{"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":709326,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-07-15T21:00:12.000Z","date":"2026-07-01","kind":"grant","planned":false,"acquired":true,"shares":3688,"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 7,376 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":3688},"source":{"system":"sec-edgar","filing":"0001193125-26-304912","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304912/ownership.xml","form_type":"4"}},{"id":709325,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"American Depositary Shares","published_at":"2026-07-15T21:00:12.000Z","date":"2026-07-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":1926,"price":15.94,"value":30700.44,"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":13470,"source":{"system":"sec-edgar","filing":"0001193125-26-304912","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304912/ownership.xml","form_type":"4"}},{"id":709324,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"American Depositary Shares","published_at":"2026-07-15T21:00:12.000Z","date":"2026-07-01","kind":"exercise","planned":false,"acquired":true,"shares":3688,"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 7,376 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":15396,"source":{"system":"sec-edgar","filing":"0001193125-26-304912","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304912/ownership.xml","form_type":"4"}},{"id":709323,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-07-15T21:00:09.000Z","date":"2026-07-01","kind":"grant","planned":false,"acquired":true,"shares":3688,"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 7,376 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":3688},"source":{"system":"sec-edgar","filing":"0001193125-26-304911","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304911/ownership.xml","form_type":"4"}},{"id":709322,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"American Depositary Shares","published_at":"2026-07-15T21:00:09.000Z","date":"2026-07-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":1887,"price":15.94,"value":30078.78,"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":42680,"source":{"system":"sec-edgar","filing":"0001193125-26-304911","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304911/ownership.xml","form_type":"4"}},{"id":709321,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"American Depositary Shares","published_at":"2026-07-15T21:00:09.000Z","date":"2026-07-01","kind":"exercise","planned":false,"acquired":true,"shares":3688,"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 7,376 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":44567,"source":{"system":"sec-edgar","filing":"0001193125-26-304911","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304911/ownership.xml","form_type":"4"}},{"id":709320,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30408,"kind":"person","name":"Provoost Jonathan","position":1,"cik":"0001998452","reported_name":"Provoost Jonathan","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Legal Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-07-15T21:00:07.000Z","date":"2026-07-01","kind":"grant","planned":false,"acquired":true,"shares":3688,"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 7,376 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":3688},"source":{"system":"sec-edgar","filing":"0001193125-26-304910","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304910/ownership.xml","form_type":"4"}},{"id":709319,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30408,"kind":"person","name":"Provoost Jonathan","position":1,"cik":"0001998452","reported_name":"Provoost Jonathan","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Legal Officer"}}],"security":"American Depositary Shares","published_at":"2026-07-15T21:00:07.000Z","date":"2026-07-01","kind":"tax_withholding","planned":false,"acquired":false,"shares":1264,"price":15.94,"value":20148.16,"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":4624,"source":{"system":"sec-edgar","filing":"0001193125-26-304910","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304910/ownership.xml","form_type":"4"}},{"id":709318,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30408,"kind":"person","name":"Provoost Jonathan","position":1,"cik":"0001998452","reported_name":"Provoost Jonathan","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Legal Officer"}}],"security":"American Depositary Shares","published_at":"2026-07-15T21:00:07.000Z","date":"2026-07-01","kind":"exercise","planned":false,"acquired":true,"shares":3688,"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 7,376 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":5888,"source":{"system":"sec-edgar","filing":"0001193125-26-304910","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526304910/ownership.xml","form_type":"4"}},{"id":723235,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Restricted Stock Unit","published_at":"2026-06-30T21:20:06.000Z","date":"2026-06-26","kind":"exercise","planned":false,"acquired":true,"shares":6250,"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 June 26, 2025, the Reporting Person was granted 12,500 RSUs that vests in two equal installments on the first anniversary of the grant date and the remaining balance to vest eighteen months after grant date."