{"schema_version":"secwatch.filing_event.v1","accession":"0000937556-23-000010","form_type":"8-K","ticker":"MASI","cik":"0000937556","company_name":"MASIMO CORP","filed_at":"2023-02-28T23:59:59+00:00","discovered_at":"2026-05-14T18:03:48.657397+00:00","generated_at":"2026-06-18T23:10:14.408126+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 Paul Hataishi as SVP, Chief Accounting Officer; Micah Young remains CFO","bullets":["Paul Hataishi appointed SVP, Chief Accounting Officer effective Feb 27, 2023, serving as principal accounting officer.","Hataishi previously served as SVP Global Accounting since Jan 2023 and VP Business Integration from Mar 2022.","Micah Young, EVP & CFO, no longer serves as principal accounting officer but remains CFO.","No material new compensation arrangements or awards granted in connection with the appointment.","Hataishi is a CPA (California) with a B.S. in Accounting from USC."],"urls":{"canonical":"https://secwatch.observer/filing/0000937556-23-000010","json":"https://secwatch.observer/filing/0000937556-23-000010.json","markdown":"https://secwatch.observer/filing/0000937556-23-000010.md","text":"https://secwatch.observer/filing/0000937556-23-000010.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000010/0000937556-23-000010-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000010/masi-20230227.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T23:10:14.408126+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":"d939fd58ec","claim":"Micah Young changed role as Executive Vice President and Chief Financial Officer at MASIMO CORP.","evidence_excerpt":"In connection with the appointment of Mr. Hataishi as Masimo’s Senior Vice President, Chief Accounting Officer, effective February 27, 2023, Micah Young, Masimo’s Executive Vice President and Chief Financial Officer, no longer serves as Masimo’s principal accounting officer but will remain as Masimo’s principal financial officer, continuing to serve as Masimo’s Executive Vice President & Chief Financial Officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000010/0000937556-23-000010-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"no longer serves as principal accounting officer"},{"label":"Role","value":"Executive Vice President and Chief Financial Officer"}],"fact_type":"executive_change"},{"claim_id":"e1bf9d30b2","claim":"Paul Hataishi was appointed as Senior Vice President, Chief Accounting Officer at MASIMO CORP.","evidence_excerpt":"On February 27, 2023 , Masimo Corporation (“Masimo”) appointed Paul Hataishi, age 48 , as its Senior Vice President, Chief Accounting Officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/937556/000093755623000010/0000937556-23-000010-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Senior Vice President, Chief Accounting Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}