AMARIN CORP PLC -ADR (AMRN) Institutional Ownership Changes & 13F Activity

AMARIN CORP PLC -ADR (AMRN). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Millennium Management Llc, Brooklands Fund Management Ltd, Acadian Asset Management Llc, Morgan Stanley, and Kynam Capital Management, Lp.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Citadel Advisors LlcBuy+14,789+18.4%95,364$1.52MQ2 2026Sep 02, 2026
Millennium Management LlcSell-184,728-61.5%115,808$1.85MQ2 2026Aug 14, 2026
Kynam Capital Management, LpBuy+60,600+12.8%532,982$8.50MQ2 2026Aug 14, 2026
Jane Street Group, LlcBuy+37,62837,628$599.79KQ2 2026Aug 14, 2026
Sei Investments CoBuy+29,21129,211$465.63KQ2 2026Aug 14, 2026
Ameriprise Financial IncBuy+18,98218,982$302.57KQ2 2026Aug 14, 2026
Verdad Advisers, LpBuy+10,43110,431$166.27KQ2 2026Aug 14, 2026
Susquehanna International Group, LlpSell-8,666-23.0%29,001$462.28KQ2 2026Aug 14, 2026
Two Sigma Investments, LpSell-7,031-6.5%100,511$1.60MQ2 2026Aug 14, 2026
Wells Fargo & Company/MnBuy+2,533+22.3%13,913$221.77KQ2 2026Aug 14, 2026
Eversept Partners, LpSell-2,419-1.6%145,296$2.32MQ2 2026Aug 14, 2026
Osaic Holdings, Inc.Buy+2,174+23.1%11,565$184.33KQ2 2026Aug 14, 2026
Raymond James Financial IncSell-910-4.8%18,165$289.55KQ2 2026Aug 14, 2026
Jones Financial Companies LllpBuy+339+220.1%493$7.84KQ2 2026Aug 14, 2026
Barclays PlcBuy+305305$4.86KQ2 2026Aug 14, 2026
Group One Trading LlcBuy+101+348.3%130$2.07KQ2 2026Aug 14, 2026
Royal Bank Of CanadaSell-26-1.4%1,877$30.00KQ2 2026Aug 14, 2026
Acadian Asset Management LlcBuy+84,215+13.2%720,984$11.47MQ2 2026Aug 13, 2026
Morgan StanleySell-69,555-23.7%223,617$3.56MQ2 2026Aug 13, 2026
Renaissance Technologies LLCBuy+29,113+151.2%48,369$771.00KQ2 2026Aug 13, 2026
Entrypoint Capital, LlcBuy+12,22612,226$194.88KQ2 2026Aug 13, 2026
Jump Financial, LlcBuy+12,00812,008$191.41KQ2 2026Aug 13, 2026
Bnp Paribas Financial MarketsSell-3,690-4.9%71,813$1.14MQ2 2026Aug 13, 2026
Ubs Group AgSell-3,129-23.7%10,063$160.40KQ2 2026Aug 13, 2026
Steward Partners Investment Advisory, LlcSell-56-0.6%8,910$142.03KQ2 2026Aug 13, 2026
George Kaiser Family FoundationBuy+37,20737,207$593.08KQ2 2026Aug 12, 2026
Newedge Advisors, LlcBuy+1,3471,347$21.47KQ2 2026Aug 12, 2026
Rhumbline AdvisersBuy+394+11.8%3,733$59.50KQ2 2026Aug 12, 2026
Jpmorgan Chase & CoBuy+242242$3.85KQ2 2026Aug 12, 2026
Brooklands Fund Management LtdBuy+161,729+1037.0%177,325$2.74MQ2 2026Aug 11, 2026
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Frequently asked questions about AMRN activity

  • Which institutional owners are buying AMRN?

    Institutional owners buying AMRN include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in AMRN activity?

    "Buy" means an investor increased their reported position in AMRN compared to the prior reporting period. This reflects growing exposure to AMARIN CORP PLC -ADR (AMRN) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in AMRN increasing?

    Institutional interest in AMRN can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.