},{"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":6250,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":6250},"source":{"system":"sec-edgar","filing":"0001193125-26-290834","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526290834/ownership.xml","form_type":"4"}},{"id":723234,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"American Depositary Shares","published_at":"2026-06-30T21:20:06.000Z","date":"2026-06-26","kind":"tax_withholding","planned":false,"acquired":false,"shares":3197,"price":16.35,"value":52270.95,"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":85648,"source":{"system":"sec-edgar","filing":"0001193125-26-290834","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526290834/ownership.xml","form_type":"4"}},{"id":723233,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"American Depositary Shares","published_at":"2026-06-30T21:20:06.000Z","date":"2026-06-26","kind":"exercise","planned":false,"acquired":true,"shares":6250,"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 June 26, 2025, the Reporting Person was granted 12,500 RSUs that vests in two equal installments on the first anniversary of the grant date and the remaining balance to vest eighteen months after grant date."},{"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":88845,"source":{"system":"sec-edgar","filing":"0001193125-26-290834","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526290834/ownership.xml","form_type":"4"}},{"id":803295,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51698,"kind":"person","name":"Bonfiglio Patrice Eadon","position":1,"cik":"0001823768","reported_name":"Bonfiglio Patrice Eadon","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Unit","published_at":"2026-04-22T21:00:06.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":838,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":838},"source":{"system":"sec-edgar","filing":"0001193125-26-170731","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526170731/ownership.xml","form_type":"4"}},{"id":803294,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51698,"kind":"person","name":"Bonfiglio Patrice Eadon","position":1,"cik":"0001823768","reported_name":"Bonfiglio Patrice Eadon","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-22T21:00:06.000Z","date":"2026-04-18","kind":"tax_withholding","planned":false,"acquired":false,"shares":403,"price":14.98,"value":6036.94,"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":836,"source":{"system":"sec-edgar","filing":"0001193125-26-170731","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526170731/ownership.xml","form_type":"4"}},{"id":803293,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51698,"kind":"person","name":"Bonfiglio Patrice Eadon","position":1,"cik":"0001823768","reported_name":"Bonfiglio Patrice Eadon","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-22T21:00:06.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":1239,"source":{"system":"sec-edgar","filing":"0001193125-26-170731","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526170731/ownership.xml","form_type":"4"}},{"id":803961,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51853,"kind":"person","name":"Cohen Paul","position":1,"cik":"0001968794","reported_name":"Cohen Paul","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Unit","published_at":"2026-04-21T21:00:07.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":838,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":838},"source":{"system":"sec-edgar","filing":"0001193125-26-167117","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167117/ownership.xml","form_type":"4"}},{"id":803960,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51853,"kind":"person","name":"Cohen Paul","position":1,"cik":"0001968794","reported_name":"Cohen Paul","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:07.000Z","date":"2026-04-18","kind":"tax_withholding","planned":false,"acquired":false,"shares":403,"price":14.98,"value":6036.94,"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":836,"source":{"system":"sec-edgar","filing":"0001193125-26-167117","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167117/ownership.xml","form_type":"4"}},{"id":803959,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51853,"kind":"person","name":"Cohen Paul","position":1,"cik":"0001968794","reported_name":"Cohen Paul","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:07.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":1239,"source":{"system":"sec-edgar","filing":"0001193125-26-167117","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167117/ownership.xml","form_type":"4"}},{"id":803958,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51852,"kind":"person","name":"Sterling Louis III","position":1,"cik":"0001968518","reported_name":"Sterling Louis III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Unit","published_at":"2026-04-21T21:00:05.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":838,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":838},"source":{"system":"sec-edgar","filing":"0001193125-26-167114","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167114/ownership.xml","form_type":"4"}},{"id":803957,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51852,"kind":"person","name":"Sterling Louis III","position":1,"cik":"0001968518","reported_name":"Sterling Louis III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:05.000Z","date":"2026-04-18","kind":"tax_withholding","planned":false,"acquired":false,"shares":403,"price":14.98,"value":6036.94,"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":4049,"source":{"system":"sec-edgar","filing":"0001193125-26-167114","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167114/ownership.xml","form_type":"4"}},{"id":803956,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51852,"kind":"person","name":"Sterling Louis III","position":1,"cik":"0001968518","reported_name":"Sterling Louis III","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:05.