    <SEC-DOCUMENT>0000705432-25-000067-index.html : 20250327
    <SEC-HEADER>0000705432-25-000067.hdr.sgml : 20250327
    <ACCEPTANCE-DATETIME>20250327095451
    ACCESSION NUMBER:		0000705432-25-000067
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		3
    FILED AS OF DATE:		20250327
    DATE AS OF CHANGE:		20250327

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			SOUTHSIDE BANCSHARES INC
    		CENTRAL INDEX KEY:			0000705432
    		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
    		ORGANIZATION NAME:           	02 Finance
    		EIN:				751848732
    		STATE OF INCORPORATION:			TX
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-42396
    		FILM NUMBER:		25775857

    	BUSINESS ADDRESS:
    		STREET 1:		1201 S BECKHAM
    		CITY:			TYLER
    		STATE:			TX
    		ZIP:			75701
    		BUSINESS PHONE:		9035317111

    	MAIL ADDRESS:
    		STREET 1:		1201 S BECKHAM
    		CITY:			TYLER
    		STATE:			TX
    		ZIP:			75701

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	SOBANK INC
    		DATE OF NAME CHANGE:	19920703
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEFA14A
    <SEQUENCE>1
    <FILENAME>proxynotice2025.htm
    <DESCRIPTION>DEFA14A
    <TEXT>
    Document 1 - file: proxynotice2025.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>southsidebancsharesinc_nax.jpg
    <TEXT>
    Document 2 - file: southsidebancsharesinc_nax.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>southsidebancsharesinc_naxa.jpg
    <TEXT>
    Document 3 - file: southsidebancsharesinc_naxa.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>