{"schema_version":"secwatch.filing_event.v1","accession":"0001099800-24-000031","form_type":"8-K","ticker":"EW","cik":"0001099800","company_name":"Edwards Lifesciences Corp","filed_at":"2024-03-26T23:59:59+00:00","discovered_at":"2026-05-14T18:03:23.361213+00:00","generated_at":"2026-06-04T07:35:28.942766+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Edwards Lifesciences Chairman Michael Mussallem to Retire, Nicholas Valeriani to Succeed","bullets":["Michael A. Mussallem will retire as Non-Executive Chairman and director effective May 7, 2024, the date of the annual meeting.","Nicholas J. Valeriani, an independent director, is expected to be appointed as Chairman of the Board.","Martha H. Marsh will not stand for re-election due to reaching retirement age under company guidelines.","The changes were announced on March 26, 2024, in an 8-K filing by Edwards Lifesciences (NYSE: EW)."],"urls":{"canonical":"https://secwatch.observer/filing/0001099800-24-000031","json":"https://secwatch.observer/filing/0001099800-24-000031.json","markdown":"https://secwatch.observer/filing/0001099800-24-000031.md","text":"https://secwatch.observer/filing/0001099800-24-000031.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1099800/000109980024000031/0001099800-24-000031-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1099800/000109980024000031/ew-20240326.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-04T07:35:28.942766+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":"bc8f2a186e","claim":"Michael A. Mussallem departed as Non-Executive Chairman at Edwards Lifesciences Corp.","evidence_excerpt":"Michael A. Mussallem informed the Board of Directors (the Board) of his decision to retire as Non-Executive Chairman and a director of the Board which will be effective in conjunction with the Company’s annual meeting of stockholders on May 7, 2024","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1099800/000109980024000031/0001099800-24-000031-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retire"},{"label":"Role","value":"Non-Executive Chairman"}],"fact_type":"executive_change"},{"claim_id":"dc77572c98","claim":"Martha H. Marsh departed as director at Edwards Lifesciences Corp.","evidence_excerpt":"Martha H. Marsh has reached the retirement age set forth in the Company’s Corporate Governance Guidelines and will therefore not be nominated to stand for election to the Board at the 2024 Annual Meeting.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1099800/000109980024000031/0001099800-24-000031-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"will not stand for re-election"},{"label":"Role","value":"director"}],"fact_type":"executive_change"},{"claim_id":"ea75b97766","claim":"Nicholas J. Valeriani was appointed as Chairman of the Board at Edwards Lifesciences Corp.","evidence_excerpt":"The Company expects to appoint Nicholas J. Valeriani, an independent director, to succeed Mr. Mussallem as Chairman of the Board.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1099800/000109980024000031/0001099800-24-000031-index.htm","confidence":0.9,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chairman of the Board"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}