[Form 4] Southside Bancshares, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Alton L. Frailey, a director of Southside Bancshares, Inc. (SBSI), reported a non‑derivative acquisition on 09/04/2025. The filing shows 122 shares were acquired as dividend equivalent rights tied to restricted stock units (RSUs); the report lists a $0 price for that entry and states the dividend equivalents are subject to the same terms as the underlying RSUs. After the transaction the reporting person beneficially owns 10,767 shares of Common Stock. The form was signed by attorney‑in‑fact Lindsey Bibby Bailes on 09/08/2025.

Insights

Securities/Compliance Analyst

TL;DR: Routine Form 4 disclosing dividend equivalent issuance on RSUs to a director; no cash purchase or option exercise reported.

The filing records a small, non‑cash acquisition of 122 shares as dividend equivalent rights tied to existing RSUs, reported at a $0 price and increasing the director's beneficial ownership to 10,767 shares. This is a standard disclosure under Section 16 reflecting compensation‑related equity adjustments rather than open‑market activity. It appears procedural and immaterial to capitalization or control.

Corporate Governance Specialist

TL;DR: Governance disclosure consistent with equity compensation plan administration; no indication of unusual insider trading.

The entry explicitly states the 122 shares are dividend equivalent rights subject to the same terms as the underlying RSUs, which is common when companies credit dividend equivalents on unvested awards. The form identifies the reporting person as a director and was filed by one reporting person. There is no indication of amendments, market transactions, or changes to control in this filing.

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^*

Frailey Alton L.

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
09/04/2025

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	09/04/2025		A		122(1)	A	$0(1)	10,767	D

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.

Remarks:

	Lindsey Bibby Bailes, attorney in fact	09/08/2025
	** 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 did Alton L. Frailey report on Form 4 for SBSI?

The report discloses the acquisition of 122 shares as dividend equivalent rights on RSUs, resulting in 10,767 shares beneficially owned.

When was the transaction dated on the Form 4 filing?

The transaction date is 09/04/2025, and the form was signed by attorney‑in‑fact on 09/08/2025.

Was this a cash purchase or an award credit?

This was an award credit: the filing states the 122 shares are dividend equivalent rights on RSUs and shows a $0 price.

Does the filing indicate any change in control or large disposition?

No. The filing shows an additional 122 shares from dividend equivalents and a total beneficial ownership of 10,767 shares; no dispositions or control changes are reported.

Who filed or signed the Form 4 on behalf of the reporting person?

The form was signed by Lindsey Bibby Bailes, attorney in fact.