Stellar Bancorp officer exercises 30K stock options

Stellar Bancorp, Inc. Chief Banking Officer Jason D. Sirkel exercised stock options to acquire 30,000 shares of common stock at $21.00 per share on June 17, 2026.

Rhea-AI Filing Summary

Stellar Bancorp, Inc. Chief Banking Officer Jason D. Sirkel exercised stock options to acquire 30,000 shares of common stock at $21.00 per share on June 17, 2026. This moved his direct common stock holdings to 65,535 shares.

The exercised options were fully converted into common stock, leaving no remaining shares under this particular employee stock option grant, which had an original expiration date in July 2027. The Form 4 shows an exercise-and-hold transaction with no reported open-market sale.

Insider Trade Summary

30,000 shares exercised/converted

Exercise 2 txns

Insider Sirkel Jason D.

Role Chief Banking Officer

Type	Security	Shares	Price	Value
Exercise	Employee Stock Option (right to buy)	30,000	$0.00	$0.00
Exercise	Common Stock	30,000	$21.00	$630K

Holdings After Transaction: Employee Stock Option (right to buy) — 0 contracts (Direct); Common Stock — 65,535 shares (Direct)

Key Figures

Options exercised: 30,000 shares Exercise price: $21.00 per share Shares held after: 65,535 shares +1 more

4 metrics

Options exercised 30,000 shares Employee stock options converted to common stock on June 17, 2026

Exercise price $21.00 per share Conversion or exercise price for 30,000 options

Shares held after 65,535 shares Total direct Stellar Bancorp common stock after transaction

Option expiration July 31, 2027 Original expiration date of exercised employee stock option grant

Key Terms

Employee Stock Option (right to buy), derivative security, Chief Banking Officer

3 terms

Employee Stock Option (right to buy) financial

"security_title: "Employee Stock Option (right to buy)""

derivative security financial

"transaction_code_description: "Exercise or conversion of derivative security""

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

Chief Banking Officer financial

"officer_title: "Chief Banking Officer""

FAQ

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

What did Stellar Bancorp (STEL) officer Jason Sirkel report in this Form 4?

Jason D. Sirkel reported exercising employee stock options to acquire 30,000 Stellar Bancorp common shares at $21.00 per share. Following this transaction, his direct ownership increased to 65,535 common shares, with no open-market sale reported in the filing.

How many Stellar Bancorp (STEL) shares does Jason Sirkel now hold directly?

After exercising 30,000 stock options, Jason D. Sirkel holds 65,535 Stellar Bancorp common shares directly. This figure reflects his position immediately following the reported June 17, 2026 derivative exercise transaction disclosed in the Form 4.

What type of transaction did Jason Sirkel report for Stellar Bancorp (STEL)?

The filing shows a derivative exercise, where employee stock options were exercised and converted into common stock. The transaction is coded “M,” indicating exercise or conversion of a derivative security rather than an open-market purchase or sale of shares.

At what price were Jason Sirkel’s Stellar Bancorp (STEL) options exercised?

The employee stock options were exercised at a conversion or exercise price of $21.00 per share. This price applied to 30,000 underlying Stellar Bancorp common shares associated with the option grant that originally expired in July 2027.

Did Jason Sirkel sell any Stellar Bancorp (STEL) shares in this Form 4?

The Form 4 does not report any open-market sale transactions. It only shows the exercise of 30,000 employee stock options into common stock, with the resulting total direct holdings increasing to 65,535 Stellar Bancorp shares after the exercise.

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

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Accepted by SEC EDGAR 06/22/2026 - 07:00 PM EDT 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^*

Sirkel Jason D.

(Last) (First) (Middle)

9 GREENWAY PLAZA, SUITE 110

(Street)

HOUSTON TEXAS 77046

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Stellar Bancorp, Inc. [ STEL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/17/2026

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	06/17/2026		M		30,000	A	$21	65,535	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
Employee Stock Option (right to buy)	$21	06/17/2026		M			30,000	07/31/2022	07/31/2027	Common Stock	30,000	$0	0	D

Explanation of Responses:

Remarks:

	/s/ Justin M. Long, attorney-in-fact	06/22/2026
	** 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)