Southside Bancshares director awarded 14 shares

Director Raymond C. McKinney received 14 additional SBSI shares as dividend equivalents tied to his RSUs, bringing his direct holdings to 1,274 shares.

Rhea-AI Filing Summary

SOUTHSIDE BANCSHARES INC (SBSI) director Raymond C. McKinney reported an acquisition of 14 shares of common stock on September 3, 2026. The shares reflect dividend equivalent rights received on his existing RSUs in connection with a cash dividend and are subject to the same terms as those RSUs. Following this award, he directly holds 1,274 shares of common stock. No Rule 10b5-1 trading plan is reported for this transaction.

Insider Trade Summary

Grant/Award: 14 shares

Grant/Award 1 txn

Insider McKinney Raymond C

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock F1	14	$0.00	$0.00

Holdings After Transaction: Common Stock — 1,274 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: 14 shares Price per share: $0.00 per share Shares owned after transaction: 1,274 shares +1 more

4 metrics

Shares acquired 14 shares Grant/award acquisition on September 3, 2026 as dividend equivalent rights

Price per share $0.00 per share Reported for the 14-share grant/award acquisition

Shares owned after transaction 1,274 shares Direct holdings of common stock following the September 3, 2026 transaction

Transaction date September 3, 2026 Date of the grant/award acquisition transaction reported on Form 4

Key Terms

dividend equivalent rights, RSUs, Rule 10b5-1 trading plan

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.

Rule 10b5-1 trading plan regulatory

"No Rule 10b5-1 trading plan is reported for this transaction"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

FAQ

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

What insider transaction did SBSI director Raymond C. McKinney report?

He reported an acquisition of 14 shares of SOUTHSIDE BANCSHARES INC common stock on September 3, 2026. The shares represent dividend equivalent rights credited on RSUs he already holds and are subject to the same terms as those RSUs.

How many SBSI shares does Raymond C. McKinney hold after this Form 4 transaction?

After the reported transaction, Raymond C. McKinney directly holds 1,274 shares of SOUTHSIDE BANCSHARES INC common stock, as stated in the Form 4 data.

Was the SBSI insider transaction by Raymond C. McKinney a market purchase or sale?

It was not a market purchase or sale. The Form 4 shows a code A transaction for grant/award acquisition of 14 shares as dividend equivalent rights on RSUs, at a reported price of $0.00 per share.

Are the new SBSI shares received by Raymond C. McKinney subject to any conditions?

Yes. The footnote explains that the 14 shares are dividend equivalent rights received on RSUs and are subject to the same terms and conditions as the underlying RSUs.

Was Raymond C. McKinney’s SBSI Form 4 transaction under a Rule 10b5-1 trading plan?

No. The filing’s Rule 10b5-1 checkbox is marked false, so no Rule 10b5-1 trading plan is reported in connection with this grant of dividend equivalent rights.

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

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Available on EDGAR 09/08/2026 - 05:09 PM Accepted by SEC EDGAR 09/08/2026 - 05:09 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^*

McKinney Raymond C

(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		14(1)	A	$0	1,274	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)