{"schema_version":"secwatch.filing_event.v1","accession":"0000950157-26-000850","form_type":"8-K","ticker":"MLM","cik":"0000916076","company_name":"MARTIN MARIETTA MATERIALS INC","filed_at":"2026-08-05T21:14:19+00:00","discovered_at":"2026-08-05T21:16:08.523192+00:00","generated_at":"2026-08-05T21:16:19.532309+00:00","sec_items":["8.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Martin Marietta receives all regulatory approvals for $13.5B Lhoist North America acquisition; Q3 2026 close expected","bullets":["Received all necessary regulatory approvals for $13.5B acquisition of Lhoist North America (LNA).","Transaction expected to close in Q3 2026, subject to customary closing conditions.","Deal announced June 27, 2026; consideration is cash and Martin Marietta common stock.","LNA produces lime, dolomitic lime, limestone, and aggregates in North America."],"urls":{"canonical":"https://secwatch.observer/filing/0000950157-26-000850","json":"https://secwatch.observer/filing/0000950157-26-000850.json","markdown":"https://secwatch.observer/filing/0000950157-26-000850.md","text":"https://secwatch.observer/filing/0000950157-26-000850.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/916076/000095015726000850/0000950157-26-000850-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/916076/000095015726000850/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-05T21:16:19.532309+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"}