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SOUTHERN MISSOURI BANCORP, INC.

For the period ended Oct 26, 2026. Filed Sep 21, 2026.

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About this filing

What shareholders are asked to vote on at a company's meeting. It is where to find what directors and top executives are paid, and who owns the most shares.

Oct 26, 2026 · Filed Sep 21, 2026

SMBC$70.46-0.3%Stored close · as of Nov 6, 2026
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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of

the Securities Exchange Act of 1934 (Amendment No. )

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Filed by the Registrant ☒
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Filed by a Party other than the Registrant ☐
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Check the appropriate box:
☐Preliminary Proxy Statement
☐Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
☒Definitive Proxy Statement
☐Definitive Additional Materials
☐Soliciting Material under §240.14a-12
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SOUTHERN MISSOURI BANCORP, INC.
(Name of Registrant as Specified In Its Charter)
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(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
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Payment of Filing Fee (Check the appropriate box):
☒No fee required.
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☐Fee paid previously with preliminary materials.
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☐Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a6(i)(1) and 0-11

September 21, 2026

Dear Fellow Shareholder:

On behalf of the Board of Directors and management of Southern Missouri Bancorp, Inc., we cordially invite you to attend the 2026 Annual Meeting of Shareholders. The meeting will be held at 9:00 a.m. local time, on October 26, 2026, at our corporate headquarters, located at 2991 Oak Grove Road, Poplar Bluff, Missouri.

The matters expected to be acted upon at the meeting are described in the attached proxy statement. A proxy card enabling you to vote without attending the meeting is enclosed. In addition, we will report on our progress during the past year.

We encourage you to attend the meeting in person. Whether or not you plan to attend, however,please read the enclosed proxy statement and then vote by internet, telephone or mail as promptly as possible. This will save us the additional expense in soliciting proxies and will ensure that your shares are represented at the annual meeting. In accordance with the rules of the Securities and Exchange Commission, our proxy statement, proxy card and annual report to shareholders are available on the Internet at http://www.edocumentview.com/SMBC.

Your Board of Directors and management are committed to the continued success of Southern Missouri Bancorp, Inc., and the enhancement of your investment. As Chairman and Chief Executive Officer, I want to express my appreciation for your confidence and support.

​​​Chairman and Chief Executive Officer​
​Sincerely,/s/Greg A. SteffensGreg A. SteffensChairman and Chief Executive Officer
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