Southside Bancshares director granted 154 shares

A Southside Bancshares director received 154 dividend-equivalent shares tied to existing RSUs, increasing his direct holdings to 13,659 shares.

Rhea-AI Filing Summary

SOUTHSIDE BANCSHARES INC (symbol: SBSI) is the issuer of record for a Form 4 filing submitted to the SEC. Frailey Alton L. reported acquisition or exercise transactions in this Form 4 filing.

SOUTHSIDE BANCSHARES INC (SBSI) reported an insider equity award for director Alton L. Frailey. On September 3, 2026, he received 154 shares of Common Stock at $0.00 per share as dividend equivalent rights on existing RSUs, bringing his directly held Common Stock to 13,659 shares. No Rule 10b5-1 trading plan is reported.

Insider Trade Summary

Grant/Award: 154 shares

Grant/Award 1 txn

Insider Frailey Alton L.

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock F1	154	$0.00	$0.00

Holdings After Transaction: Common Stock — 13,659 shares (Direct)

Footnotes (1)

1. F1. 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.

Key Figures

Shares acquired: 154 shares Price per share: $0.00 Shares owned after transaction: 13,659 shares +1 more

4 metrics

Shares acquired 154 shares Grant or award of Common Stock on September 3, 2026 as dividend equivalent rights

Price per share $0.00 Reported grant value for the 154-share Common Stock award

Shares owned after transaction 13,659 shares Directly held Southside Bancshares Common Stock by Alton L. Frailey after the award

Transactions acquiring 1 transaction One non-derivative grant or award acquisition reported in this Form 4

Key Terms

dividend equivalent rights, RSUs, grant or award

3 terms

dividend equivalent rights financial

"Reflects dividend equivalent rights received pursuant to a cash dividend on RSUs"

Dividend equivalent rights are promises that mirror the cash payments shareholders get from a company’s profits, but they are paid to holders of certain awards (like stock options or restricted stock units) rather than to actual shares. Think of them as a paycheck top‑up that matches dividends while the award is not yet a real stock, and they matter to investors because they add to employee compensation costs and potential share dilution, affecting company profitability and per‑share value.

RSUs financial

"cash dividend on RSUs held by the reporting person"

RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.

grant or award financial

"transaction code describes a Grant, award, or other acquisition"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did SBSI report for Alton L. Frailey?

Southside Bancshares reported that director Alton L. Frailey received 154 shares of Common Stock on September 3, 2026 as a grant or award, recorded at $0.00 per share as dividend equivalent rights on his RSUs.

How many SBSI shares does Alton L. Frailey own after this Form 4 transaction?

Following the September 3, 2026 award, Alton L. Frailey directly holds 13,659 shares of Southside Bancshares Common Stock, according to the Form 4 filing.

What was the price per share for the SBSI shares awarded to Alton L. Frailey?

The 154 shares of Southside Bancshares Common Stock awarded to Alton L. Frailey on September 3, 2026 were reported at a price of $0.00 per share, consistent with a grant or award rather than a market purchase.

What are the dividend equivalent rights mentioned in the SBSI Form 4?

The filing states the 154-share award reflects dividend equivalent rights received from a cash dividend on RSUs held by Alton L. Frailey. These dividend equivalent rights are subject to the same terms and conditions as the underlying RSUs.

Was the SBSI insider transaction made under a Rule 10b5-1 trading plan?

No. The Southside Bancshares Form 4 indicates the Rule 10b5-1 checkbox is not selected, and the footnotes describe the transaction as dividend equivalent rights on RSUs, not as trades under a 10b5-1 plan.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/08/2026 - 05:25 PM Accepted by SEC EDGAR 09/08/2026 - 05:24 PM Learn about SEC filing dates

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^*

Frailey Alton L.

(Last) (First) (Middle)

1201 S BECKHAM AVE

(Street)

TYLER TEXAS 75701

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/03/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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	09/03/2026		A		154(1)	A	$0	13,659	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:

See attached Power of Attorney- EX-24.

	Lindsey Bibby Bailes, attorney in fact	09/08/2026
	** 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.
* Form 4: SEC 1474 (03-26)