[Form 4] GREAT SOUTHERN BANCORP, INC. Insider Trading Activity

Rhea-AI Filing Summary

Great Southern Bancorp, Inc. (GSBC)10/14/2025, the reporting person voluntarily disclosed the acquisition of 28 shares of common stock through a dividend reinvestment plan at $60.30 per share, bringing direct beneficial ownership to 4,054 shares.

The filing also lists derivative holdings consisting of options to purchase a total of 8,000 shares of common stock at exercise prices including $57.29, $61.55, $53.22, and $61.79. Portions of these options vest in 500-share installments on specified dates between 11/16/2024 and 11/20/2029, with expiration dates extending to 11/20/2035. All reported holdings are shown as directly owned.

11/20/2025 - 04:45 PM

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^*

Edwards Steven D

(Last) (First) (Middle)

CARE OF GREAT SOUTHERN BANK

218 SOUTH GLENSTONE AVENUE

(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		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
10/14/2025

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	10/14/2025		J(1)	V	28	A	$60.3	4,054	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
Option to purchase	$57.29	11/19/2025		A		500		11/19/2027	11/19/2035	Common stock	500	$57.29	500	D
Option to purchase	$57.29	11/19/2025		A		500		11/19/2028	11/19/2035	Common stock	500	$57.29	1,000	D
Option to purchase	$57.29	11/19/2025		A		500		11/19/2029	11/19/2035	Common stock	500	$57.29	1,500	D
Option to purchase	$57.29	11/19/2025		A		500		11/19/2030	11/19/2035	Common stock	500	$57.29	2,000	D
Option to purchase	$61.55							(2)	11/16/2032	Common stock	2,000		4,000	D
Option to purchase	$53.22							(3)	11/15/2033	Common stock	2,000		6,000	D
Option to purchase	$61.79							(4)	11/20/2034	Common stock	2,000		8,000	D

Explanation of Responses:

1. DRIP acquisition exempt from Section 16 reporting being reported voluntarily

2. 500 shares vest on 11/16/2024, 11/16/2025, 11/16/2026 and 11/16/2027

3. 500 shares vest on 11/15/2025, 11/15/2026, 11/15/2027 and 11/15/2028

4. 500 shares vest on 11/20/2026, 11/20/2027, 11/20/2028 and 11/20/2029

Remarks:

	Matt Snyder, by Power of Attorney from Steven D Edwards	11/20/2025
	** 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.

FAQ

What insider activity did GSBC report in this Form 4?

The filing reports that a director of Great Southern Bancorp, Inc. acquired 28 shares of common stock via a dividend reinvestment plan on 10/14/2025 and updated their stock option holdings.

How many GSBC common shares does the reporting person now own directly?

After the reported transaction, the director directly and beneficially owns 4,054 shares of Great Southern Bancorp, Inc. common stock.

What stock option positions are disclosed for the GSBC director?

The filing shows options to purchase a total of 8,000 shares of GSBC common stock at exercise prices including $57.29, $61.55, $53.22, and $61.79, all held directly.

When do the GSBC options begin to vest and when do they expire?

Certain options vest in 500-share increments on dates such as 11/16/2024, 11/15/2025, and 11/20/2026, with expirations running through 11/20/2035.

What does the DRIP transaction mean in this GSBC Form 4?

The 28-share acquisition is described as a DRIP (dividend reinvestment plan) transaction that is exempt from Section 16 reporting and is being reported voluntarily.

What is the reporting person’s relationship to Great Southern Bancorp, Inc.?

The individual is identified as a director of Great Southern Bancorp, Inc. and files this Form 4 as a single reporting person.