Southside Bancshares Inc (SBSI) CCO reports small common stock transactions

Rhea-AI Filing Summary

Southside Bancshares Inc chief compliance officer Arnold T L Jr reported routine transactions in the company’s common stock. On February 1, 2026, 255 shares were disposed of at $32.19, leaving 19,492 shares held directly. On February 2, 2026, 127 shares were disposed of at $33.10, leaving 19,365 shares held directly.

He also reports 1,691 shares held indirectly through an ESOP. A footnote explains that when a transaction falls on a non-business day, the reported price reflects the prior business day’s closing price, clarifying how the per-share values were determined.

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

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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^*

Arnold T L Jr

(Last) (First) (Middle)

1201 S BECKHAM

(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)
	CCO

3. Date of Earliest Transaction (Month/Day/Year)
02/01/2026

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	02/01/2026		F		255	D	$32.19(1)	19,492	D
Common Stock	02/02/2026		F		127	D	$33.1	19,365	D
Common Stock								1,691	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. As transaction was on a non-business day, the price reflects the closing price of the previous business day.

Remarks:

	Lindsey Bibby Bailes, attorney in fact	02/03/2026
	** 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.

FAQ

What insider transactions did Southside Bancshares (SBSI) report on this Form 4?

The filing shows Arnold T L Jr disposed of 255 Southside Bancshares common shares on February 1, 2026 at $32.19 and 127 shares on February 2, 2026 at $33.10. These are routine non-derivative transactions reported under Section 16 rules.

Who is the insider in the Southside Bancshares (SBSI) Form 4 filing?

The insider is Arnold T L Jr, who serves as chief compliance officer (CCO) of Southside Bancshares Inc. The Form 4 indicates he is an officer but not a director or 10% owner, and it reports his direct and indirect holdings of company common stock.

How many Southside Bancshares (SBSI) shares does the CCO hold after the reported trades?

After the February 1 and 2, 2026 transactions, Arnold T L Jr directly holds 19,365 Southside Bancshares common shares. The filing also lists 1,691 additional common shares held indirectly through an employee stock ownership plan (ESOP), reflecting his combined reported beneficial ownership.

What do the transaction code F entries mean in the Southside Bancshares Form 4?

The Form 4 uses transaction code F for both reported common stock movements. While the code’s detailed meaning is not explained in the document, it consistently identifies these as the specific non-derivative transactions affecting the officer’s directly held Southside Bancshares shares on the stated dates.

How were share prices determined for the Southside Bancshares (SBSI) non-business day transaction?

A footnote explains that when a transaction date falls on a non-business day, the reported price uses the previous business day’s closing price. For the February 1, 2026 transaction, this methodology produced the $32.19 per-share value disclosed for the 255 disposed Southside Bancshares common shares.

What indirect Southside Bancshares (SBSI) holdings are disclosed for the CCO?

The Form 4 reports 1,691 Southside Bancshares common shares held indirectly for Arnold T L Jr through an ESOP. These indirect holdings are listed separately from his directly owned 19,365 shares, clarifying the structure of his total reported beneficial ownership in the company.