{"schema_version":"secwatch.filing_event.v1","accession":"0000874238-24-000146","form_type":"8-K","ticker":"STRL","cik":"0000874238","company_name":"STERLING INFRASTRUCTURE, INC.","filed_at":"2024-11-15T23:59:59+00:00","discovered_at":"2026-05-14T18:03:11.190530+00:00","generated_at":"2026-05-30T00:07:25.959226+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Chairman Thomas M. White to retire from Sterling Board effective Dec 31, 2024","bullets":["Thomas M. White notified the Board of his retirement effective December 31, 2024; no disagreement cited.","White served as Chairman since December 2019 and on Audit, Compensation, and Governance committees.","Corporate Governance & Nominating Committee is searching for a successor Chairman."],"urls":{"canonical":"https://secwatch.observer/filing/0000874238-24-000146","json":"https://secwatch.observer/filing/0000874238-24-000146.json","markdown":"https://secwatch.observer/filing/0000874238-24-000146.md","text":"https://secwatch.observer/filing/0000874238-24-000146.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/874238/000087423824000146/0000874238-24-000146-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/874238/000087423824000146/strl-20241114.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T00:07:25.959226+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":"b2b873841d","claim":"Thomas M. White retired as Chairman of the Board at STERLING INFRASTRUCTURE, INC..","evidence_excerpt":"On November 14, 2024, Thomas M. White, the Chairman of the Board of Directors (the \"Board\") of Sterling Infrastructure, Inc. (the \"Company\"), notified the Company of his intention to retire from the Board effective December 31, 2024.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/874238/000087423824000146/0000874238-24-000146-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"label":"Role","value":"Chairman of the Board"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}