Southside Bancshares (SBSI) director receives 148-share RSU dividend credit

Rhea-AI Filing Summary

Southside Bancshares director Alton L. Frailey received a small equity-related award, increasing his direct stake in the company. He acquired 148 shares of common stock on June 1, 2026 at no cost, bringing his direct holdings to 13,505 shares.

The footnote explains these 148 shares reflect dividend equivalent rights credited from a cash dividend on restricted stock units (RSUs) he already holds. These dividend equivalents follow the same vesting and other terms as the underlying RSUs, making this a routine, compensation-related adjustment rather than an open-market purchase.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Frailey Alton L.

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	148	$0.00	--

Holdings After Transaction: Common Stock — 13,505 shares (Direct, null)

Footnotes (1)

1. [object Object]

Key Figures

Shares acquired: 148 shares Price per share: $0.00 per share Holdings after transaction: 13,505 shares +2 more

5 metrics

Shares acquired 148 shares Dividend equivalent rights on RSUs, June 1, 2026

Price per share $0.00 per share Grant of dividend equivalent rights

Holdings after transaction 13,505 shares Common stock directly held by Alton L. Frailey after grant

Transaction code A Grant, award, or other acquisition of non-derivative common stock

Transaction direction acquire Non-derivative acquisition recorded in Form 4

Key Terms

dividend equivalent rights, RSUs, Grant, award, or other acquisition, Common Stock

4 terms

dividend equivalent rights financial

"Reflects dividend equivalent rights received pursuant to a cash dividend on RSUs held by the reporting person."

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

"Dividend equivalent rights are subject to the same terms and conditions as the underlying RSUs."

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, award, or other acquisition regulatory

"transaction_code_description: Grant, award, or other acquisition"

Common Stock financial

"security_title: Common Stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

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Form 4 Insider Transactions: What Each Field Means →

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)
06/01/2026

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	06/01/2026		A		148(1)	A	$0	13,505	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	06/03/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Southside Bancshares (SBSI) director Alton L. Frailey report?

Director Alton L. Frailey reported acquiring 148 shares of Southside Bancshares common stock. The shares represent dividend equivalent rights from a cash dividend on his RSUs and were granted at no cost, increasing his direct holdings to 13,505 shares.

Were Southside Bancshares (SBSI) shares bought or sold in the open market?

No open-market trade occurred in this filing. The 148 shares reflect a grant of dividend equivalent rights tied to existing RSUs, awarded at a price of $0.00 per share, rather than a market purchase or sale by the director.

How many Southside Bancshares (SBSI) shares does Alton L. Frailey hold after this transaction?

After the grant, Alton L. Frailey directly holds 13,505 shares of Southside Bancshares common stock. This total includes the 148 dividend equivalent rights credited on June 1, 2026, which follow the same terms as his underlying RSUs.

What are dividend equivalent rights in the Southside Bancshares (SBSI) Form 4 filing?

Dividend equivalent rights are additional share credits tied to RSUs when a cash dividend is paid. In this case, 148 rights were granted to Alton L. Frailey, matching dividend value and subject to the same terms as his underlying RSUs.

Does the Southside Bancshares (SBSI) Form 4 indicate any derivative securities activity?

The filing shows no derivative security transactions. It reports only a non-derivative acquisition of 148 common shares via dividend equivalent rights on RSUs, with no option exercises, conversions, or other derivative activities disclosed in the summary data.