{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-23-056911","form_type":"8-K","ticker":"UNF","cik":"0000717954","company_name":"UNIFIRST CORP","filed_at":"2023-10-31T23:59:59+00:00","discovered_at":"2026-05-14T18:03:31.808172+00:00","generated_at":"2026-06-09T05:08:08.638455+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Two directors retire from UniFirst Board; replacements already added","bullets":["Directors Phillip L. Cohen and Thomas S. Postek retired on Oct 27, 2023, effective immediately.","Retirements were not due to any disagreement with the company's operations or policies.","Recent board additions Joseph M. Nowicki and Sergio A. Pupkin were made in anticipation of these retirements.","Nominating Committee will continue to seek additional board candidates."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-23-056911","json":"https://secwatch.observer/filing/0000950170-23-056911.json","markdown":"https://secwatch.observer/filing/0000950170-23-056911.md","text":"https://secwatch.observer/filing/0000950170-23-056911.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/717954/000095017023056911/0000950170-23-056911-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/717954/000095017023056911/unf-20231027.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-09T05:08:08.638455+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":"0d2c02d04d","claim":"Thomas S. Postek retired as Director at UNIFIRST CORP.","evidence_excerpt":"On October 27, 2023, each of Phillip L. Cohen and Thomas S. Postek informed the Board of Directors (the “Board”) of UniFirst Corporation (the “Company”) that he is retiring as a member of the Board, including from his roles on the committees of the Board, effective October 27, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/717954/000095017023056911/0000950170-23-056911-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"90d6efa86d","claim":"Phillip L. Cohen retired as Director at UNIFIRST CORP.","evidence_excerpt":"On October 27, 2023, each of Phillip L. Cohen and Thomas S. Postek informed the Board of Directors (the “Board”) of UniFirst Corporation (the “Company”) that he is retiring as a member of the Board, including from his roles on the committees of the Board, effective October 27, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/717954/000095017023056911/0000950170-23-056911-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"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"}