First Financial Bankshares, Inc. is a financial holding company. The Company, through its subsidiaries, conducts commercial banking business. The Company's subsidiaries include First Financial Bank, National Association, Abilene, Texas; First Technology Services, Inc., Abilene, Texas; First Financial Trust & Asset Management Company, National Association, Abilene, Texas; First Financial Investments, Inc., Abilene, Texas, First Financial Insurance Agency, Inc., Abilene, Texas...