AMARIN CORP PLC\UK - AMRN
Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 1 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sarissa Capital Management LP | History | Added to | 1,673,395 | 23,352 | 10.48% | 11.28% | 1 | +430,868 | 34.68% | Q4 2025 | Feb 17, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | History | Added to | 580,442 | 8,080 | 0.01% | 0.01% | 2 | +123,862 | 27.13% | Q4 2025 | Feb 10, 2026 |
| Kynam Capital Management, LP | History | Reduced | 389,273 | 5,432 | 0.35% | 0.7% | 3 | -186,838 | -32.43% | Q4 2025 | Feb 17, 2026 |
| MORGAN STANLEY | History | Added to | 330,109 | 4,606 | 0.0% | 0.0% | 4 | +60,446 | 22.42% | Q4 2025 | Feb 13, 2026 |
| CITADEL ADVISORS LLC | History | Added to | 180,404 | 2,517 | 0.0% | 0.0% | 5 | +26,513 | 17.23% | Q4 2025 | Feb 17, 2026 |
| Eversept Partners, LP | History | Added to | 172,188 | 2,402 | 0.12% | 0.19% | 6 | +4,912 | 2.94% | Q4 2025 | Feb 17, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Added to | 166,235 | 2,319 | 0.0% | 0.0% | 7 | +33,844 | 25.56% | Q4 2025 | Feb 17, 2026 |
| Waterfront Wealth Inc. | History | Added to | 142,540 | 2,265 | 0.43% | 0.31% | 8 | +64,580 | 82.84% | Q4 2025 | Jan 27, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Added to | 111,168 | 1,551 | 0.0% | 0.0% | 9 | +51,097 | 85.06% | Q4 2025 | Feb 17, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Added to | 104,345 | 1,456 | 0.0% | 0.0% | 10 | +16,979 | 19.43% | Q4 2025 | Feb 10, 2026 |
| SCP Investment, LP | History | No change | 100,000 | 1,395 | 1.14% | 1.32% | 11 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Reduced | 61,847 | 863 | 0.0% | 0.0% | 12 | -223,362 | -78.32% | Q4 2025 | Feb 17, 2026 |
| LCM Capital Management Inc | History | Reduced | 42,262 | 589 | 0.28% | 0.34% | 13 | -500 | -1.17% | Q4 2025 | Jan 29, 2026 |
| TWO SIGMA ADVISERS, LP | History | Added to | 36,995 | 516 | 0.0% | 0.0% | 14 | +20,200 | 120.27% | Q4 2025 | Feb 17, 2026 |
| Point72 Asset Management, L.P. | History | New | 36,491 | 509 | 0.0% | — | 15 | +36,491 | New | Q4 2025 | Feb 17, 2026 |
| JANE STREET GROUP, LLC | History | Reduced | 32,832 | 458 | 0.0% | 0.0% | 16 | -43,592 | -57.04% | Q4 2025 | Feb 12, 2026 |
| Brooklands Fund Management Ltd | History | New | 2,994 | 446 | 0.21% | — | 17 | +2,994 | New | Q4 2025 | Feb 17, 2026 |
| SEI INVESTMENTS CO | History | No change | 29,212 | 407 | 0.0% | 0.0% | 18 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| RAYMOND JAMES FINANCIAL INC | History | Reduced | 28,036 | 391 | 0.0% | 0.0% | 19 | -11,308 | -28.74% | Q4 2025 | Feb 18, 2026 |
| Jump Financial, LLC | History | Added to | 26,900 | 375 | 0.0% | 0.0% | 20 | +7,500 | 38.66% | Q4 2025 | Feb 17, 2026 |
| OSAIC HOLDINGS, INC. | History | Reduced | 24,271 | 338 | 0.0% | 0.0% | 21 | -5,851 | -19.42% | Q4 2025 | Feb 17, 2026 |
| STATE STREET CORP | History | Added to | 23,867 | 333 | 0.0% | 0.0% | 22 | +592 | 2.54% | Q4 2025 | Feb 13, 2026 |
| Bleakley Financial Group, LLC | History | Added to | 23,489 | 327 | 0.01% | 0.01% | 23 | +18 | 0.08% | Q4 2025 | Feb 09, 2026 |
