GREAT SOUTHERN BANCORP INC

Q: Jun 30 2026

Q: Mar 31 2026

FY: Dec 31 2025

Q: Sep 30 2025

Q: Jun 30 2025

Q: Mar 31 2025

FY: Dec 31 2024

Q: Sep 30 2024

Q: Jun 30 2024

Q: Mar 31 2024

FY: Dec 31 2023

Q: Sep 30 2023

Q: Jun 30 2023

Q: Mar 31 2023

FY: Dec 31 2022

Q: Sep 30 2022

Q: Jun 30 2022

Q: Mar 31 2022

FY: Dec 31 2021

Q: Sep 30 2021

Other Events

Results of Operations and Financial Condition

Other Events

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

Results of Operations and Financial Condition

Other Events

Other Events

Results of Operations and Financial Condition

Other Events

Results of Operations and Financial Condition

Other Events

Results of Operations and Financial Condition

Regulation FD Disclosure

Other Events

Submission of Matters to a Vote of Security Holders

Other Events

Results of Operations and Financial Condition

Regulation FD Disclosure

Other Events

Other Events

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Prospectus Supplement for Primary Offering

Notice of Effectiveness

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Free Writing Prospectus

Prospectus Supplement for Primary Offering

Free Writing Prospectus

Free Writing Prospectus

Notice of Effectiveness

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Withdrawal of a registration statement

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Notice of Effectiveness

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Definitive Proxy Statement

Additional Information for Proxy Statement/ Votes

Additional Information for Proxy Statement/ Votes

BROWN JULIE A

BROWN JULIE A

CARLSON THOMAS J

Pitt Douglas M

Hart Debra Mallonee

Edwards Steven D

BROWN JULIE A

TURNER JOSEPH W

TURNER WILLIAM V

STEINERT EARL A JR

STEINERT EARL A JR

Hart Debra Mallonee

TURNER WILLIAM V

TURNER WILLIAM V

CARLSON THOMAS J

Edwards Steven D

Pitt Douglas M

BROWN JULIE A

Baker Kevin L

Baker Kevin L

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)

No description available

Correspondence with the SEC

Letter from the SEC

Letter from the SEC

Letter from the SEC

Correspondence with the SEC

No description available

Correspondence with the SEC

Letter from the SEC

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)

Annual Report Scanned (Paper)

Letter from the SEC

Annual Report Scanned (Paper)

Correspondence with the SEC

Correspondence with the SEC