Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Maples Mark A

2. Date of Event Requiring Statement (MM/DD/YYYY) 7/7/2021

3. Issuer Name and Ticker or Trading Symbol

GREAT SOUTHERN BANCORP, INC. [GSBC]

(Last) (First) (Middle)

CARE OF GREAT SOUTHERN BANK, 218 S. GLENSTONE AVE

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

_____ Director _____ 10% Owner
_____ Officer (give title below) ___X___ Other (specify below)
/ Vice President of Subsidiary

(Street)

SPRINGFIELD, MO 65802

(City) (State) (Zip)

5. If Amendment, Date Original Filed(MM/DD/YYYY)

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 Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	0	D

*Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)*
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Option to purchase	⁽¹⁾	10/24/2026	Common stock	187	$41.30	D
Option to purchase	⁽²⁾	11/15/2027	Common stock	374	$52.20	D
Option to purchase	⁽³⁾	11/28/2028	Common stock	637	$55	D
Option to purchase	⁽⁴⁾	11/20/2029	Common stock	850	$60.15	D
Option to purchase	⁽⁵⁾	10/26/2030	Common stock	1000	$41.74	D

Explanation of Responses:
(1)	187 shares vest on 10/24/2021
(2)	187 shares vest on 11/15/2021 and 11/15/2022
(3)	213 shares vest on 11/28/2021 and 212 shares vest on 11/28/2022 and 11/28/2023
(4)	213 shares vest on 11/20/2021 and 11/20/2022 and 212 shares vest on 11/20/2023 and 11/20/2024
(5)	250 shares vest on 10/26/2022, 10/26/2023, 10/26/2024 and 10/26/2025

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Maples Mark A CARE OF GREAT SOUTHERN BANK 218 S. GLENSTONE AVE SPRINGFIELD, MO 65802				Vice President of Subsidiary