Arthur J. Gallagher & Co. (AJG) is in Financial Services, Insurance Brokers, based in United States, listed on NYSE. Market cap 60.00B USD. 52-week range 190.75 to 305.74 USD. Trailing P/E 38.8. Data as of 2026-10-09.
Arthur J. Gallagher & Co., together with its subsidiaries, provides insurance and reinsurance brokerage, consulting, and third-party property/casualty claims settlement and administration services to entities and individuals worldwide. The company operates in Brokerage and Risk Management segments. Its Brokerage segment offers retail and wholesale insurance and reinsurance brokerage services; assists retail brokers and other non-affiliated brokers in the placement of specialized and ...