{"schema_version":"secwatch.filing_event.v1","accession":"0000950157-26-000175","form_type":"8-K","ticker":"MLM","cik":"0000916076","company_name":"MARTIN MARIETTA MATERIALS INC","filed_at":"2026-02-23T23:59:59+00:00","discovered_at":"2026-05-14T18:02:38.025128+00:00","generated_at":"2026-05-16T01:21:06.827663+00:00","sec_items":["2.01","7.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":0.85,"confidence":"high","headline":"Martin Marietta completes asset exchange with Quikrete; gets aggregates ops, $450M cash","bullets":["Acquired aggregates operations producing ~20M tons/year in VA, MO, KS, and Vancouver, BC plus $450M cash.","Quikrete acquired Midlothian cement plant and Texas ready-mix assets; tax-efficient exchange.","Updated 2026 guidance: revenues $7.16B, adjusted EBITDA $2.43B, capex $575M.","Aggregates volume growth 12% (2% organic); ASP growth 2.5% (organic 5%).","CEO calls it largest aggregates acquisition in company history and capstone to SOAR 2025 plan."],"urls":{"canonical":"https://secwatch.observer/filing/0000950157-26-000175","json":"https://secwatch.observer/filing/0000950157-26-000175.json","markdown":"https://secwatch.observer/filing/0000950157-26-000175.md","text":"https://secwatch.observer/filing/0000950157-26-000175.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/916076/000095015726000175/0000950157-26-000175-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/916076/000095015726000175/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T01:21:06.827663+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"}