MBBC Marathon Bancorp, Inc. /MD/ - 8-K

Item 5.02

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

(e)   On May 28, 2026, the stockholders of Marathon Bancorp, Inc. (the “Company”) approved the Company’s 2026 Equity Incentive Plan (the “Plan”), which provides for the grant of
stock-based awards to officers, employees and directors of the Company and Marathon Bank. A description of the material terms of the Plan is contained in the Company’s definitive proxy statement for the Special Meeting of Stockholders filed with
the Securities and Exchange Commission on April 24, 2026. A copy of the Plan is filed as Exhibit 10.1 to this Current Report on Form 8-K.

Item 5.07

Submission of Matters to a Vote of Security Holders

A Special Meeting of Stockholders of the Company was held on May 28, 2026. The matter listed below was submitted to a vote of the
stockholders through the solicitation of proxies, and the proposal is described in detail in the Company’s definitive proxy statement filed with the Securities and Exchange Commission on April 24, 2026. The proposal was approved by the Company’s
stockholders. The final results of the stockholder vote were as follows:

1.

The approval of the Company’s 2026 Equity Incentive Plan.

For

Against

Abstain

Broker Non-Votes

2,024,653

135,220

98,908

−

Item 9.01.   Financial Statements and Exhibits

(d) Exhibits

Exhibit   No.

Description

10.1

Marathon Bancorp, Inc. 2026 Equity Incentive Plan
(incorporated by reference to Appendix A to the proxy statement for the Special Meeting of Stockholders filed with the Securities and Exchange Commission on April 24, 2026 (file no. 001-42608))

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Cover Page Interactive Data File (embedded within the Inline XBRL document)