[Form 4] SOUTHSIDE BANCSHARES INC Insider Trading Activity

Rhea-AI Filing Summary

Southside Bancshares, Inc. (SBSI) Chief Risk Officer reported a small insider transaction in company stock. On 11/17/2025, the officer disposed of 102 shares of common stock at a price of $38.09 per share. After this transaction, the officer directly owns 6,235 shares of common stock. The officer also holds additional indirect interests, including 2,965 shares in a 401(k), 2,548 shares in an ESOP, and 303 shares in a spouse’s IRA.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Martinez Anne

(Last) (First) (Middle)

1201 S. BECKHAM AVE

(Street)

TYLER TX 75701

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
SOUTHSIDE BANCSHARES INC [ SBSI ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CRO

3. Date of Earliest Transaction (Month/Day/Year)
11/17/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/17/2025		F		102	D	$38.09	6,235	D
Common Stock								2,965	I	401k
Common Stock								2,548	I	ESOP
Common Stock								303	I	Spouse IRA

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	Lindsey Bibby Bailes, attorney in fact	11/18/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Southside Bancshares (SBSI) report in this Form 4?

The filing reports that an officer of Southside Bancshares, Inc. disposed of 102 shares of common stock on 11/17/2025 at a price of $38.09 per share.

Who is the reporting person in the Southside Bancshares (SBSI) Form 4 and what is their role?

The reporting person is an officer of Southside Bancshares, Inc. with the title CRO (Chief Risk Officer), as indicated in the relationship section.

How many Southside Bancshares (SBSI) shares does the officer own after the reported transaction?

After the transaction, the officer directly owns 6,235 shares of Southside Bancshares common stock.

What indirect Southside Bancshares (SBSI) holdings does the officer report?

The officer reports indirect ownership of 2,965 shares in a 401(k), 2,548 shares in an ESOP, and 303 shares in a spouse’s IRA.

What was the transaction code used in this Southside Bancshares (SBSI) Form 4 filing?

The transaction is coded "F" in the Form 4, indicating the nature of the reported share disposition as defined in the form’s instructions.

Is this Southside Bancshares (SBSI) Form 4 filed for one or multiple reporting persons?

The Form 4 is indicated as filed by one reporting person, not by a group, based on the checkbox selection.