{"transactions":[{"id":699339,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Restricted Stock Unit","published_at":"2026-08-03T20:30:24.000Z","date":"2026-08-01","kind":"grant","planned":false,"acquired":true,"shares":313,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"Each RSU represents a contingent right to receive twenty Ordinary Shares or cash in lieu thereof at the Issuer's discretion."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On August 8, 2022, the Reporting Person was granted 1,250 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in four equal installments on each of August 1, 2023, August 1, 2024, August 1, 2025, and August 1, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Not applicable."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":313},"source":{"system":"sec-edgar","filing":"0001193125-26-330669","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526330669/ownership.xml","form_type":"4"}},{"id":699338,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Share","published_at":"2026-08-03T20:30:24.000Z","date":"2026-08-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":155,"price":14.26,"value":2210.3,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":7619,"source":{"system":"sec-edgar","filing":"0001193125-26-330669","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526330669/ownership.xml","form_type":"4"}},{"id":699337,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Share","published_at":"2026-08-03T20:30:24.000Z","date":"2026-08-01","kind":"exercise","planned":false,"acquired":true,"shares":313,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F2","text":"On August 8, 2022, the Reporting Person was granted 1,250 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in four equal installments on each of August 1, 2023, August 1, 2024, August 1, 2025, and August 1, 2026."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Not applicable."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":7774,"source":{"system":"sec-edgar","filing":"0001193125-26-330669","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526330669/ownership.xml","form_type":"4"}},{"id":709329,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Restricted Stock Unit","published_at":"2026-07-15T21:00:14.000Z","date":"2026-07-01","kind":"grant","planned":false,"acquired":true,"shares":2447,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"Each RSU represents a contingent right to receive twenty Ordinary Shares or cash in lieu thereof at the Issuer's discretion."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On January 10, 2025, the Reporting Person was granted 4,894 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). The shares subject to this grant shall vest over eighteen months, with 50% to vest on January 2, 2026 and the remaining balance to vest on July 1, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Not applicable."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":2447},"source":{"system":"sec-edgar","filing":"0001193125-26-304914","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304914/ownership.xml","form_type":"4"}},{"id":709328,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Shares","published_at":"2026-07-15T21:00:14.000Z","date":"2026-07-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":1206,"price":15.94,"value":19223.64,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":7461,"source":{"system":"sec-edgar","filing":"0001193125-26-304914","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304914/ownership.xml","form_type":"4"}},{"id":709327,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Shares","published_at":"2026-07-15T21:00:14.000Z","date":"2026-07-01","kind":"exercise","planned":false,"acquired":true,"shares":2447,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F2","text":"On January 10, 2025, the Reporting Person was granted 4,894 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). The shares subject to this grant shall vest over eighteen months, with 50% to vest on January 2, 2026 and the remaining balance to vest on July 1, 2026."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Not applicable."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":8667,"source":{"system":"sec-edgar","filing":"0001193125-26-304914","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304914/ownership.xml","form_type":"4"}},{"id":821465,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Restricted Stock Unit","published_at":"2026-04-02T20:30:11.000Z","date":"2026-04-01","kind":"exercise","planned":false,"acquired":true,"shares":125,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"Each RSU represents a contingent right to receive twenty Ordinary Shares or cash in lieu thereof at the Issuer's discretion."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On April 1, 2023, the Reporting Person was granted 375 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 1, 2024, April 1, 2025, and April 1, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Not applicable."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":125},"source":{"system":"sec-edgar","filing":"0001193125-26-140264","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526140264/ownership.xml","form_type":"4"}},{"id":821464,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Shares","published_at":"2026-04-02T20:30:11.000Z","date":"2026-04-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":62,"price":14.46,"value":896.52,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":6220,"source":{"system":"sec-edgar","filing":"0001193125-26-140264","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526140264/ownership.xml","form_type":"4"}},{"id":821463,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Shares","published_at":"2026-04-02T20:30:11.000Z","date":"2026-04-01","kind":"exercise","planned":false,"acquired":true,"shares":125,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F2","text":"On April 1, 2023, the Reporting Person was granted 375 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 1, 2024, April 1, 2025, and April 1, 2026."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Not applicable."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":6282,"source":{"system":"sec-edgar","filing":"0001193125-26-140264","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526140264/ownership.xml","form_type":"4"}},{"id":923009,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Stock Option (right to buy)","published_at":"2026-02-04T00:00:06.000Z","date":"2026-02-01","kind":"grant","planned":false,"acquired":true,"shares":27750,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F8","text":"On February 1, 2026, the Reporting Person was granted an option to purchase 27,750 ADSs under the Plan. The shares subject to this option shall vest and become exercisable over three years, with 33% to vest on the first anniversary of the grant date and the balance to vest ratably over the subsequent 8 calendar quarters on the first day of each May, August, November and February."