What is the nature of the 55-share award reported for SBSI’s CCO?

The 55-share award reflects dividend equivalent rights received from a cash dividend on RSUs held by the CCO. These dividend equivalents are subject to the same terms and conditions as the underlying RSUs, effectively increasing his common stock holdings without a cash purchase.

What does the ESOP-related holding for SBSI’s CCO include?

The 1,928 indirectly held shares for the CCO are held through the company ESOP. This amount includes shares received from the annual ESOP contribution, shares allocated from forfeitures, and shares added through quarterly dividend reinvestment, consolidating multiple ESOP-related sources into one total.

Southside Bancshares (SBSI) CCO granted 55 shares via dividend equivalents

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Southside Bancshares Inc. reported that its CCO, Arnold T L Jr, received an award of 55 shares of common stock on March 5, 2026. The shares reflect dividend equivalent rights credited from a cash dividend on RSUs he already holds.

Following this grant or award acquisition, he directly owned 21,511 shares of Southside Bancshares common stock. He also indirectly held 1,928 shares through the company ESOP, which includes shares from annual ESOP contributions, forfeiture allocations, and quarterly dividend reinvestment.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Arnold T L Jr

Role CCO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	55	$0.00	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 21,511 shares (Direct); Common Stock — 1,928 shares (Indirect, ESOP)

Footnotes (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 →

03/09/2026 - 04:13 PM

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^*

Arnold T L Jr

(Last)

(First)

(Middle)

1201 S BECKHAM

(Street)

TYLER

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)
	CCO

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	03/05/2026		A		55⁽¹⁾	A	$0	21,511	D
Common Stock								1,928⁽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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Southside Bancshares (SBSI) report for its CCO?

Southside Bancshares reported that CCO Arnold T L Jr received 55 shares of common stock as a grant or award. These shares represent dividend equivalent rights credited from a cash dividend on RSUs he already holds, rather than an open-market purchase or sale.

How many SBSI shares does Arnold T L Jr own after this Form 4 transaction?

After the reported award, Arnold T L Jr directly owned 21,511 shares of Southside Bancshares common stock. He also indirectly held 1,928 additional shares through the company’s ESOP, which aggregates ESOP contributions, forfeiture allocations, and dividend reinvestments into his indirect ownership position.

Were any Southside Bancshares (SBSI) shares sold in this Form 4 filing?

No share sales were reported; the Form 4 shows an acquisition via grant or award of 55 shares. The filing also updates indirect ESOP holdings, but does not disclose any disposals or open-market sales by the reporting person in this transaction set.