Southside Bancshares' Pinkley sells shares at $36

The option exercise prices were $34.83 and $34.50 per share; both corresponding share blocks were sold at $36 per share.

Available on EDGAR 11/06/2026 - 11:06 AM EST Accepted by SEC EDGAR 11/06/2026 - 11:05 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Southside Bancshares Inc. CAO April Pinkley exercised options on November 5, 2026, covering 3,650 shares at $34.83 per share and 3,074 shares at $34.50 per share. She sold the corresponding common shares that day at $36 per share. No Rule 10b5-1 plan is reported. Her reported indirect ESOP holding was 2,333 shares on November 5, 2026.

Insider Trade Summary

Exercise and Sale: 6,724 shares ($9K approx. pre-tax spread)

Exercise and Sale 6 txns

Insider PINKLEY APRIL

Role CAO

Sold 6,724 shs ($242K)

Approx. gross sale proceeds $242K

Approx. exercise cost $233K

Approx. pre-tax spread $9K

Share of Position Sold 60.5%

Type	Security	Shares	Price	Value
Exercise	Employee Stock Option / (Right to Buy)	3,650	$0.00	$0.00
Exercise	Employee Stock Option / (Right to Buy)	3,074	$0.00	$0.00
Exercise	Common Stock F1	3,650	$34.83	$127K
Exercise	Common Stock	3,074	$34.50	$106K
Sale	Common Stock	3,650	$36.00	$131K
Sale	Common Stock	3,074	$36.00	$111K
Holding	Common Stock	--	--	--

Holdings After Transaction: Employee Stock Option / (Right to Buy) — 0 contracts (Direct); Common Stock — 4,393 shares (Direct); Common Stock — 2,333 shares (Indirect, ESOP)

Holdings Before and After: Employee Stock Option / (Right to Buy), 6,724 to 0 contracts (Direct); Common Stock, 4,393 to 4,393 shares (Direct)

Footnotes (1)

1. F1. Includes shares acquired under the Company's Dividend Reinvestment Program.

Key Figures

Shares exercised: 3,650 shares Exercise price: $34.83 per share Shares exercised: 3,074 shares +5 more

8 metrics

Shares exercised 3,650 shares Options exercised on November 5, 2026, at $34.83 per share

Exercise price $34.83 per share Options covering 3,650 shares, exercised November 5, 2026

Shares exercised 3,074 shares Options exercised on November 5, 2026, at $34.50 per share

Exercise price $34.50 per share Options covering 3,074 shares, exercised November 5, 2026

Shares sold 3,650 shares Sold November 5, 2026, at $36 per share

Shares sold 3,074 shares Sold November 5, 2026, at $36 per share

Sale price $36 per share Price for both reported share sales on November 5, 2026

Indirect ESOP holding 2,333 shares Reported November 5, 2026

Key Terms

Employee Stock Option / (Right to Buy), Dividend Reinvestment Program, ESOP

3 terms

Employee Stock Option / (Right to Buy) financial

"Employee Stock Option / (Right to Buy)"

Dividend Reinvestment Program financial

"Includes shares acquired under the Company's Dividend Reinvestment Program."

A dividend reinvestment program lets investors automatically use cash dividends to buy more shares of the same company instead of taking the money as cash. Think of it like an automatic savings plan that turns small payouts into additional ownership, often including fractional shares, which can speed up compound growth and reduce the need for manual buying decisions — a convenience that can boost long-term returns for shareholders.

ESOP financial

"ESOP"

An Employee Stock Ownership Plan (ESOP) is a program that gives employees ownership shares in their company, often as part of their benefits package. It acts like a company-sponsored savings plan, allowing workers to have a stake in the company's success, which can boost motivation and loyalty. For investors, ESOPs can influence company decisions and stock value, making them an important aspect of corporate ownership and governance.

FAQ

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

How many SBSI shares did CAO April Pinkley exercise and sell?

On November 5, 2026, she exercised options covering 3,650 shares at $34.83 per share and 3,074 shares at $34.50 per share, then sold the corresponding share amounts at $36 per share. No Rule 10b5-1 plan is reported.

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

Form 4 Insider Transactions: What Each Field Means →

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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^*

PINKLEY APRIL

(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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CAO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
11/05/2026

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	11/05/2026		M		3,650	A	$34.83	8,043(1)	D
Common Stock	11/05/2026		M		3,074	A	$34.5	11,117	D
Common Stock	11/05/2026		S		3,650	D	$36	7,467	D
Common Stock	11/05/2026		S		3,074	D	$36	4,393	D
Common Stock								2,333	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
Employee Stock Option / (Right to Buy)	$34.83	11/05/2026		M			3,650	11/21/2020	11/21/2029	Common Stock	3,650	$0	0	D
Employee Stock Option / (Right to Buy)	$34.5	11/05/2026		M			3,074	06/18/2019	06/18/2028	Common Stock	3,074	$0	0	D

Explanation of Responses:

1. Includes shares acquired under the Company's Dividend Reinvestment Program.

Remarks:

	Austin Fleet, attorney in fact	11/06/2026
	** 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)