{"schema_version":"secwatch.filing_event.v1","accession":"0000950157-25-000556","form_type":"8-K","ticker":"MLM","cik":"0000916076","company_name":"MARTIN MARIETTA MATERIALS INC","filed_at":"2025-07-08T23:59:59+00:00","discovered_at":"2026-05-14T18:02:46.693343+00:00","generated_at":"2026-05-18T09:13:37.861991+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Martin Marietta appoints Michael J. Petro as CFO, replacing interim CFO Cardin","bullets":["Michael J. Petro named SVP and CFO effective July 8, 2025; previously led Strategy and Development.","Robert J. Cardin returns to his role as SVP, Controller and Chief Accounting Officer after interim CFO stint since April 2025.","Petro's base salary increased to $600,000; receives one-time RSU grant of $1,000,000 vesting in 5 years.","Target annual incentive remains 90% of base salary; target long-term incentive remains 200% of base salary."],"urls":{"canonical":"https://secwatch.observer/filing/0000950157-25-000556","json":"https://secwatch.observer/filing/0000950157-25-000556.json","markdown":"https://secwatch.observer/filing/0000950157-25-000556.md","text":"https://secwatch.observer/filing/0000950157-25-000556.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/916076/000095015725000556/0000950157-25-000556-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/916076/000095015725000556/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-18T09:13:37.861991+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"}