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

Aug 5, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: GREAT SOUTHERN BANCORP, INC. (GSBC)
CIK: 0000854560
Period of Report: 2021-08-04

Reporting Person: Bugh John M (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-08-04	Common stock	M	1817	$16.81	Acquired	3607	Direct
2021-08-04	Common stock	S	1817	$51.9289	Disposed	1790	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-08-04	Option to purchase	$16.81	M	1817	Disposed	2021-09-26	Common stock (1817)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common stock	2590	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Option to purchase	$24.82	2022-11-28	Common stock (1500)	1500	Direct
Option to purchase	$29.64	2023-12-18	Common stock (1500)	3000	Direct
Common stock	$32.59	2024-10-15	Common stock (1750)	4750	Direct
Common stock	$50.71	2025-11-18	Common stock (1750)	6500	Direct
Common stock	$41.3	2026-10-24	Common stock (2500)	9000	Direct
Option to purchase	$52.2	2027-11-15	Common stock (2800)	11800	Direct
Option to purchase	$55	2028-11-28	Common stock (3500)	15300	Direct
Option to purchase	$60.15	2029-11-20	Common stock (3800)	19100	Direct
Option to purchase	$41.74	2030-10-26	Common stock (4500)	23600	Direct

Footnotes

F1: Reflects reporting person's holdings of units in Issuer's common stock fund under Issuer's 401(k) plan. Number of shares shown as beneficially owned under the plan represents the approximate equivalent number of shares of Issuer's common stock.

F2: 1,817 shares vest on 09/26/2016

F3: 375 shares vest on 11/28/2014, 11/28/2015, 11/28/2016 and 11/28/2017

F4: 375 shares vest on 12/18/2015, 12/18/2016, 12/18/2017 and 12/18/2018

F5: 438 shares vest on 10/15/2016 and 10/15/2017, and 437 shares vest on 10/15/2018 and 10/15/2019

F6: 438 shares vest on 11/18/2017 and 11/18/2018, and 437 shares vest on 11/18/2019 and 11/18/2020

F7: 625 shares vest on 10/24/2018, 10/24/2019, 10/24/2020 and 10/24/2021

F8: 700 shares vest on 11/15/2019, 11/15/2020, 11/15/2021 and 11/15/2022

F9: 875 shares vest on 11/28/2020, 11/28/2021, 11/28/2022 and 11/28/2023

F10: 950 shares vest on 11/20/2021, 11/20/2022, 11/20/2023 and 11/20/2024

F11: 1,125 shares vest on 10/26/2022, 10/26/2023, 10/26/2024 and 10/26/2025