Amarin
AMRN · NASDAQ
$11.48−$0.05 (−0.43%)TodayMarket closed ·
Prev close $11.53
Who owns AMRN
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 2.5% of AMRN’s shares.
- Torok (Michael Patrick)1.1%
- Berg (Aaron D.)0.4%
- Sarissa Capital Management, L.P.0.3%
- Ketchum (Steven B)0.2%
- Next 6 largest institutions0.5%
- All other shareholders97.5%
| Holder | Shares | % of shares |
|---|---|---|
| Torok (Michael Patrick) | 4.85M | 1.15% |
| Berg (Aaron D.) | 1.65M | 0.39% |
| Sarissa Capital Management, L.P. | 1.29M | 0.30% |
| Ketchum (Steven B) | 819.38K | 0.19% |
| Acadian Asset Management LLC | 720.98K | 0.17% |
| Kynam Capital Management LP | 532.98K | 0.13% |
| Keenan (David Paul) | 235.92K | 0.06% |
| WaterFront Wealth, Inc. | 213.95K | 0.05% |
| Morgan Stanley & Co. LLC | 208.71K | 0.05% |
| Brooklands Fund Management Ltd | 177.32K | 0.04% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Old Westbury Small & Mid Cap Strategies Fund | 55.73K | 0.01% |
| State Street SPDR Portfolio Developed World ex-US ETF | 16.91K | 0.00% |
| SEI Institutional International - Intl. Equity | 13.65K | 0.00% |
| Fidelity NASDAQ Composite Index Fund | 11.77K | 0.00% |
| Voya Multi-Manager International Small Cap Fund | 10.54K | 0.00% |
Insider trades
Form 4 filings by officers, directors and large holders
Insiders made no open-market buys or sales of AMRN in the last 6 months.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Fishman Peter L. | Award | 313 | — |
| Fishman Peter L. | Tax withholding | 155 | $2.21K |
| Fishman Peter L. | Option exercise | 313 | — |
| Keenan David Paul | Award | 3.69K | — |
| Keenan David Paul | Tax withholding | 1.93K | $30.70K |
| Keenan David Paul | Option exercise | 3.69K | — |
| Fishman Peter L. | Award | 2.45K | — |
| Fishman Peter L. | Tax withholding | 1.21K | $19.22K |
| Fishman Peter L. | Option exercise | 2.45K | — |
| Provoost Jonathan | Award | 3.69K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 528.37K
- Days to cover
- 10.54
- % of shares outstanding
- 0.13%
- Average daily volume
- 50.13K
- Change since last report
- +0.5%
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