{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-079156","form_type":"8-K","ticker":"HSIC","cik":"0001000228","company_name":"HENRY SCHEIN INC","filed_at":"2023-03-24T23:59:59+00:00","discovered_at":"2026-05-14T18:03:43.380973+00:00","generated_at":"2026-06-17T16:06:19.388830+00:00","sec_items":["5.03","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"high","headline":"Henry Schein amends By-Laws regarding advance notice, universal proxy rules, and proxy card color","bullets":["Requires notice of nominations or business 120 to 90 days before annual meeting anniversary.","Adds compliance requirements with universal proxy rules (Rule 14a-19) and group certification.","Revises advance notice: stockholders must provide info within 5 days of request; nominees may be interviewed.","Requires stockholders soliciting proxies to use a non-white proxy card.","Includes ministerial, clarifying, and conforming changes for consistency."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-079156","json":"https://secwatch.observer/filing/0001193125-23-079156.json","markdown":"https://secwatch.observer/filing/0001193125-23-079156.md","text":"https://secwatch.observer/filing/0001193125-23-079156.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1000228/000119312523079156/0001193125-23-079156-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1000228/000119312523079156/d492524d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-17T16:06:19.388830+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":"45ef93848569914b2ae30b27c59fe2275c676dd3","claim":"HENRY SCHEIN INC: Amended and restated the Third Amended and Restated By-Laws to update advance notice provisions, universal proxy rules, and other procedures (effective 2023-03-23).","evidence_excerpt":"On March 23, 2023, the Board of Directors (the “Board”) of Henry Schein, Inc. (the “Company”) amended and restated the Company’s Third Amended and Restated By-Laws (as amended and restated, the “By-Laws”), effective immediately.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1000228/000119312523079156/0001193125-23-079156-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"bylaw amendment"},{"label":"Effective","value":"2023-03-23"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}