[Form 4] SOUTHSIDE BANCSHARES INC Insider Trading Activity

Rhea-AI Filing Summary

Southside Bancshares Inc. reported that its Chief Treasury Officer acquired a small number of additional shares through company-related programs. On 12/04/2025, the officer acquired 41 shares of common stock at a reported price of $0, reflecting dividend equivalent rights credited on restricted stock units (RSUs). After this transaction, the officer directly owns 11,670 shares of Southside Bancshares common stock. The filing also shows indirect ownership of 9,289 shares in a 401(k) plan and 2,340 shares in the company ESOP, which include shares accumulated through the company’s Dividend Reinvestment Program and payroll contributions.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider DAVIS SUNI M

Role CHIEF TREASURY OFFICER

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	41	$0.00	--
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 11,670 shares (Direct); Common Stock — 9,289 shares (Indirect, 401K)

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. Includes shares acquired under the company's Dividend Reinvestment Program and shares acquired through monthly payroll contributions. Includes shares acquired under the Company's Dividend Reinvestment Program.

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^*

DAVIS SUNI M

(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 TREASURY OFFICER

3. Date of Earliest Transaction (Month/Day/Year)
12/04/2025

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	12/04/2025		A		41(1)	A	$0	11,670	D
Common Stock								9,289(2)	I	401K
Common Stock								2,340(3)	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. Includes shares acquired under the company's Dividend Reinvestment Program and shares acquired through monthly payroll contributions.

3. Includes shares acquired under the Company's Dividend Reinvestment Program.

Remarks:

	Lindsey Bibby Bailes, attorney in fact	12/08/2025
	** 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 on this Form 4?

The filing reports that the Chief Treasury Officer of Southside Bancshares Inc. acquired 41 shares of common stock on 12/04/2025 at a reported price of $0 per share.

Why did the Southside Bancshares officer receive 41 additional SBSI shares?

The 41 shares reflect dividend equivalent rights received from a cash dividend on RSUs held by the officer, and these rights follow the same terms and conditions as the underlying RSUs.

How many Southside Bancshares (SBSI) shares does the officer now own directly?

Following the reported transaction, the officer directly owns 11,670 shares of Southside Bancshares Inc. common stock.

What indirect holdings of SBSI stock are disclosed for the officer?

The filing discloses indirect ownership of 9,289 shares in a 401(k) and 2,340 shares in the company ESOP, including shares acquired through the Dividend Reinvestment Program and monthly payroll contributions.

What is the reporting person’s role at Southside Bancshares (SBSI)?

The reporting person is identified as an Officer of Southside Bancshares Inc., holding the title of Chief Treasury Officer.

Does this Southside Bancshares Form 4 involve any derivative securities?

Table II for derivative securities is present but does not list any specific derivative transactions or holdings in this excerpt.