EX-32 6 sbsi_063025ex32.htm EX-32
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 Quarterly Report on Form 10-Q for the period ended June 30, 2025 (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: | July 25, 2025 | By: | /s/ LEE R. GIBSON
|  |  | Lee R. Gibson, CPA
|  |  | Chief Executive Officer
Date: | July 25, 2025 | By: | /s/ JULIE N. SHAMBURGER
|  |  | Julie N. Shamburger, CPA
|  |  | Chief Financial Officer