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":4452,"source":{"system":"sec-edgar","filing":"0001193125-26-167114","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167114/ownership.xml","form_type":"4"}},{"id":803955,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51851,"kind":"person","name":"Odysseas Kostas D","position":1,"cik":"0001483080","reported_name":"Odysseas Kostas D","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Unit","published_at":"2026-04-21T21:00:04.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":838,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":838},"source":{"system":"sec-edgar","filing":"0001193125-26-167119","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167119/ownership.xml","form_type":"4"}},{"id":803954,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51851,"kind":"person","name":"Odysseas Kostas D","position":1,"cik":"0001483080","reported_name":"Odysseas Kostas D","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:04.000Z","date":"2026-04-18","kind":"tax_withholding","planned":false,"acquired":false,"shares":403,"price":14.98,"value":6036.94,"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":836,"source":{"system":"sec-edgar","filing":"0001193125-26-167119","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167119/ownership.xml","form_type":"4"}},{"id":803953,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51851,"kind":"person","name":"Odysseas Kostas D","position":1,"cik":"0001483080","reported_name":"Odysseas Kostas D","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:04.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":1239,"source":{"system":"sec-edgar","filing":"0001193125-26-167119","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167119/ownership.xml","form_type":"4"}},{"id":803952,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":41454,"kind":"person","name":"Sullivan Diane E.","position":1,"cik":"0001968736","reported_name":"Sullivan Diane E.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Unit","published_at":"2026-04-21T21:00:04.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":838,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":838},"source":{"system":"sec-edgar","filing":"0001193125-26-167113","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167113/ownership.xml","form_type":"4"}},{"id":803951,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":41454,"kind":"person","name":"Sullivan Diane E.","position":1,"cik":"0001968736","reported_name":"Sullivan Diane E.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:04.000Z","date":"2026-04-18","kind":"tax_withholding","planned":false,"acquired":false,"shares":403,"price":14.98,"value":6036.94,"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":836,"source":{"system":"sec-edgar","filing":"0001193125-26-167113","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167113/ownership.xml","form_type":"4"}},{"id":803950,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":41454,"kind":"person","name":"Sullivan Diane E.","position":1,"cik":"0001968736","reported_name":"Sullivan Diane E.","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:04.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":1239,"source":{"system":"sec-edgar","filing":"0001193125-26-167113","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167113/ownership.xml","form_type":"4"}},{"id":803949,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51850,"kind":"person","name":"Horn Keith","position":1,"cik":"0001672836","reported_name":"Horn Keith","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Unit","published_at":"2026-04-21T21:00:03.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":838,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":838},"source":{"system":"sec-edgar","filing":"0001193125-26-167118","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167118/ownership.xml","form_type":"4"}},{"id":803948,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51850,"kind":"person","name":"Horn Keith","position":1,"cik":"0001672836","reported_name":"Horn Keith","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:03.000Z","date":"2026-04-18","kind":"tax_withholding","planned":false,"acquired":false,"shares":403,"price":14.98,"value":6036.94,"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":836,"source":{"system":"sec-edgar","filing":"0001193125-26-167118","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167118/ownership.xml","form_type":"4"}},{"id":803947,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51850,"kind":"person","name":"Horn Keith","position":1,"cik":"0001672836","reported_name":"Horn Keith","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:03.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":1239,"source":{"system":"sec-edgar","filing":"0001193125-26-167118","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167118/ownership.xml","form_type":"4"}},{"id":803946,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51849,"kind":"person","name":"O'Connor Oliver","position":1,"cik":"0001973902","reported_name":"O'Connor Oliver","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Unit","published_at":"2026-04-21T21:00:02.