{"schema_version":"secwatch.filing_event.v1","accession":"0000937556-23-000217","form_type":"8-K","ticker":"MASI","cik":"0000937556","company_name":"MASIMO CORP","filed_at":"2023-11-07T23:59:59+00:00","discovered_at":"2026-05-14T18:03:32.465587+00:00","generated_at":"2026-06-08T18:46:21.025633+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Masimo appoints Rolf Classon to board of directors","bullets":["Rolf A. Classon appointed as a Class II director effective November 3, 2023.","Classon is a former Bayer HealthCare executive with board seats at Fresenius Medical Care, Catalent, and others.","Annual cash compensation of $70,000 plus initial RSU grant valued at $200,000 at next annual meeting.","No family relationships or related-party transactions with Masimo officers/directors.","Classon will help shape next stage of growth, per Chairman and CEO Joe Kiani."],"urls":{"canonical":"https://secwatch.observer/filing/0000937556-23-000217","json":"https://secwatch.observer/filing/0000937556-23-000217.json","markdown":"https://secwatch.observer/filing/0000937556-23-000217.md","text":"https://secwatch.observer/filing/0000937556-23-000217.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000217/0000937556-23-000217-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000217/masi-20231103.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-08T18:46:21.025633+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":"bbbfcd1605","claim":"Rolf A. Classon was appointed as Class II Director at MASIMO CORP.","evidence_excerpt":"On November 3, 2023, the Board of Directors (the “Board”) of Masimo Corporation (“Masimo”) appointed Rolf A. Classon as a Class II director of Masimo.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000217/0000937556-23-000217-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Class II Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}