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

Rhea-AI Filing Summary

Reporting person: Burchard Curtis, listed as Chief Lending Officer and Director of Southside Bancshares, Inc. (SBSI). Transaction: On 09/04/2025 the reporting person received 55 shares of Common Stock as dividend equivalent rights related to restricted stock units (RSUs), at a reported price of $0. After the transaction, the reporting person beneficially owned 6,862 shares in a direct ownership form. The filing includes an explanatory note that the dividend equivalents are subject to the same terms and conditions as the underlying RSUs. The Form 4 was signed by an attorney-in-fact, Lindsey Bibby Bailes, on 09/08/2025.

Positive

• Dividend-equivalent issuance recorded: 55 shares granted to the reporting person, reflecting settlement of RSU-related dividend equivalents.
• Maintained insider ownership disclosure: Reporting shows direct beneficial ownership of 6,862 shares, supporting transparency under Section 16.

Negative

• None.

Insights

Securities Analyst

TL;DR: Insider received dividend-equivalent shares on RSUs; small, routine ownership change with limited market impact.

The Form 4 documents a non-cash acquisition of 55 common shares as dividend equivalents tied to existing RSUs, increasing direct beneficial ownership to 6,862 shares. This is a routine administrative issuance rather than an open-market purchase or sale and carries no cash consideration according to the filing. For investors, this is informational about executive compensation settlement and ownership continuity but does not indicate material change to insider alignment or capital structure.

Corporate Governance Expert

TL;DR: Filing shows standard RSU dividend-equivalent treatment; governance implications are routine and non-material.

The entry specifies that dividend equivalents follow the underlying RSU terms, which is common practice. The signature by an attorney-in-fact is properly disclosed and dated. There is no indication of secondary transfers, option exercises, or derivative transactions. From a governance perspective, this disclosure fulfills Section 16 reporting obligations and presents no unusual governance concerns.

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^*

Burchard Curtis

(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 LENDING OFFICER

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		55(1)	A	$0(1)	6,862	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 Burchard Curtis report on Form 4 for SBSI?

The Form 4 reports that Burchard Curtis received 55 shares as dividend equivalent rights from RSUs on 09/04/2025, increasing direct beneficial ownership to 6,862 shares.

Was cash exchanged for the shares reported on the Form 4 (SBSI)?

No. The filing shows the price as $0, indicating the 55 shares were issued as dividend equivalents on RSUs, not purchased with cash.

What is the relationship of the reporting person to SBSI?

The reporting person, Burchard Curtis, is identified as a Director and the Chief Lending Officer of Southside Bancshares, Inc.

When was the Form 4 signed and by whom?

The Form 4 was signed by an attorney-in-fact, Lindsey Bibby Bailes, on 09/08/2025.

Does the Form 4 show any derivative transactions for the reporting person?

No. Table II (derivative securities) contains no reported transactions in this filing.