Reg FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of Earliest Event Reported): April 24, 2018 FIRST FINANCIAL BANKSHARES, INC. (Exact Name of Registrant as Specified in its Charter) Texas 0-7674 75-0944023 (State or other Jurisdiction of Incorporation) (Commission File No.) (IRS Employer Identification No.) 400 Pine Street, Abilene, Texas 79601 (Address of Principal Executive Offices and Zip Code) Registrant’s Telephone Number (325) 627-7155 Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 203.425) ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2 (b)) ☐ Pre-commencement communications pursuant to Rule 13e-4 (c) under the Exchange Act (17 CFR 240.13 e-4 (c)) Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐ ITEM 7.01 REGULATION FD DISCLOSURE On April 24, 2018, First Financial Bankshares, Inc. (the “Company”) held its Annual Shareholder Meeting in Abilene, Texas. During the Annual Shareholder Meeting, Scott Dueser, the Company’s Chairman and Chief Executive Officer, made a presentation to the Company’s shareholders and invited guests. The presentation materials are attached to this Form 8-K as Exhibit 99.1. ITEM 9.01 FINANCIAL STATEMENTS AND EXHIBITS 99.1 Annual Shareholder Meeting Presentation SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this Report to be signed on its behalf by the undersigned hereunto duly authorized. FIRST FINANCIAL BANKSHARES, INC. (Registrant) DATE: April 24, 2018 By: /s/ F. Scott Dueser F. SCOTT DUESER President and Chief Executive Officer