Southwest Bancorp, Inc. (Southwest) is a financial holding company. The Company operates in five segments: Oklahoma Banking, Texas Banking and Kansas Banking, which provides deposit and lending services; Mortgage Banking, which consists of residential mortgage lending services to customers, and Other Operations that includes funds management (investment portfolio and funding) and corporate investments. The Company focuses on providing customers with service and meeting the banking needs by offering a variety of commercial and consumer banking services, including commercial and consumer lending, deposit and investment services, specialized cash management, and other financial services and products. The Company focuses on the financial needs of healthcare and health professionals, commercial real estate borrowers, businesses and the managers and owners, commercial lending and energy banking. The healthcare and real estate industries make up the majority of the Company's loan portfolio.