (ALKS) is a listed stock on NASDAQ.
- Insiders filed 0 open market buys worth $0 and 16 sells worth $6.2M, the latest filed 2026-09-03 (3 September 2026).
- Data as of 2026-09-29 (29 September 2026).
Insider trades in ALKS
as of 2026-09-03| Filed | Insider | Type | Shares | Price | Value | 90 day vs S&P |
|---|---|---|---|---|---|---|
| 3 Sep 2026 | Gaffin David Joseph | sell | 2,034 | $48.01 | $97.7K | n/a |
| 1 Sep 2026 | Hopkinson Craig C. | sell | 9,000 | $46.99 | $423K | n/a |
| 17 Aug 2026 | Nichols Christian Todd | sell | 7,576 | $49.23 | $373K | n/a |
| 3 Aug 2026 | Hopkinson Craig C. | sell | 9,000 | $48.58 | $437K | n/a |
| 3 Aug 2026 | Gaffin David Joseph | sell | 2,034 | $48.58 | $98.8K | n/a |
| 3 Aug 2026 | snyderman nancy lynn MD | sell | 44,472 | $50.35 | $2.2M | n/a |
| 6 Jul 2026 | Gaffin David Joseph | sell | 2,034 | $54.03 | $110K | n/a |
| 1 Jul 2026 | Hopkinson Craig C. | sell | 9,000 | $51.51 | $464K | n/a |
| 12 Jun 2026 | Wright Christopher I | sell | 2,000 | $45.10 | $90.2K | n/a |
| 4 Jun 2026 | Gaffin David Joseph | sell | 2,034 | $43.05 | $87.6K | n/a |
| 1 Jun 2026 | Hopkinson Craig C. | sell | 9,000 | $41.67 | $375K | n/a |
| 29 May 2026 | Parisi Samuel Joseph | sell | 16,217 | $42.36 | $687K | n/a |
| 4 May 2026 | Gaffin David Joseph | sell | 2,034 | $33.20 | $67.5K | n/a |
| 1 May 2026 | Hopkinson Craig C. | sell | 9,000 | $33.40 | $301K | n/a |
| 6 Apr 2026 | Gaffin David Joseph | sell | 2,034 | $34.57 | $70.3K | n/a |
| 1 Apr 2026 | Hopkinson Craig C. | sell | 9,000 | $35.51 | $320K | n/a |
Nothing matches that search.
Related pages
Frequently asked questions
Who has bought ALKS?
0 Congress buys by 0 members and 0 insider buys are on file. The tables on this page list every one.
Did buying ALKS after a disclosure beat the market?
No disclosed buy of this stock has matured 90 days yet. A single stock is a small sample.
Sources: Congressional trades: STOCK Act disclosures, collected from CapitolTrades. Insider trades: SEC Form 4 filings, collected from Finviz. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-29 (29 September 2026). About these sources.
Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.