[Form 4] SOUTHSIDE BANCSHARES INC Insider Trading Activity

Rhea-AI Filing Summary

Southside Bancshares Inc. Chief Banking Officer Sherri Anthony reported an acquisition of 33 shares of common stock on March 5, 2026. The shares were granted at a price of $0.00 per share as dividend equivalent rights tied to restricted stock units.

After this grant, Anthony directly owned 4,359 common shares. In addition, she indirectly held 698 common shares through an ESOP, which includes the company’s annual ESOP contribution, forfeiture allocations and quarterly dividend reinvestments.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Anthony Sherri

Role Chief Banking Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	33	$0.00	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 4,359 shares (Direct); Common Stock — 698 shares (Indirect, ESOP)

Footnotes (1)

1. Reflects dividend equivalent rights received pursuant to a cash dividend on RSUs held by the reporting person. Dividend equivalent rights are subject to the same terms and conditions as the underlying RSUs. Amount includes shares received in connection with the Company's annual ESOP contribution, forfeiture allocation and quarterly dividend reinvestment.

Form 4 Insider Transactions: What Each Field Means →

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
Estimated average burden
hours per response:			0.5

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^*

Anthony Sherri

(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)
	Chief Banking Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/05/2026

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	03/05/2026		A		33(1)	A	$0	4,359	D
Common Stock								698(2)	I	ESOP

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:

1. Reflects dividend equivalent rights received pursuant to a cash dividend on RSUs held by the reporting person. Dividend equivalent rights are subject to the same terms and conditions as the underlying RSUs.

2. Amount includes shares received in connection with the Company's annual ESOP contribution, forfeiture allocation and quarterly dividend reinvestment.

Remarks:

	Lindsey Bibby Bailes, attorney in fact	03/09/2026
	** 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.