{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-061610","form_type":"8-K","ticker":"AMRN","cik":"0000897448","company_name":"AMARIN CORP PLCUK","filed_at":"2023-03-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:48.474030+00:00","generated_at":"2026-06-18T12:32:01.398323+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Amarin announces resignation of seven independent directors after Sarissa proxy win","bullets":["Seven independent non-Sarissa board members resigned effective March 6, 2023.","Resignations were to avoid further proxy contests and allow Sarissa immediate control.","Departing directors include Adam Berger, Erin Enright, Geraldine Murphy, Kristine Peterson, Dr. Murray Stewart, Jan van Heek, and Alfonso Zulueta.","Resignations not due to any disagreement with company operations, policies, or practices.","Sarissa slate won at 2023 Special Meeting of Shareholders, prompting board change."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-061610","json":"https://secwatch.observer/filing/0001193125-23-061610.json","markdown":"https://secwatch.observer/filing/0001193125-23-061610.md","text":"https://secwatch.observer/filing/0001193125-23-061610.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/897448/000119312523061610/0001193125-23-061610-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/897448/000119312523061610/d419685d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T12:32:01.398323+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"105eaf17d5","claim":"Kristine Peterson resigned as Director at AMARIN CORP PLCUK.","evidence_excerpt":"On March 6, 2023, Amarin Corporation plc (the “Company”) announced that Adam Berger, Erin Enright, Geraldine Murphy, Kristine Peterson, Dr. Murray Stewart, Jan van Heek and Alfonso “Chito” Zulueta (the “Departing Directors”) notified the Company of their decision to resign as directors of the Company, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/897448/000119312523061610/0001193125-23-061610-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"2842aea710","claim":"Dr. Murray Stewart resigned as Director at AMARIN CORP PLCUK.","evidence_excerpt":"On March 6, 2023, Amarin Corporation plc (the “Company”) announced that Adam Berger, Erin Enright, Geraldine Murphy, Kristine Peterson, Dr. Murray Stewart, Jan van Heek and Alfonso “Chito” Zulueta (the “Departing Directors”) notified the Company of their decision to resign as directors of the Company, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/897448/000119312523061610/0001193125-23-061610-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"3775a7400b","claim":"Geraldine Murphy resigned as Director at AMARIN CORP PLCUK.","evidence_excerpt":"On March 6, 2023, Amarin Corporation plc (the “Company”) announced that Adam Berger, Erin Enright, Geraldine Murphy, Kristine Peterson, Dr. Murray Stewart, Jan van Heek and Alfonso “Chito” Zulueta (the “Departing Directors”) notified the Company of their decision to resign as directors of the Company, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/897448/000119312523061610/0001193125-23-061610-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"4fafd34328","claim":"Adam Berger resigned as Director at AMARIN CORP PLCUK.","evidence_excerpt":"On March 6, 2023, Amarin Corporation plc (the “Company”) announced that Adam Berger, Erin Enright, Geraldine Murphy, Kristine Peterson, Dr. Murray Stewart, Jan van Heek and Alfonso “Chito” Zulueta (the “Departing Directors”) notified the Company of their decision to resign as directors of the Company, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/897448/000119312523061610/0001193125-23-061610-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"5abda10c39","claim":"Jan van Heek resigned as Director at AMARIN CORP PLCUK.","evidence_excerpt":"On March 6, 2023, Amarin Corporation plc (the “Company”) announced that Adam Berger, Erin Enright, Geraldine Murphy, Kristine Peterson, Dr. Murray Stewart, Jan van Heek and Alfonso “Chito” Zulueta (the “Departing Directors”) notified the Company of their decision to resign as directors of the Company, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/897448/000119312523061610/0001193125-23-061610-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"c675666728","claim":"Alfonso Zulueta resigned as Director at AMARIN CORP PLCUK.","evidence_excerpt":"On March 6, 2023, Amarin Corporation plc (the “Company”) announced that Adam Berger, Erin Enright, Geraldine Murphy, Kristine Peterson, Dr. Murray Stewart, Jan van Heek and Alfonso “Chito” Zulueta (the “Departing Directors”) notified the Company of their decision to resign as directors of the Company, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/897448/000119312523061610/0001193125-23-061610-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"d724ea0798","claim":"Erin Enright resigned as Director at AMARIN CORP PLCUK.","evidence_excerpt":"On March 6, 2023, Amarin Corporation plc (the “Company”) announced that Adam Berger, Erin Enright, Geraldine Murphy, Kristine Peterson, Dr. Murray Stewart, Jan van Heek and Alfonso “Chito” Zulueta (the “Departing Directors”) notified the Company of their decision to resign as directors of the Company, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/897448/000119312523061610/0001193125-23-061610-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}