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":838,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":838},"source":{"system":"sec-edgar","filing":"0001193125-26-167112","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167112/ownership.xml","form_type":"4"}},{"id":803945,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51849,"kind":"person","name":"O'Connor Oliver","position":1,"cik":"0001973902","reported_name":"O'Connor Oliver","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:02.000Z","date":"2026-04-18","kind":"tax_withholding","planned":false,"acquired":false,"shares":438,"price":14.98,"value":6561.24,"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":801,"source":{"system":"sec-edgar","filing":"0001193125-26-167112","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167112/ownership.xml","form_type":"4"}},{"id":803944,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51849,"kind":"person","name":"O'Connor Oliver","position":1,"cik":"0001973902","reported_name":"O'Connor Oliver","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2026-04-21T21:00:02.000Z","date":"2026-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted 2,514 RSUs under the Amarin Corporation plc 2020 Stock Incentive Plan (the \"Plan\"). These RSUs vest in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":1239,"source":{"system":"sec-edgar","filing":"0001193125-26-167112","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526167112/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":923019,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Stock Option (right to buy)","published_at":"2026-02-04T00:00:09.000Z","date":"2026-02-01","kind":"grant","planned":false,"acquired":true,"shares":120566,"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 120,566 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":120566,"derivative":{"exercise_price":14.99,"expiration_date":"2036-02-01","underlying":"American Depositary Shares","underlying_shares":120566},"source":{"system":"sec-edgar","filing":"0001193125-26-036167","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036167/ownership.xml","form_type":"4"}},{"id":923018,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:09.000Z","date":"2026-02-01","kind":"grant","planned":false,"acquired":true,"shares":26793,"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 26,793 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."}],"balance_after":26793,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":26793},"source":{"system":"sec-edgar","filing":"0001193125-26-036167","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036167/ownership.xml","form_type":"4"}},{"id":923017,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:09.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":1933,"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 5,800 RSUs under 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."}],"balance_after":1933,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":1933},"source":{"system":"sec-edgar","filing":"0001193125-26-036167","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036167/ownership.xml","form_type":"4"}},{"id":923016,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:09.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":2246,"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 21, 2023, the Reporting Person was granted 6,740 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2020 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."}],"balance_after":0,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":2246},"source":{"system":"sec-edgar","filing":"0001193125-26-036167","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036167/ownership.xml","form_type":"4"}},{"id":923015,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:09.000Z","date":"2026-01-31","kind":"tax_withholding","planned":false,"acquired":false,"shares":1063,"price":15.42,"value":16391.46,"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":82595,"source":{"system":"sec-edgar","filing":"0001193125-26-036167","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036167/ownership.xml","form_type":"4"}},{"id":923014,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:09.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":1933,"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 5,800 RSUs under 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":83658,"source":{"system":"sec-edgar","filing":"0001193125-26-036167","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036167/ownership.xml","form_type":"4"}},{"id":923013,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:09.000Z","date":"2026-01-31","kind":"tax_withholding","planned":false,"acquired":false,"shares":1235,"price":15.42,"value":19043.7,"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":81725,"source":{"system":"sec-edgar","filing":"0001193125-26-036167","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036167/ownership.xml","form_type":"4"}},{"id":923012,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:09.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":2246,"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 21, 2023, the Reporting Person was granted 6,740 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2020 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":82960,"source":{"system":"sec-edgar","filing":"0001193125-26-036167","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036167/ownership.xml","form_type":"4"}},{"id":923011,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30408,"kind":"person","name":"Provoost Jonathan","position":1,"cik":"0001998452","reported_name":"Provoost Jonathan","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Legal Officer"}}],"security":"Stock Option (right to buy)","published_at":"2026-02-04T00:00:07.000Z","date":"2026-02-01","kind":"grant","planned":false,"acquired":true,"shares":36060,"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":"F4","text":"On