GREAT SOUTHERN BANCORP, INC. - Director's Dealing 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GREAT SOUTHERN BANCORP, INC. (GSBC)
CIK: 0000854560
Period of Report: 2021-07-13

Reporting Person: Hart Debra Mallonee (N/A)

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-07-13	Common Stock	J	11	$51.9512	Acquired	1776	Direct

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Option to purchase	$51.4	2027-03-15	Common Stock (5000)	5000	Direct
Option to purchase	$52.2	2027-11-15	Common Stock (2000)	7000	Direct
Option to purchase	$55	2028-11-28	Common stock (2000)	9000	Direct
Option to purchase	$60.15	2029-11-20	Common stock (2000)	11000	Direct
Option to purchase	$41.74	2030-10-26	Common stock (2000)	13000	Direct

F1: DRIP acquisition exempt from Section 16 reporting being reported voluntarily.

F2: 1,250 shares vest on 03/15/2019, 03/15/2020, 03/15/2021 and 03/15/2022

F3: 500 shares vest on 11/15/2019, 11/15/2020, 11/15/2021 and 11/15/2022

F4: 500 shares vest on 11/28/2020, 11/28/2021, 11/28/2022 and 11/28/2023

F5: 500 shares vest on 11/20/2021, 11/20/2022, 11/20/2023 and 11/20/2024

F6: 500 shares vest on 10/26/2022, 10/26/2023, 10/26/2024 and 10/26/2025