| OneDigital Investment Advisors LLC | History | Reduced | 20,326 | 283 | 0.0% | 0.0% | 24 | -4,585 | -18.41% | Q4 2025 | Feb 13, 2026 |
| State of New Jersey Common Pension Fund D | History | No change | 18,879 | 263 | 0.0% | 0.0% | 25 | 0 | 0.0% | Q4 2025 | Jan 30, 2026 |
| JPMORGAN CHASE & CO | History | Reduced | 18,694 | 260 | 0.0% | 0.0% | 26 | -3,060 | -14.07% | Q4 2025 | Feb 11, 2026 |
| COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS | History | No change | 18,370 | 256 | 0.0% | 0.0% | 27 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| XTX Topco Ltd | History | New | 17,124 | 238 | 0.01% | — | 29 | +17,124 | New | Q4 2025 | Feb 17, 2026 |
| AMERIPRISE FINANCIAL INC | History | Reduced | 17,101 | 238 | 0.0% | 0.0% | 28 | -275 | -1.58% | Q4 2025 | Feb 17, 2026 |
| State of Tennessee, Department of Treasury | History | No change | 15,004 | 223 | 0.0% | 0.0% | 30 | 0 | 0.0% | Q4 2025 | Feb 18, 2026 |
| Quinn Opportunity Partners LLC | History | Reduced | 14,305 | 199 | 0.01% | 0.07% | 31 | -44,156 | -75.53% | Q4 2025 | Feb 13, 2026 |
| EntryPoint Capital, LLC | History | New | 12,542 | 175 | 0.07% | — | 32 | +12,542 | New | Q4 2025 | Feb 12, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Reduced | 11,771 | 164 | 0.0% | 0.0% | 33 | -2,478 | -17.39% | Q4 2025 | Feb 09, 2026 |
| Johnson Financial Group, Inc. | History | No change | 10,000 | 139 | 0.01% | 0.01% | 34 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 9,254 | 129 | 0.0% | 0.0% | 35 | +2,390 | 34.82% | Q4 2025 | Feb 13, 2026 |
| Steward Partners Investment Advisory, LLC | History | Added to | 8,898 | 124 | 0.0% | 0.0% | 36 | +290 | 3.37% | Q4 2025 | Feb 12, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | Added to | 7,605 | 106 | 0.0% | 0.0% | 37 | +2,756 | 56.84% | Q4 2025 | Feb 12, 2026 |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | History | Added to | 5,762 | 80 | 0.0% | 0.0% | 38 | +12 | 0.21% | Q4 2025 | Feb 10, 2026 |
| Federation des caisses Desjardins du Quebec | History | No change | 4,615 | 64 | 0.0% | 0.0% | 39 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| UBS Group AG | History | Reduced | 4,237 | 59 | 0.0% | 0.0% | 40 | -12,052 | -73.99% | Q4 2025 | Jan 29, 2026 |
| BlackRock, Inc. | History | Reduced | 3,451 | 48 | 0.0% | 0.0% | 41 | -10,048 | -74.44% | Q4 2025 | Feb 12, 2026 |
| RHUMBLINE ADVISERS | History | Added to | 3,040 | 42 | 0.0% | 0.0% | 42 | +1,720 | 130.3% | Q4 2025 | Feb 13, 2026 |
| ROYAL BANK OF CANADA | History | New | 1,903 | 27 | 0.0% | — | 43 | +1,903 | New | Q4 2025 | Feb 17, 2026 |
| NewEdge Advisors, LLC | History | Added to | 1,370 | 19 | 0.0% | 0.0% | 44 | +23 | 1.71% | Q4 2025 | Feb 18, 2026 |
| Farther Finance Advisors, LLC | History | Added to | 942 | 13 | 0.0% | 0.0% | 45 | +5 | 0.53% | Q4 2025 | Jan 23, 2026 |
| Tower Research Capital LLC (TRC) | History | Reduced | 772 | 10 | 0.0% | 0.0% | 46 | -199 | -20.49% | Q4 2025 | Feb 17, 2026 |