February 1, 2026, the Reporting Person was granted an option to purchase 36,060 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":36060,"derivative":{"exercise_price":14.99,"expiration_date":"2036-02-01","underlying":"American Depositary Shares","underlying_shares":36060},"source":{"system":"sec-edgar","filing":"0001193125-26-036166","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036166/ownership.xml","form_type":"4"}},{"id":923010,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30408,"kind":"person","name":"Provoost Jonathan","position":1,"cik":"0001998452","reported_name":"Provoost Jonathan","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Legal Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:07.000Z","date":"2026-02-01","kind":"grant","planned":false,"acquired":true,"shares":8013,"price":0,"value":0.0,"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":"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, 2026, the Reporting Person was granted 8,013 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2020 Stock Incentive Plan (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":8013,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":8013},"source":{"system":"sec-edgar","filing":"0001193125-26-036166","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036166/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":923001,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"Stock Option (right to buy)","published_at":"2026-02-04T00:00:05.000Z","date":"2026-02-01","kind":"grant","planned":false,"acquired":true,"shares":36060,"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 36,060 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":36060,"derivative":{"exercise_price":14.99,"expiration_date":"2036-02-01","underlying":"American Depositary Shares","underlying_shares":36060},"source":{"system":"sec-edgar","filing":"0001193125-26-036169","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036169/ownership.xml","form_type":"4"}},{"id":923000,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:05.000Z","date":"2026-02-01","kind":"grant","planned":false,"acquired":true,"shares":8013,"price":0,"value":0.0,"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":"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 8,013 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":8013,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":8013},"source":{"system":"sec-edgar","filing":"0001193125-26-036169","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036169/ownership.xml","form_type":"4"}},{"id":922999,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:05.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":1933,"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 5,800 RSUs under 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":1933,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":1933},"source":{"system":"sec-edgar","filing":"0001193125-26-036169","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036169/ownership.xml","form_type":"4"}},{"id":922998,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:05.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":2246,"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 21, 2023, the Reporting Person was granted 6,740 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2020 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":2246},"source":{"system":"sec-edgar","filing":"0001193125-26-036169","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036169/ownership.xml","form_type":"4"}},{"id":922997,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:05.000Z","date":"2026-01-31","kind":"tax_withholding","planned":false,"acquired":false,"shares":1062,"price":15.42,"value":16376.04,"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":40879,"source":{"system":"sec-edgar","filing":"0001193125-26-036169","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036169/ownership.xml","form_type":"4"}},{"id":922996,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:05.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":1933,"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 5,800 RSUs under 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":41941,"source":{"system":"sec-edgar","filing":"0001193125-26-036169","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036169/ownership.xml","form_type":"4"}},{"id":922995,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:05.000Z","date":"2026-01-31","kind":"tax_withholding","planned":false,"acquired":false,"shares":1235,"price":15.42,"value":19043.7,"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":40008,"source":{"system":"sec-edgar","filing":"0001193125-26-036169","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036169/ownership.xml","form_type":"4"}},{"id":922994,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:05.