CFO — Stefan Chkautovich: The CFO is resigning to pursue another opportunity, but an internal successor (the President) has been appointed, indicating an orderly transition rather than a sudden loss of leadership.

Results of Operations and Financial Condition On October 21, 2026, Southern Missouri Bancorp, Inc., the parent corporation of Southern Bank, issued a press release announcing preliminary first quarter of fiscal 2027 results, its quarterly dividend of $0.27 per common share, and the timing and other information regarding its investor conference call. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein.

Other Events On October 20, 2026, the Board of Directors of Southern Missouri Bancorp, Inc. (the “Company”) declared its 130th consecutive quarterly dividend on common stock since the inception of the Company. The dividend of $0.27 per common share will be payable on November 30, 2026, to stockholders of record at the close of business on November 13, 2026. In other matters, the Company will host a conference call to review information provided in the press release on Thursday, October 22, 20…

Other Events On July 21, 2026, the Board of Directors of Southern Missouri Bancorp, Inc. (the “Company”) declared its 129th consecutive quarterly dividend on common stock since the inception of the Company. The dividend of $0.27 per common share will be payable on August 31, 2026, to stockholders of record at the close of business on August 14, 2026. In other matters, the Company will host a conference call to discuss the release on July 23, 2026, at 9:30 a.m., central time. The call will be…

Results of Operations and Financial Condition On July 21, 2026, Southern Missouri Bancorp, Inc., the parent corporation of Southern Bank, issued a press release announcing preliminary fourth quarter of fiscal 2026 results, its quarterly dividend of $0.27 per common share, and the timing and other information regarding its investor conference call. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein.

Other Events On April 21, 2026, the Board of Directors of Southern Missouri Bancorp, Inc. (the “Company”) declared its 128th consecutive quarterly dividend on common stock since the inception of the Company. The dividend of $0.25 per common share will be payable on May 29, 2026, to stockholders of record at the close of business on May 15, 2026. In other matters, the Company will host a conference call to discuss the release on April 23, 2026, at 9:30 a.m., central time. The call will be avai…

Results of Operations and Financial Condition On April 21, 2026, Southern Missouri Bancorp, Inc., the parent corporation of Southern Bank, issued a press release announcing preliminary third quarter of fiscal 2026 results, its quarterly dividend of $0.25 per common share, and the timing and other information regarding its investor conference call. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein.

Other Events On January 20, 2026, the Board of Directors of Southern Missouri Bancorp, Inc. (the “Company”) declared its 127th consecutive quarterly dividend on common stock since the inception of the Company. The dividend of $0.25 per common share will be payable on February 27, 2026, to stockholders of record at the close of business on February 13, 2026. On January 21, 2026, Southern Missouri Bancorp, Inc. (the “Company”), the parent corporation of Southern Bank, announced its intention to…

Results of Operations and Financial Condition On January 21, 2026, Southern Missouri Bancorp, Inc., the parent corporation of Southern Bank, issued a press release announcing preliminary second quarter of fiscal 2026 results, its quarterly dividend of $0.25 per common share, and the timing and other information regarding its investor conference call. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein.

Other Events. On October 21, 2025, the Board of Directors of Southern Missouri Bancorp, Inc. (the “Company”) declared its 126th consecutive quarterly dividend on common stock since the inception of the Company. The dividend of $0.25 per common share will be payable on November 28, 2025, to stockholders of record at the close of business on November 14, 2025. In other matters, the Company will host a conference call to discuss the release on October 23, 2025, at 9:30 a.m., central time. The ca…

Results of Operations and Financial Condition On October 22, 2025, Southern Missouri Bancorp, Inc., the parent corporation of Southern Bank, issued a press release announcing preliminary first quarter of fiscal 2026 results, its quarterly dividend of $0.25 per common share, and the timing and other information regarding its investor conference call. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein.

Results of Operations and Financial Condition On July 23, 2025, Southern Missouri Bancorp, Inc., the parent corporation of Southern Bank, issued a press release announcing preliminary fourth quarter of fiscal 2025 results, its quarterly dividend of $0.25 per common share, and the timing and other information regarding its investor conference call. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein.

