GSBC (GSBC) CEO Joseph Turner reports 1,200-share bona fide stock gift

Rhea-AI Filing Summary

GREAT SOUTHERN BANCORP, INC. President and CEO Joseph W. Turner, also a 10% owner, reported a bona fide gift of 1,200 shares of common stock on February 23, 2026. The shares are shown at a reference price of $61.82 per share and are classified as a disposition by gift.

After this transaction, Turner directly holds 136,182 shares of common stock. He also reports indirect ownership of 2,478 shares through his spouse, 11,378 shares in a children’s trust, 18,335 shares in a 401(k) plan, and 369,738 shares through an LTD family partnership. In addition, he holds various options to purchase company stock that vest in scheduled installments from 2019 through 2030.

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

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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^*

TURNER JOSEPH W

(Last) (First) (Middle)

CARE OF GREAT SOUTHERN BANK

218 S GLENSTONE AVE

(Street)

SPRINGFIELD MO 65802

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
GREAT SOUTHERN BANCORP, INC. [ GSBC ]

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

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	President/CEO

3. Date of Earliest Transaction (Month/Day/Year)
02/23/2026

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

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

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

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	02/23/2026		G		1,200	D	$61.82	136,182	D
Common stock								2,478	I	Spouse
Common stock								11,378	I	Children's Trust
Common stock								18,335	I	401(k) Plan
Common stock								369,738	I	LTD Family Partnership

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
Option to purchase	$52.2							(1)	11/15/2027	Common Stock	6,000		6,000	D
Option to purchase	$55							(2)	11/28/2028	Common Stock	7,000		13,000	D
Option to purchase	$60.15							(3)	11/20/2029	Common stock	7,000		20,000	D
Option to purchase	$41.74							(4)	10/26/2030	Common stock	7,500		27,500	D
Option to purchase	$57.98							(5)	11/17/2031	Common stock	7,750		35,250	D
Option to purchase	$61.55							(6)	11/16/2032	Common stock	7,800		43,050	D
Option to purchase	$53.22							(7)	11/15/2033	Common Stock	7,800		50,850	D
Option to purchase	$61.79							(8)	11/20/2034	Common stock	7,800		58,650	D
Option to purchase	$57.29							(9)	11/19/2035	Common stock	7,800		66,450	D

Explanation of Responses:

1. 1,500 shares vest on 11/15/2019, 11/15/2020, 11/15/2021 and 11/15/2022

2. 1,750 shares vest on 11/28/2020, 11/28/2021, 11/28/2022 and 11/28/2023

3. 1,750 shares vest on 11/20/2021, 11/20/2022, 11/20/2023 and 11/20/2024

4. 1,875 shares vest on 10/26/2022, 10/26/2023, 10/26/2024 and 10/26/2025

5. 1,938 shares vest on 11/17/2023 and 11/17/2024, and 1,937 shares vest on 11/17/2025 and 11/17/2026

6. 1,950 shares vest on 11/16/2024, 11/16/2025, 11/16/2026 and 11/16/2027

7. 1,950 shares vest on 11/15/2025, 11/15/2026, 11/15/2027 and 11/15/2028

8. 1,950 shares vest on 11/20/2026, 11/20/2027, 11/20/2028 and 11/20/2029

9. 1,950 shares vest on 11/19/2027, 11/19/2028, 11/19/2029 and 11/19/2030

Remarks:

	Matt Snyder, by Power of Attorney from Joseph W. Turner	02/24/2026
	** 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).
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FAQ

What did GSBC insider Joseph W. Turner report in this Form 4?

Joseph W. Turner reported a bona fide gift of 1,200 shares of GREAT SOUTHERN BANCORP common stock. The filing shows this as a disposition by gift and updates his remaining direct and indirect ownership positions across several accounts and entities.

How many GREAT SOUTHERN BANCORP (GSBC) shares does Turner own directly after the gift?

After the reported gift, Joseph W. Turner directly owns 136,182 GSBC common shares. This figure reflects his updated direct holdings only and is separate from additional shares reported as indirectly owned through his spouse, a children’s trust, a 401(k) plan, and a family partnership.

What indirect GSBC share holdings are reported for Joseph W. Turner?

The filing lists indirect ownership of 2,478 shares through his spouse, 11,378 shares via a children’s trust, 18,335 shares in a 401(k) plan, and 369,738 shares through an LTD family partnership, all in GREAT SOUTHERN BANCORP common stock.

At what price is the gifted GSBC stock referenced in the Form 4?

The 1,200 gifted GREAT SOUTHERN BANCORP shares are shown with a reference price of $61.82 per share. This price is used for reporting purposes in the Form 4 and does not necessarily represent a market trade execution price.

Does Joseph W. Turner hold GSBC stock options according to this filing?

Yes. The filing reports several options to purchase GSBC stock with scheduled vesting tranches. Footnotes show specific groups of option shares vesting annually from 2019 through 2030, indicating a long-term equity incentive structure for the executive.

Is the Form 4 transaction for GSBC a market sale or a gift?

The reported Form 4 transaction is a bona fide gift, not a market sale. The transaction code is G, which designates a gift disposition, meaning shares were transferred without consideration rather than sold on the open market.