{"ein":"561848578","kind":"company","verification":"filing-verified","name":"MARTIN MARIETTA MATERIALS INC","tickers":["MLM"],"exchanges":["NYSE"],"sicDescription":"Mining & Quarrying of  Nonmetallic Minerals (No Fuels)","city":"RALEIGH","state":"NC","stateOfIncorporation":"NC","cik":"0000916076","sourceName":"SEC EDGAR company submissions record","sourceUrl":"https://data.sec.gov/submissions/CIK0000916076.json","lastChecked":"2026-07-05"}