{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-21-350793","form_type":"8-K","ticker":"HSIC","cik":"0001000228","company_name":"HENRY SCHEIN INC","filed_at":"2021-12-08T23:59:59+00:00","discovered_at":"2026-05-14T18:04:10.955230+00:00","generated_at":"2026-06-28T02:41:42.247587+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":"Henry Schein appoints Scott Serota to board; Barry Alperin to retire in May 2022","bullets":["Scott Serota, former CEO of Blue Cross Blue Shield Association, appointed to Henry Schein board effective Dec 7, 2021.","Serota will serve on Strategic Advisory Committee; stands for re-election at 2022 annual meeting.","Barry Alperin to retire from board in May 2022 after reaching age 80; served since 1996.","Alperin continues as member of Audit, Compensation, and Nominating committees until retirement."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-21-350793","json":"https://secwatch.observer/filing/0001193125-21-350793.json","markdown":"https://secwatch.observer/filing/0001193125-21-350793.md","text":"https://secwatch.observer/filing/0001193125-21-350793.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1000228/000119312521350793/0001193125-21-350793-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1000228/000119312521350793/d263555d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-28T02:41:42.247587+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":"61b3122a9f","claim":"Scott Serota was appointed as director at HENRY SCHEIN INC.","evidence_excerpt":"On December 7, 2021, upon the recommendation of the Nominating and Governance Committee, the Board appointed Scott Serota as a director of the Company, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1000228/000119312521350793/0001193125-21-350793-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"director"}],"fact_type":"executive_change"},{"claim_id":"f87d5a949b","claim":"Barry J. Alperin departed as director at HENRY SCHEIN INC.","evidence_excerpt":"On December 8, 2021, Henry Schein, Inc. (the “Company”) announced that Barry J. Alperin intends to retire from the board of directors of the Company (the “Board”) at the end of his current term and not stand for re-election to the Board at the Company’s 2022 Annual Meeting of Stockholders (the “Annual Meeting”).","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1000228/000119312521350793/0001193125-21-350793-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retire"},{"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"}