| Beaird Harris Wealth Management, LLC | History | No change | 750 | 10 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q4 2025 | Feb 23, 2026 |
| CoreCap Advisors, LLC | History | Added to | 535 | 7 | 0.0% | — | 48 | +500 | 1428.57% | Q4 2025 | Jan 13, 2026 |
| SIMPLEX TRADING, LLC | History | New | 494 | 6 | 0.0% | — | 49 | +494 | New | Q4 2025 | Feb 11, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Reduced | 430 | 5 | 0.0% | 0.0% | 50 | -1,097 | -71.84% | Q4 2025 | Feb 17, 2026 |
| GAMMA Investing LLC | History | Added to | 266 | 3 | 0.0% | 0.0% | 51 | +30 | 12.71% | Q4 2025 | Jan 05, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | No change | 200 | 2 | 0.0% | 0.0% | 52 | 0 | 0.0% | Q4 2025 | Feb 06, 2026 |
| Westside Investment Management, Inc. | History | No change | 214 | 2 | 0.0% | 0.0% | 53 | 0 | 0.0% | Q4 2025 | Jan 23, 2026 |
| Global Retirement Partners, LLC | History | No change | 166 | 2 | 0.0% | 0.0% | 54 | 0 | 0.0% | Q4 2025 | Feb 06, 2026 |
| HUNTINGTON NATIONAL BANK | History | New | 100 | 1 | 0.0% | — | 55 | +100 | New | Q4 2025 | Feb 09, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | Added to | 77 | 1 | 0.0% | — | 58 | +52 | 208.0% | Q4 2025 | Feb 17, 2026 |
| IFP Advisors, Inc | History | Added to | 114 | 1 | 0.0% | 0.0% | 61 | +35 | 44.3% | Q4 2025 | Feb 06, 2026 |
| RESOURCES MANAGEMENT CORP /CT/ /ADV | History | No change | 60 | 1 | 0.0% | 0.0% | 56 | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| HARBOUR INVESTMENTS, INC. | History | No change | 98 | 1 | 0.0% | 0.0% | 57 | 0 | 0.0% | Q4 2025 | Feb 09, 2026 |
| CWM, LLC | History | No change | 92 | 1 | 0.0% | 0.0% | 59 | 0 | 0.0% | Q4 2025 | Jan 26, 2026 |
| Sunbelt Securities, Inc. | History | No change | 124 | 1 | 0.0% | 0.0% | 60 | 0 | 0.0% | Q4 2025 | Feb 20, 2026 |
| Larson Financial Group LLC | History | No change | 74 | 1 | 0.0% | 0.0% | 62 | 0 | 0.0% | Q4 2025 | Feb 06, 2026 |
| Hayek Kallen Investment Management | History | Closed out | 0 | 0 | — | 0.13% | — | -25,821 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Quadrature Capital Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -18,346 | -100.0% | Q3 2025 | Nov 13, 2025 |
| Graham Capital Management, L.P. | History | Closed out | 0 | 0 | — | 0.0% | — | -13,520 | -100.0% | Q3 2025 | Nov 14, 2025 |
| MERCER GLOBAL ADVISORS INC /ADV | History | Closed out | 0 | 0 | — | 0.0% | — | -10,025 | -100.0% | Q3 2025 | Nov 14, 2025 |
| China Universal Asset Management Co., Ltd. | History | Closed out | 0 | 0 | — | 0.0% | — | -3,534 | -100.0% | Q3 2025 | Nov 10, 2025 |
| GROUP ONE TRADING LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -2,283 | -100.0% | Q3 2025 | Nov 12, 2025 |
| BARCLAYS PLC | History | Closed out | 0 | 0 | — | 0.0% | — | -2,242 | -100.0% | Q3 2025 | Mar 31, 2026 |
| GPS Wealth Strategies Group, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -2,000 | -100.0% | Q3 2025 | Nov 03, 2025 |
| Banque Cantonale Vaudoise | History | Closed out | 0 | 0 | — | 0.0% | — | -1,957 | -100.0% | Q3 2025 | Nov 13, 2025 |
