Amarin Ownership | Who Owns Amarin?
Amarin Ownership Summary
Amarin is owned by 0.85% institutional investors, 1.88% insiders, and 97.27% retail investors. Morgan stanley is the largest institutional shareholder, holding 0.62% of AMRN shares. Waterfront OE is the top mutual fund, with 0.37% of its assets in Amarin shares.
AMRN Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Amarin | 0.85% | 1.88% | 97.27% |
| Sector | Healthcare Stocks | 486.50% | 11.08% | -397.59% |
| Industry | Biotech Stocks | 304.14% | 11.08% | -215.23% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Morgan stanley | 2.56M | 0.62% | $1.76M |
| Longitude | 1.62M | 0.39% | $785.70K |
| Bnp paribas arbitrage, snc | 1.34M | 0.33% | $650.35K |
| Raymond james financial services advisors | 685.14K | 0.17% | $471.38K |
| Regis management | 350.00K | 0.09% | $241.00K |
| Susquehanna group, llp | 338.57K | 0.08% | $164.21K |
| Blackrock | 270.06K | 0.07% | $185.80K |
| Cutter & co brokerage | 240.02K | 0.06% | $117.61K |
| Advisor group | 104.84K | 0.03% | $65.46K |
| Price t rowe associates inc /md/ | 87.75K | 0.02% | $60.00K |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Longitude | 1.62M | 0.17% | $785.70K |
| George kaiser family foundation | 38.20K | 0.09% | $619.55K |
| Quinn opportunity partners | 58.46K | 0.08% | $948.24K |
| Regis management | 350.00K | 0.07% | $241.00K |
| Cutter & co brokerage | 240.02K | 0.03% | $117.61K |
| Jump financial | 38.43K | 0.01% | $623.34K |
| Trexquant investment lp | 32.69K | 0.01% | $530.17K |
| Headlands | 2.68K | 0.01% | $43.50K |
| Newbridge financial services group | 37.40K | 0.00% | $18.14K |
| China universal asset management | 84.87K | 0.00% | $41.16K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Susquehanna group, llp | 338.57K | - | 142.64K |
| Bnp paribas arbitrage, snc | 1.34M | 0.00% | 39.45K |
| Jump financial | 38.43K | 0.01% | 38.43K |
| George kaiser family foundation | 38.20K | 0.09% | 38.20K |
| Newbridge financial services group | 37.40K | 0.00% | 37.40K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Sarissa capital management lp | - | - | -24.85M |
| Kynam capital management, lp | - | - | -12.41M |
| Dg capital management | - | - | -5.12M |
| Acadian asset management | - | - | -3.79M |
| Eversept partners, lp | - | - | -3.40M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Jump financial | 38.43K | 0.01% | 38.43K | $623.34K |
| George kaiser family foundation | 38.20K | 0.09% | 38.20K | $619.55K |
| Trexquant investment lp | 32.69K | 0.01% | 32.69K | $530.17K |
| Mercer global advisors inc /adv | 17.53K | 0.00% | 17.53K | $284.29K |
| Headlands | 2.68K | 0.01% | 2.68K | $43.50K |
Sold Out
| Holder | Change |
|---|---|
| Jfs wealth advisors | -30.00 |
| Caitlin john | -45.00 |
| Rise advisors | -50.00 |
| Nelson, van denburg & campbell wealth management group | -50.00 |
| Sugarloaf wealth management | -83.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 92 | -30.83% | 3,509,256 | -94.86% | - | 122.73% | 24 | -35.14% | 61 | 60.53% |
| Mar 31, 2025 | 133 | -19.88% | 70,074,553 | -1.11% | - | 0.29% | 37 | -30.19% | 38 | -22.45% |
| Dec 31, 2024 | 162 | -0.61% | 70,801,923 | 8.16% | 17 | 6.79% | 52 | 33.33% | 48 | 4.35% |
| Sep 30, 2024 | 160 | -8.57% | 65,415,614 | -15.91% | 15 | 4.44% | 41 | -2.38% | 46 | -8.00% |
| Jun 30, 2024 | 174 | -0.57% | 77,791,875 | -11.95% | 18 | 4.05% | 42 | -31.15% | 49 | 32.43% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Waterfront OE | 1.54M | 0.37% | 11.16K |
| PSM Macro Strategy | 50.00K | 0.24% | 50.00K |
| Waterfront OS | 893.16K | 0.22% | -6.40K |
| PSM Value Strategy UI | 20.50K | 0.10% | -27.00K |
| Old Westbury Small & Mid Cap Strategies | 18.40K | 0.09% | 18.40K |
| Fidelity Nasdaq Composite Index | 17.25K | 0.08% | 9.52K |
| SPDR® Portfolio Developed Wld ex-US ETF | 14.30K | 0.07% | - |
| iShares Nasdaq US Biotech ETF USD Acc | 11.93K | 0.06% | - |
| PSM Konzept | 201.71K | 0.05% | - |
| Delaware Healthcare I | 190.00K | 0.05% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Aug 02, 2024 | Berg Aaron | President and CEO | Buy | $102.40K |
| Jan 22, 2024 | Holt Patrick | President and CEO | Buy | $15.72K |
| Dec 12, 2023 | Ketchum Steven B | Chief Scientific Officer | Sell | $26.96K |
| Aug 16, 2023 | Holt Patrick | President and CEO | Buy | $71.26K |
| Aug 16, 2023 | Holt Patrick | President and CEO | Buy | $27.27K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q1 | - | - |
| 2024 Q4 | - | - |
| 2024 Q3 | 1 | - |
| 2024 Q2 | - | - |
| 2024 Q1 | 1 | - |
AMRN Ownership FAQ
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