Exhibit 32

Certification of Chief Executive and Chief Financial Officer

Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to

Section 906 of the Sarbanes-Oxley Act of 2002

In connection with the filing of the Annual Report on Form 10-K for the period ended December 31, 2023 (the “Report”) by Southside Bancshares, Inc. (“Registrant”), each of the undersigned hereby certifies that to his or her knowledge:

1.The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended; and

2.The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of Registrant.

Date:			February 27, 2024			By:			/s/ LEE R. GIBSON
									Lee R. Gibson, CPA
									President and Chief Executive Officer
Date:			February 27, 2024			By:			/s/ JULIE N. SHAMBURGER
									Julie N. Shamburger, CPA
									Chief Financial Officer