{"schema_version":"secwatch.filing_event.v1","accession":"0000937556-24-000102","form_type":"8-K","ticker":"MASI","cik":"0000937556","company_name":"MASIMO CORP","filed_at":"2024-10-29T23:59:59+00:00","discovered_at":"2026-05-14T18:03:11.441894+00:00","generated_at":"2026-05-30T09:33:18.396657+00:00","sec_items":["2.02","5.02","9.01"],"event_type":"leadership","sentiment":"negative","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"Masimo terminates CEO Joe Kiani; reaffirms non-GAAP guidance for Q3 and FY 2024","bullets":["Board terminated CEO Joe Kiani effective Oct 24, 2024 following review by outside counsel.","Michelle Brennan appointed as Interim CEO.","Reaffirms non-GAAP guidance for Q3 2024 and full year 2024, including healthcare segment revenue.","Company continues evaluation of strategic alternatives for its consumer segment."],"urls":{"canonical":"https://secwatch.observer/filing/0000937556-24-000102","json":"https://secwatch.observer/filing/0000937556-24-000102.json","markdown":"https://secwatch.observer/filing/0000937556-24-000102.md","text":"https://secwatch.observer/filing/0000937556-24-000102.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/937556/000093755624000102/0000937556-24-000102-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/937556/000093755624000102/masi-20241024.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T09:33:18.396657+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":"c55727ad7d","claim":"Joe Kiani was terminated as Chief Executive Officer at MASIMO CORP.","evidence_excerpt":"Following a review by outside counsel, on October 24, 2024, the Board of Directors (the “Board”) of Masimo adopted resolutions to terminate the employment of Masimo’s Chief Executive Officer, Joe Kiani, effective October 24, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/937556/000093755624000102/0000937556-24-000102-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"terminated"},{"label":"Role","value":"Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"cacdf69538","claim":"Michelle Brennan was appointed as Interim Chief Executive Officer at MASIMO CORP.","evidence_excerpt":"As previously reported, the Board has appointed Michelle Brennan as Interim Chief Executive Officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/937556/000093755624000102/0000937556-24-000102-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Interim Chief Executive Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}