Departure of Directors or Certain Officers; Election of Officers; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers (e) Compensatory Arrangements of Certain Officers On July 22, 2025, Southern Bank (the “Bank”), the wholly owned banking subsidiary of Southern Missouri Bancorp, Inc. (the “Company”) entered into an amended and restated change in control severance agreement with Rick Windes, its Chief Lending Officer and a named executive officer of the Company, whic…

Other Events. On July 22, 2025, the Board of Directors of Southern Missouri Bancorp, Inc. (the “Company”) declared its 125th consecutive quarterly dividend on common stock since the inception of the Company. The dividend of $0.25 per common share represents an increase of $0.02, or 8.7% as compared to the previous quarterly dividend payment and will be payable on August 29, 2025, to stockholders of record at the close of business on August 15, 2025. In other matters, the Company will host a c…

Results of Operations and Financial Condition On April 21, 2025, Southern Missouri Bancorp, Inc., the parent corporation of Southern Bank, issued a press release announcing preliminary third quarter of fiscal 2025 results, and reiterating its quarterly dividend of $0.23 per common share, and the timing of its investor conference call. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein. ​

Other Events. ​ On April 15, 2025, the Board of Directors of Southern Missouri Bancorp, Inc. (the “Company”) declared its 124 th consecutive quarterly dividend on common stock since the inception of the Company. The dividend of $0.23 per common share will be payable on May 30, 2025, to stockholders of record at the close of business on May 15, 2025. ​ In other matters, the Company expects to release its preliminary operating results for the quarter ended March 31, 2025, on April 21, 2025, and…

Executive Vice President and Chief Banking Officer — Justin G. Cox: Justin G. Cox was promoted to Executive Vice President and Chief Banking Officer.

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers ​ (e) Compensatory Arrangements of Certain Officers ​ On February 18, 2025, Southern Bank (the “Bank”), the wholly owned banking subsidiary of Southern Missouri Bancorp, Inc. (the “Company”) entered into a change in control severance agreement with its Chief Financial Officer, Stefan Chkautovich. On the same date, the Bank also entered into an amend…

Results of Operations and Financial Condition On January 27, 2025, Southern Missouri Bancorp, Inc., the parent corporation of Southern Bank, issued a press release announcing preliminary second quarter of fiscal 2025 results, and reiterating its quarterly dividend of $0.23 per common share, and the timing of its investor conference call. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein. ​

Other Events. ​ On January 21, 2025, the Board of Directors of Southern Missouri Bancorp, Inc. (the “Company”) declared its 123 rd consecutive quarterly dividend on common stock since the inception of the Company. The dividend of $0.23 per common share will be payable on February 28, 2025, to stockholders of record at the close of business on February 14, 2025. ​ In other matters, the Company expects to release its preliminary operating results for the quarter ended December 31, 2024, on Janu…

Principal Financial Officer — Stefan Chkautovich: Mr. Chkautovich was promoted to Principal Financial Officer, and Jane Butler was appointed as the new Principal Accounting Officer.

Results of Operations and Financial Condition On October 28, 2024, Southern Missouri Bancorp, Inc., the parent corporation of Southern Bank, issued a press release announcing preliminary first quarter of fiscal 2025 results, and reiterating its quarterly dividend of $0.23 per common share, and the timing of its investor conference call. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein. ​

Other Events. ​ On October 22, 2024, the Board of Directors of Southern Missouri Bancorp, Inc. (the “Company”) declared its 122 nd consecutive quarterly dividend on common stock since the inception of the Company. The dividend of $0.23 per common share will be payable on November 29, 2024, to stockholders of record at the close of business on November 15, 2024. ​ In other matters, the Company expects to release its preliminary operating results for the quarter ended September 30, 2024, on Oct…

Results of Operations and Financial Condition On July 29, 2024, Southern Missouri Bancorp, Inc., the parent corporation of Southern Bank, issued a press release announcing preliminary third quarter of fiscal 2024 results, and reiterating its quarterly dividend of $0.23 per common share, and the timing of its investor conference call. A copy of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K and incorporated by reference herein. ​

Other Events. ​ On July 23, 2024, the Board of Directors of Southern Missouri Bancorp, Inc. (the “Company”) declared its 121 st consecutive quarterly dividend on common stock since the inception of the Company. The dividend of $0.23 per common share represents an increase of $0.02, or 9.5%, as compared to the previous quarterly dividend payment and will be payable on August 30, 2024, to stockholders of record at the close of business on August 15, 2024. ​ In other matters, the Company expects…