Marathon Bancorp, Inc. /MD/ — Director's Dealing 2025

May 20, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Marathon Bancorp, Inc. /MD/ (MBBC)
CIK: 0001835385
Period of Report: 2025-05-16

Reporting Person: Knopf Michelle (EVP and COO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-05-16	Common Stock	F	70	$10.03	Disposed	3615	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	16349	Indirect
Common Stock	1274	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Options	$8.1294	2032-06-28	Common Stock (4498)	4498	Direct
Stock Options	$6.4831	2033-05-16	Common Stock (4804)	4804	Direct

Footnotes

F1: Includes shares of restricted stock which vest at a rate of 20% per year commencing on June 28, 2023.

F2: Includes shares of restricted stock which vest at a rate of 20% per year commencing on May 16, 2024.

F3: Stock options vest at a rate of 20% per year commencing on June 28, 2023.

F4: Stock options vest at a rate of 20% per year commencing on May 16, 2024.