Director Robert C. Nickles Jr. Acquires Shares in First Financial Bankshares Inc

On October 29, 2025, Robert C. Nickles Jr., a director of First Financial Bankshares Inc, acquired 653 shares of common stock at a price of $31.16 per share. This transaction increased his total holdings to 96,331 shares. The shares were acquired indirectly through a limited liability corporation, of which Nickles and his spouse are equal beneficial owners. This filing, submitted under Form 4, provides transparency into the trading activities of the company's insiders, ensuring compliance with SEC regulations.