| Mirae Asset Global Investments Co., Ltd. | History | Closed out | 0 | 0 | — | 0.0% | — | -779 | -100.0% | Q3 2025 | Nov 03, 2025 |
| Quarry LP | History | Closed out | 0 | 0 | — | 0.0% | — | -655 | -100.0% | Q3 2025 | Nov 14, 2025 |
| GF FUND MANAGEMENT CO. LTD. | History | Closed out | 0 | 0 | — | 0.0% | — | -434 | -100.0% | Q3 2025 | Nov 07, 2025 |
| CITIGROUP INC | History | Closed out | 0 | 0 | — | 0.0% | — | -388 | -100.0% | Q3 2025 | Nov 10, 2025 |
| SBI Securities Co., Ltd. | History | Reduced | 5 | 0 | — | 0.0% | — | -68 | -93.15% | Q4 2025 | Feb 03, 2026 |
| Daiwa Securities Group Inc. | History | Closed out | 0 | 0 | — | 0.0% | — | -66 | -100.0% | Q3 2025 | Nov 14, 2025 |
| Investors Research Corp | History | Closed out | 0 | 0 | — | — | — | -61 | -100.0% | Q3 2025 | Oct 02, 2025 |
| Wilmington Savings Fund Society, FSB | History | Closed out | 0 | 0 | — | — | — | -50 | -100.0% | Q3 2025 | Nov 20, 2025 |
| Allworth Financial LP | History | New | 36 | 0 | — | — | — | +36 | New | Q4 2025 | Feb 05, 2026 |
| SageView Advisory Group, LLC | History | New | 19 | 0 | — | — | — | +19 | New | Q4 2025 | Feb 17, 2026 |
| MAI Capital Management | History | Reduced | 42 | 0 | — | — | — | -17 | -28.81% | Q4 2025 | Feb 13, 2026 |
| Keating Financial Advisory Services, Inc. | History | New | 15 | 0 | — | — | — | +15 | New | Q4 2025 | Feb 09, 2026 |
| PRINCIPAL SECURITIES, INC. | History | Closed out | 0 | 0 | — | — | — | -9 | -100.0% | Q3 2025 | Nov 12, 2025 |
| MCGUIRE CAPITAL ADVISORS INC | History | New | 7 | 0 | — | — | — | +7 | New | Q4 2025 | Feb 19, 2026 |
| Atlantic Union Bankshares Corp | History | No change | 12 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 04, 2026 |
| NATIONAL BANK OF CANADA /FI/ | History | No change | 35 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| EASTERN BANK | History | No change | 7 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 14, 2026 |
| JFS WEALTH ADVISORS, LLC | History | No change | 1 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 14, 2026 |
| Parallel Advisors, LLC | History | No change | 10 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 11, 2026 |
| Crewe Advisors LLC | History | No change | 5 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 16, 2026 |
| Truvestments Capital LLC | History | No change | 12 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 13, 2026 |
| Key FInancial Inc | History | No change | 8 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 09, 2026 |
| HighMark Wealth Management LLC | History | No change | 50 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 05, 2026 |
| Activest Wealth Management | History | No change | 50 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 30, 2026 |
| Creative Capital Management Investments LLC | History | No change | 9 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 23, 2026 |
| Caitlin John, LLC | History | No change | 2 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 18, 2026 |