Bank OZK operates as a full-service Arkansas state-chartered bank that provides retail and commercial banking services in the United States. The company offers deposit services, including non-interest bearing checking, interest bearing transaction, business sweep, savings, money market, individual retirement, and other accounts, as well as time and reciprocal deposits; trust and wealth services, such as personal trusts, custodial accounts, investment management accounts, and retirement accounts, as well as corporate trust services that includes trustee, paying agent and registered transfer agent services, and other related services; and treasury management services, which includes automated clearing house, wire transfer, current and prior day transaction reporting, wholesale lockbox, remote deposit capture, automated credit line transfer, reconciliation, positive pay, commercial card, and other services, as well as zero balance and investment sweep accounts. It also offers real estate, consumer, small business, indirect recreational vehicle and marine, equipment, agricultural, commercial and industrial, government guaranteed, lines of credit, homebuilder, and affordable housing loans; lender and structured, business aviation, and subscription financing services; and mortgage and other lending products. The company was formerly known as Bank of the Ozarks and changed its name to Bank OZK in July 2018. Bank OZK was founded in 1903 and is headquartered in Little Rock, Arkansas.