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":27750,"derivative":{"exercise_price":14.99,"expiration_date":"2036-02-01","underlying":"American Depositary Shares","underlying_shares":27750},"source":{"system":"sec-edgar","filing":"0001193125-26-036165","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036165/ownership.xml","form_type":"4"}},{"id":923008,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:06.000Z","date":"2026-02-01","kind":"grant","planned":false,"acquired":true,"shares":6167,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F6","text":"Each RSU represents a contingent right to receive twenty Ordinary Shares or cash in lieu thereof at the Issuer's discretion."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F7","text":"On February 1, 2026, the Reporting Person was granted 6,167 RSUs under the Plan. These RSUs vest in three equal installments on each of January 31, 2027, January 31, 2028 and January 31, 2029."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Not applicable."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":6167,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":6167},"source":{"system":"sec-edgar","filing":"0001193125-26-036165","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036165/ownership.xml","form_type":"4"}},{"id":923007,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:06.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":1833,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F6","text":"Each RSU represents a contingent right to receive twenty Ordinary Shares or cash in lieu thereof at the Issuer's discretion."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F5","text":"On February 1, 2024, the Reporting Person was granted 5,500 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of January 31, 2025, January 31, 2026, and January 31, 2027."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Not applicable."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":1833,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":1833},"source":{"system":"sec-edgar","filing":"0001193125-26-036165","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036165/ownership.xml","form_type":"4"}},{"id":923006,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:06.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":563,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F6","text":"Each RSU represents a contingent right to receive twenty Ordinary Shares or cash in lieu thereof at the Issuer's discretion."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On February 1, 2023, the Reporting Person was granted 1,690 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of January 31, 2024, January 31, 2025, and January 31, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Not applicable."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":563},"source":{"system":"sec-edgar","filing":"0001193125-26-036165","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036165/ownership.xml","form_type":"4"}},{"id":923005,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:06.000Z","date":"2026-01-31","kind":"tax_withholding","planned":false,"acquired":false,"shares":1008,"price":15.42,"value":15543.36,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":6157,"source":{"system":"sec-edgar","filing":"0001193125-26-036165","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036165/ownership.xml","form_type":"4"}},{"id":923004,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:06.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":1833,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F5","text":"On February 1, 2024, the Reporting Person was granted 5,500 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of January 31, 2025, January 31, 2026, and January 31, 2027."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Not applicable."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":7165,"source":{"system":"sec-edgar","filing":"0001193125-26-036165","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036165/ownership.xml","form_type":"4"}},{"id":923003,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:06.000Z","date":"2026-01-31","kind":"tax_withholding","planned":false,"acquired":false,"shares":310,"price":15.42,"value":4780.2,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":5332,"source":{"system":"sec-edgar","filing":"0001193125-26-036165","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036165/ownership.xml","form_type":"4"}},{"id":923002,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:06.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":563,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F2","text":"On February 1, 2023, the Reporting Person was granted 1,690 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of January 31, 2024, January 31, 2025, and January 31, 2026."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Not applicable."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":5642,"source":{"system":"sec-edgar","filing":"0001193125-26-036165","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036165/ownership.xml","form_type":"4"}},{"id":948571,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Restricted Stock Unit","published_at":"2026-01-06T22:00:21.000Z","date":"2026-01-02","kind":"grant","planned":false,"acquired":true,"shares":2447,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"Each RSU represents a contingent right to receive twenty Ordinary Shares or cash in lieu thereof at the Issuer's discretion."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On January 10, 2025, the Reporting Person was granted 4,894 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). The shares subject to this grant shall vest over eighteen months, with 50% to vest on January 2, 2026 and the remaining balance to vest on July 1, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Not applicable."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":2447,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":2447},"source":{"system":"sec-edgar","filing":"0001193125-26-004724","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004724/ownership.xml","form_type":"4"}},{"id":948570,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Shares","published_at":"2026-01-06T22:00:21.000Z","date":"2026-01-02","kind":"tax_withholding","planned":false,"acquired":false,"shares":1356,"price":13.96,"value":18929.76,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":5079,"source":{"system":"sec-edgar","filing":"0001193125-26-004724","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004724/ownership.xml","form_type":"4"}},{"id":948569,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Shares","published_at":"2026-01-06T22:00:21.000Z","date":"2026-01-02","kind":"exercise","planned":false,"acquired":true,"shares":2447,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F2","text":"On January 10, 2025, the Reporting Person was granted 4,894 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). The shares subject to this grant shall vest over eighteen months, with 50% to vest on January 2, 2026 and the remaining balance to vest on July 1, 2026."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Not applicable."