{"ein":"221867895","kind":"company","verification":"filing-verified","name":"BERKLEY W R CORP","tickers":["WRB","WRB-PE","WRB-PF","WRB-PG","WRB-PH"],"exchanges":["NYSE","NYSE","NYSE","NYSE","NYSE"],"sicDescription":"Fire, Marine & Casualty Insurance","city":"GREENWICH","state":"CT","stateOfIncorporation":"DE","cik":"0000011544","sourceName":"SEC EDGAR company submissions record","sourceUrl":"https://data.sec.gov/submissions/CIK0000011544.json","lastChecked":"2026-07-05"}