First Financial Corporation is a financial holding company. The Company, through its subsidiaries, offers financial services, including commercial, mortgage and consumer lending, lease financing, trust account services, depositor services and insurance services. It operates in the banking segment. The Company is the holding company of First Financial Bank, N.A. (the Bank). The Company's other subsidiaries include The Morris Plan Company of Terre Haute (Morris Plan); Forrest Sherer Inc. (Forrest Sherer), a full-line insurance agency, and FFB Risk Management Co., Inc., a captive insurance company. The Bank's loan portfolio includes commercial, residential and consumer. The Bank's investments consist of the United States Government sponsored entity mortgage-backed securities and agencies, collateralized mortgage obligations, states and political subdivisions, and corporate obligations.