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":2246,"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 21, 2023, the Reporting Person was granted 6,740 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2020 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":41243,"source":{"system":"sec-edgar","filing":"0001193125-26-036169","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036169/ownership.xml","form_type":"4"}},{"id":922992,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"Stock Option (right to buy)","published_at":"2026-02-04T00:00:04.000Z","date":"2026-02-01","kind":"grant","planned":false,"acquired":true,"shares":30060,"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 36,060 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":30060,"derivative":{"exercise_price":14.99,"expiration_date":"2036-02-01","underlying":"American Depositary Shares","underlying_shares":30060},"source":{"system":"sec-edgar","filing":"0001193125-26-036164","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036164/ownership.xml","form_type":"4"}},{"id":922991,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:04.000Z","date":"2026-02-01","kind":"grant","planned":false,"acquired":true,"shares":8013,"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 8,013 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":8013,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":8013},"source":{"system":"sec-edgar","filing":"0001193125-26-036164","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036164/ownership.xml","form_type":"4"}},{"id":922990,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:04.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":1933,"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 5,800 RSUs under 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":1933,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":1933},"source":{"system":"sec-edgar","filing":"0001193125-26-036164","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036164/ownership.xml","form_type":"4"}},{"id":922989,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-02-04T00:00:04.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":2246,"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 21, 2023, the Reporting Person was granted 6,740 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2020 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":2246},"source":{"system":"sec-edgar","filing":"0001193125-26-036164","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036164/ownership.xml","form_type":"4"}},{"id":922988,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:04.000Z","date":"2026-01-31","kind":"tax_withholding","planned":false,"acquired":false,"shares":1010,"price":15.42,"value":15574.2,"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":11708,"source":{"system":"sec-edgar","filing":"0001193125-26-036164","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036164/ownership.xml","form_type":"4"}},{"id":922987,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:04.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":1933,"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 5,800 RSUs under 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":12718,"source":{"system":"sec-edgar","filing":"0001193125-26-036164","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036164/ownership.xml","form_type":"4"}},{"id":922986,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:04.000Z","date":"2026-01-31","kind":"tax_withholding","planned":false,"acquired":false,"shares":1173,"price":15.42,"value":18087.66,"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":10785,"source":{"system":"sec-edgar","filing":"0001193125-26-036164","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036164/ownership.xml","form_type":"4"}},{"id":922985,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"American Depositary Shares","published_at":"2026-02-04T00:00:04.000Z","date":"2026-01-31","kind":"exercise","planned":false,"acquired":true,"shares":2246,"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 21, 2023, the Reporting Person was granted 6,740 Restricted Stock Units (\"RSUs\") under the Amarin Corporation plc 2020 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":11958,"source":{"system":"sec-edgar","filing":"0001193125-26-036164","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526036164/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":948574,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-01-06T22:00:17.000Z","date":"2026-01-02","kind":"grant","planned":false,"acquired":true,"shares":3688,"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 7,376 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":3688,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":3688},"source":{"system":"sec-edgar","filing":"0001193125-26-004722","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004722/ownership.xml","form_type":"4"}},{"id":948573,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"American Depositary Shares","published_at":"2026-01-06T22:00:17.000Z","date":"2026-01-02","kind":"tax_withholding","planned":false,"acquired":false,"shares":1926,"price":13.96,"value":26886.96,"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":9712,"source":{"system":"sec-edgar","filing":"0001193125-26-004722","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004722/ownership.xml","form_type":"4"}},{"id":948572,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30410,"kind":"person","name":"Keenan David Paul","position":1,"cik":"0002094574","reported_name":"Keenan David Paul","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Operating Officer"}}],"security":"American Depositary Shares","published_at":"2026-01-06T22:00:17.000Z","date":"2026-01-02","kind":"exercise","planned":false,"acquired":true,"shares":3688,"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 7,376 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":11638,"source":{"system":"sec-edgar","filing":"0001193125-26-004722","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004722/ownership.xml","form_type":"4"}},{"id":948568,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30408,"kind":"person","name":"Provoost Jonathan","position":1,"cik":"0001998452","reported_name":"Provoost