BankFinancial Corporation is the holding company of BankFinancial, F.S.B. (the Bank). The Bank is a full-service, community-oriented federal savings bank principally engaged in the business of commercial, family and personal banking, and offers its customers a range of loan, deposit, and other financial products and services through 18 full-service banking offices and three Express Branch facilities located in Cook, DuPage, Lake and Will Counties, Illinois, and through its Internet Branch, www.bankfinancial.com. The Bank’s primary business is making loans and accepting deposits. In March 2011, the Company completed the acquisition of DG Bancorp, and its wholly owned subsidiary, Downers Grove National Bank.