First Financial Bancorp is a mid-sized, regional bank holding company. It operates through its wholly-owned subsidiary, First Financial Bank, and provides banking and financial services products through its six lines of business Commercial, Retail Banking, Mortgage Banking, Wealth Management, Investment Commercial Real Estate, and Commercial Finance. First Financial utilizes a community banking business model and serves a combination of metropolitan and non-metropolitan markets through full-service banking centers around Indiana, Ohio, and Kentucky. The primary component of its loan portfolio is commercial real estate loans, followed by commercial and industrial loans. A majority of First Financial's net revenue is net interest income.