Jonathan","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Legal Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-01-06T22:00:12.000Z","date":"2026-01-02","kind":"grant","planned":false,"acquired":true,"shares":3688,"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 7,376 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":3688,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":3688},"source":{"system":"sec-edgar","filing":"0001193125-26-004719","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004719/ownership.xml","form_type":"4"}},{"id":948567,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30408,"kind":"person","name":"Provoost Jonathan","position":1,"cik":"0001998452","reported_name":"Provoost Jonathan","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Legal Officer"}}],"security":"American Depositary Shares","published_at":"2026-01-06T22:00:12.000Z","date":"2026-01-02","kind":"tax_withholding","planned":false,"acquired":false,"shares":1488,"price":13.96,"value":20772.48,"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":2200,"source":{"system":"sec-edgar","filing":"0001193125-26-004719","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004719/ownership.xml","form_type":"4"}},{"id":948566,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30408,"kind":"person","name":"Provoost Jonathan","position":1,"cik":"0001998452","reported_name":"Provoost Jonathan","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Legal Officer"}}],"security":"American Depositary Shares","published_at":"2026-01-06T22:00:12.000Z","date":"2026-01-02","kind":"exercise","planned":false,"acquired":true,"shares":3688,"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 7,376 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":3688,"source":{"system":"sec-edgar","filing":"0001193125-26-004719","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004719/ownership.xml","form_type":"4"}},{"id":948565,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"Restricted Stock Unit","published_at":"2026-01-06T22:00:10.000Z","date":"2026-01-02","kind":"grant","planned":false,"acquired":true,"shares":3688,"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 7,376 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":3688,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":3688},"source":{"system":"sec-edgar","filing":"0001193125-26-004718","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004718/ownership.xml","form_type":"4"}},{"id":948564,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"American Depositary Shares","published_at":"2026-01-06T22:00:10.000Z","date":"2026-01-02","kind":"tax_withholding","planned":false,"acquired":false,"shares":2041,"price":13.96,"value":28492.36,"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":38997,"source":{"system":"sec-edgar","filing":"0001193125-26-004718","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004718/ownership.xml","form_type":"4"}},{"id":948563,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":30409,"kind":"person","name":"Ketchum Steven B","position":1,"cik":"0001289884","reported_name":"Ketchum Steven B","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP, Chief Scientific Officer"}}],"security":"American Depositary Shares","published_at":"2026-01-06T22:00:10.000Z","date":"2026-01-02","kind":"exercise","planned":false,"acquired":true,"shares":3688,"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 7,376 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":41038,"source":{"system":"sec-edgar","filing":"0001193125-26-004718","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000119312526004718/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. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":313,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":312},"source":{"system":"sec-edgar","filing":"0000950170-25-102119","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025102119/ownership.xml","form_type":"4"}},{"id":1076793,"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":"tax_withholding","planned":false,"acquired":false,"shares":160,"price":14.52,"value":2323.2,"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":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. The amount of securities reported on this Form 4 reflect the ADS Ratio Change."}],"balance_after":4148,"source":{"system":"sec-edgar","filing":"0000950170-25-102119","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025102119/ownership.xml","form_type":"4"}},{"id":1099635,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Restricted Stock Unit","published_at":"2025-07-01T01:30:04.000Z","date":"2025-06-26","kind":"grant","planned":false,"acquired":true,"shares":12500,"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":"F8","text":"On June 26, 2025, the Reporting Person was granted 12,500 RSUs that vests in two equal installments on the first anniversary of the grant date and the remaining balance to vest eighteen months after grant date."},{"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":"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":12500,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":12500},"source":{"system":"sec-edgar","filing":"0000950170-25-091845","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025091845/ownership.xml","form_type":"4"}},{"id":1099634,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Restricted Stock Unit","published_at":"2025-07-01T01:30:04.000Z","date":"2025-06-26","kind":"grant","planned":false,"acquired":true,"shares":75000,"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":"kind","element":"transactionCoding","label":"F7","text":"Additionally, award was exercise or conversion of derivative security exempted pursuant to Rule 16b-3."