{"schema_version":"secwatch.filing_event.v1","accession":"0000950157-25-000794","form_type":"8-K","ticker":"MLM","cik":"0000916076","company_name":"MARTIN MARIETTA MATERIALS INC","filed_at":"2025-09-17T23:59:59+00:00","discovered_at":"2026-05-14T18:02:46.694025+00:00","generated_at":"2026-05-17T06:25:50.867907+00:00","sec_items":["1.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Martin Marietta extends receivables facility maturity to Sep 2026, rate to SOFR+0.70%","bullets":["Seventeenth Amendment to $400M trade receivables securitization facility executed Sept 16, 2025.","Maturity date extended to September 16, 2026; facility can be increased to $600M.","Borrowings now bear interest at Adjusted Term SOFR plus 0.700%.","Amendment also updates conformed credit agreement; no change to facility limit or lender group.","Event is routine financing amendment, no material adverse impact on liquidity."],"urls":{"canonical":"https://secwatch.observer/filing/0000950157-25-000794","json":"https://secwatch.observer/filing/0000950157-25-000794.json","markdown":"https://secwatch.observer/filing/0000950157-25-000794.md","text":"https://secwatch.observer/filing/0000950157-25-000794.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/916076/000095015725000794/0000950157-25-000794-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/916076/000095015725000794/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T06:25:50.867907+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"}