NASDAQ: ALKSAlkermes PLC Stock Ownership - Who owns Alkermes?
Insider buying vs selling
Have Alkermes PLC insiders been buying or selling?
Buy
Sell
| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| David Joseph Gaffin | EVP CLO Alkermes Inc. | 2026-03-03 | 2,034 | $29.76 | $60.53kSell |
| Samuel Joseph Parisi | VP Finance Interim PAO | 2026-03-02 | 6,890 | $29.29 | $201.81kSell |
| David Joseph Gaffin | EVP CLO Alkermes Inc. | 2026-03-02 | 2,034 | $29.29 | $59.58kSell |
| Craig C. Hopkinson | EVP RD Chief Medical Officer | 2026-03-02 | 5,000 | $19.34 | $96.70kBuy |
| Craig C. Hopkinson | EVP RD Chief Medical Officer | 2026-03-02 | 9,000 | $29.72 | $267.49kSell |
| Christian Todd Nichols | SVP Chief Commercial Officer | 2026-03-02 | 6,000 | $30.00 | $180.00kSell |
| Craig C. Hopkinson | EVP RD Chief Medical Officer | 2026-02-26 | 3,049 | $30.73 | $93.70kSell |
| Samuel Joseph Parisi | VP Finance Interim PAO | 2026-02-26 | 808 | $30.73 | $24.83kSell |
| David Joseph Gaffin | EVP CLO Alkermes Inc. | 2026-02-26 | 3,049 | $30.73 | $93.70kSell |
| Christian Todd Nichols | SVP Chief Commercial Officer | 2026-02-26 | 2,403 | $30.73 | $73.84kSell |
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Net Insider Buy/Sell (L12M) Ownership
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ALKS Shareholders
What type of owners hold Alkermes PLC stock?
Institutional
Insider
Retail
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| Blackrock Inc | 16.97% | 28,272,412 | $781.45M | Institution |
| Vanguard Group Inc | 10.81% | 18,007,364 | $497.72M | Institution |
| Baker Bros Advisors LP | 6.01% | 10,012,267 | $276.74M | Institution |
| State Street Corp | 5.68% | 9,472,858 | $261.83M | Institution |
| Price T Rowe Associates Inc | 5.40% | 8,998,963 | $248.73M | Institution |
| Elan Corp PLC | 4.65% | 7,750,000 | $214.21M | Insider |
| Renaissance Technologies LLC | 4.00% | 6,668,028 | $184.30M | Institution |
| American Century Companies Inc | 3.57% | 5,956,824 | $164.65M | Institution |
| Jpmorgan Chase Co | 3.11% | 5,184,547 | $143.30M | Institution |
| Dimensional Fund Advisors LP | 2.65% | 4,412,783 | $121.97M | Institution |
ALKS vs Pharmaceutical Stocks
Alkermes Stock Ownership FAQ
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Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.