Bank OZK operates as a full-service Arkansas state-chartered bank that provides retail and commercial banking services. The company provides 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. It offers trust and wealth services, such as personal trusts, custodial accounts, investment management accounts, and retirement accounts; corporate trust services that include trustee, paying agent and registered transfer agent services, and other related services; and treasury management services, which include automated clearing house, wire transfer, current and prior day transaction reporting, wholesale lockbox, remote deposit capture, aut…