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":6435,"source":{"system":"sec-edgar","filing":"0001193125-26-004724","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004724/ownership.xml","form_type":"4"}},{"id":1076794,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Restricted Stock Unit","published_at":"2025-08-04T21:00:06.000Z","date":"2025-08-01","kind":"grant","planned":false,"acquired":true,"shares":312,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F5","text":"Each RSU represents a contingent right to receive twenty Ordinary Shares or cash in lieu thereof at the Issuer's discretion."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On August 8, 2022, the Reporting Person was granted 1,250 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in four equal installments on each of August 1, 2023, August 1, 2024, August 1, 2025, and August 1, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Not applicable."},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"derivative.underlying_shares","element":"underlyingSecurityShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. 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Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":3988,"source":{"system":"sec-edgar","filing":"0000950170-25-102119","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025102119/ownership.xml","form_type":"4"}},{"id":1076792,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"American Depositary Share","published_at":"2025-08-04T21:00:06.000Z","date":"2025-08-01","kind":"exercise","planned":false,"acquired":true,"shares":312,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"kind","element":"transactionCoding","label":"F2","text":"On August 8, 2022, the Reporting Person was granted 1,250 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in four equal installments on each of August 1, 2023, August 1, 2024, August 1, 2025, and August 1, 2026."},{"field":"shares","element":"transactionShares","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Not applicable."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"Effective April 11, 2025, the Issuer implemented a ratio change that one (1) American Depositary Share (\"ADS\") currently represents twenty (20) Ordinary Shares (\"ADS Ratio Change\"). Proportionate adjustments were made to the Issuer's outstanding equity awards. 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These RSUs vest in three equal installments on each of April 1, 2024, April 1, 2025, and April 1, 2026."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Not applicable"},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share."}],"balance_after":2500,"derivative":{"exercise_price":0,"underlying":"Ordinary Shares","underlying_shares":2500},"source":{"system":"sec-edgar","filing":"0000950170-25-052305","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025052305/ownership.xml","form_type":"4"}},{"id":1174960,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Restricted Stock Unit","published_at":"2025-04-09T11:25:08.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":true,"shares":2600,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F7","text":"Each RSU represents a contingent right to receive one Ordinary Share or cash in lieu thereof at the Issuer's discretion."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"On March 1, 2021, the Reporting Person was granted 10,400 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in four equal installments on each of March 1, 2022, March 1, 2023, March 1, 2024, and March 1, 2025."},{"field":"derivative.expiration_date","element":"expirationDate","label":"F3","text":"Not applicable"},{"field":"derivative.underlying","element":"underlyingSecurityTitle","label":"F1","text":"The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"Ordinary Shares","underlying_shares":2600},"source":{"system":"sec-edgar","filing":"0000950170-25-052305","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025052305/ownership.xml","form_type":"4"}},{"id":1174959,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Ordinary Shares","published_at":"2025-04-09T11:25:08.000Z","date":"2025-04-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":857,"price":0.65,"value":557.05,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share."},{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Grant price is set at the higher of (1) our nominal par value of 50 pence per share, as converted on date of grant, for which our Plan dictates under United Kingdom law, or (2) fair market value of stock price on the NASDAQ at close of business day."}],"balance_after":76736,"source":{"system":"sec-edgar","filing":"0000950170-25-052305","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025052305/ownership.xml","form_type":"4"}},{"id":1174958,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Ordinary Shares","published_at":"2025-04-09T11:25:08.000Z","date":"2025-04-01","kind":"exercise","planned":false,"acquired":true,"shares":2500,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share."},{"field":"kind","element":"transactionCoding","label":"F6","text":"On April 1, 2023, the Reporting Person was granted 7,500 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 1, 2024, April 1, 2025, and April 1, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"Not applicable"}],"balance_after":77593,"source":{"system":"sec-edgar","filing":"0000950170-25-052305","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025052305/ownership.xml","form_type":"4"}},{"id":1174957,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Ordinary Shares","published_at":"2025-04-09T11:25:08.000Z","date":"2025-03-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":891,"price":0.63,"value":561.33,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share."},{"field":"kind","element":"transactionCoding","label":"F4","text":"Represents withholding by the Issuer of shares in respect of tax liability incident to the vesting of a security issued in accordance with Rule 16b-3, and not a market sale of securities."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"Grant price is set at the higher of (1) our nominal par value of 50 pence per share, as converted on date of grant, for which our Plan dictates under United Kingdom law, or (2) fair market value of stock price on the NASDAQ at close of business day."}],"balance_after":75093,"source":{"system":"sec-edgar","filing":"0000950170-25-052305","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025052305/ownership.xml","form_type":"4"}},{"id":1174956,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":27331,"kind":"person","name":"Fishman Peter L.","position":1,"cik":"0002042862","reported_name":"Fishman Peter L.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"SVP, CFO"}}],"security":"Ordinary Shares","published_at":"2025-04-09T11:25:08.000Z","date":"2025-03-01","kind":"exercise","planned":false,"acquired":true,"shares":2600,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share."},{"field":"kind","element":"transactionCoding","label":"F2","text":"On March 1, 2021, the Reporting Person was granted 10,400 RSUs under the Amarin Corporation plc 2011 Stock Incentive Plan (the \"Plan\"). 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