FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL OMB Number: 3235-0104 Expires: January 31, 2005 Estimated average burden hours per response... 0.5

(Print or Type Responses)

1. Name and Address of Reporting Person *   Bugh John M 2. Date of Event Requiring Statement (Month/Day/Year) 07/19/2017 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) _____ Other (specify below) Vice President of Subsidiary 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) SPRINGFIELD, MO 65802 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) 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 1,790 D Â

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
	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 control number.

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		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)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Option to purchase	  (1)	09/26/2021	Common stock	10,000	$ 16.81	D	Â
Option to purchase	  (2)	11/28/2022	Common stock	1,500	$ 24.82	D	Â
Option to purchase	  (3)	12/18/2023	Common stock	1,500	$ 29.64	D	Â
Common stock	  (4)	10/15/2024	Common stock	1,750	$ 32.59	D	Â
Common stock	  (5)	11/18/2025	Common stock	1,750	$ 50.71	D	Â
Common stock	  (6)	10/24/2026	Common stock	2,500	$ 41.3	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Bugh John M CARE OF GREAT SOUTHERN BANK 218 S. GLENSTONE AVE SPRINGFIELD, MO 65802	Â	Â	Â	Vice President of Subsidiary

Signatures

Matt Snyder, Attorney-in-fact for John M. Bugh		07/21/2017
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(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).
(1)	2,500 shares vest on 09/26/2013, 09/26/2014, 09/26/2015 and 09/26/2016
(2)	375 shares vest on 11/28/2014, 11/28/2015, 11/28/2016 and 11/28/2017
(3)	375 shares vest on 12/18/2015, 12/18/2016, 12/18/2017 and 12/18/2018
(4)	438 shares vest on 10/15/2016 and 10/15/2017, and 437 shares vest on 10/15/2018 and 10/15/2019
(5)	438 shares vest on 11/18/2017 and 11/18/2018, and 437 shares vest on 11/18/2019 and 11/18/2020
(6)	625 shares vest on 10/24/2018, 10/24/2019, 10/24/2020 and 10/24/2021

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.