},{"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 June 26, 2025 the Reporting Person was granted 75,000 RSUs that vested as of the June 26, 2025."},{"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":75000},"source":{"system":"sec-edgar","filing":"0000950170-25-091845","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025091845/ownership.xml","form_type":"4"}},{"id":1099633,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"Stock Option (Right to Buy)","published_at":"2025-07-01T01:30:04.000Z","date":"2025-06-26","kind":"grant","planned":false,"acquired":true,"shares":37500,"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":"F5","text":"On June 26, 2025 the Reporting Person was granted an option to purchase 37,500 American Depositary Shares (\"ADS\") under the Plan. The shares subject to this option shall vest and become exercisable over eighteen months, with 50% to vest on the first anniversary of the grant date and the remaining balance to vest eighteen months after grant date."},{"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":37500,"derivative":{"exercise_price":15.9,"expiration_date":"2035-06-26","underlying":"American Depositary Shares","underlying_shares":37500},"source":{"system":"sec-edgar","filing":"0000950170-25-091845","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025091845/ownership.xml","form_type":"4"}},{"id":1099632,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"American Depositary Share","published_at":"2025-07-01T01:30:04.000Z","date":"2025-06-26","kind":"tax_withholding","planned":false,"acquired":false,"shares":38363,"price":15.9,"value":609971.7,"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":80714,"source":{"system":"sec-edgar","filing":"0000950170-25-091845","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025091845/ownership.xml","form_type":"4"}},{"id":1099631,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":34609,"kind":"person","name":"Berg Aaron","position":1,"cik":"0001770259","reported_name":"Berg Aaron","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"President and CEO"}}],"security":"American Depositary Share","published_at":"2025-07-01T01:30:04.000Z","date":"2025-06-26","kind":"exercise","planned":false,"acquired":true,"shares":75000,"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 June 26, 2025 the Reporting Person was granted 75,000 RSUs that vested as of the June 26, 2025."},{"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":119077,"source":{"system":"sec-edgar","filing":"0000950170-25-091845","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025091845/ownership.xml","form_type":"4"}},{"id":1167967,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51853,"kind":"person","name":"Cohen Paul","position":1,"cik":"0001968794","reported_name":"Cohen Paul","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Unit","published_at":"2025-04-23T01:00:12.000Z","date":"2025-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted an award that vests in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":1676,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":838},"source":{"system":"sec-edgar","filing":"0000950170-25-056932","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025056932/ownership.xml","form_type":"4"}},{"id":1167966,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51853,"kind":"person","name":"Cohen Paul","position":1,"cik":"0001968794","reported_name":"Cohen Paul","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2025-04-23T01:00:12.000Z","date":"2025-04-18","kind":"tax_withholding","planned":false,"acquired":false,"shares":437,"price":9.11,"value":3981.07,"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":401,"source":{"system":"sec-edgar","filing":"0000950170-25-056932","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025056932/ownership.xml","form_type":"4"}},{"id":1167965,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51853,"kind":"person","name":"Cohen Paul","position":1,"cik":"0001968794","reported_name":"Cohen Paul","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"American Depositary Shares","published_at":"2025-04-23T01:00:12.000Z","date":"2025-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted an award that vests in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":838,"source":{"system":"sec-edgar","filing":"0000950170-25-056932","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025056932/ownership.xml","form_type":"4"}},{"id":1167964,"issuer":{"id":5970,"kind":"organization","name":"AMARIN CORP PLC\\UK"},"owners":[{"id":51850,"kind":"person","name":"Horn Keith","position":1,"cik":"0001672836","reported_name":"Horn Keith","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Restricted Stock Unit","published_at":"2025-04-23T01:00:09.000Z","date":"2025-04-18","kind":"exercise","planned":false,"acquired":true,"shares":838,"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 18, 2024, following the conclusion of the Issuer's annual general meeting of shareholders for 2024, the Reporting Person was granted an award that vests in three equal installments on each of April 18, 2025, April 18, 2026 and April 18, 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":1676,"derivative":{"exercise_price":0,"underlying":"American Depositary Shares","underlying_shares":838},"source":{"system":"sec-edgar","filing":"0000950170-25-056931","document":"ownership.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/897448/000095017025056931/ownership.xml","form_type":"4"}}],"next_cursor":"2025-04-23T01:00:09.000000Z,1167964"}