Commerce Bancshares Inc operates as the bank holding company for Commerce Bank. The bank is engaged in the general banking business, providing a broad range of retail, mortgage banking, corporate, investment, trust, and asset management products and services to individuals, businesses, and municipalities. It operates through three segments: Consumer, Commercial, and Wealth. The Commercial segment provides corporate lending, payment solutions, leasing, international services, and business banking. The Consumer segment covers retail banking, mortgages, installment lending, and card services. The Wealth segment offers trust and estate planning, brokerage, and investment management services.