{"schema_version":"secwatch.filing_event.v1","accession":"0000874238-25-000131","form_type":"8-K","ticker":"STRL","cik":"0000874238","company_name":"STERLING INFRASTRUCTURE, INC.","filed_at":"2025-09-24T23:59:59+00:00","discovered_at":"2026-05-14T18:02:46.535760+00:00","generated_at":"2026-05-17T05:51:02.637873+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Sterling Infrastructure EVP Ronald Ballschmiede retires effective September 24, 2025","bullets":["Ronald A. Ballschmiede, Executive Vice President, notified retirement from all positions.","Retirement effective September 24, 2025; no successor announced.","Departure had been previously disclosed as expected in 2025."],"urls":{"canonical":"https://secwatch.observer/filing/0000874238-25-000131","json":"https://secwatch.observer/filing/0000874238-25-000131.json","markdown":"https://secwatch.observer/filing/0000874238-25-000131.md","text":"https://secwatch.observer/filing/0000874238-25-000131.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/874238/000087423825000131/0000874238-25-000131-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/874238/000087423825000131/strl-20250923.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T05:51:02.637873+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}