Nora Spatz - 28 Jun 2025 Form 4 Insider Report for Marathon Bancorp, Inc. /MD/ (MBBC)

Role: EVP and CAO
Signature: /s/ Benjamin Azoff, pursuant to power of attorney
Issuer symbol: MBBC
Transactions as of: 28 Jun 2025
Net transactions value: -$4,505
Form type: 4
Filing time: 01 Jul 2025, 09:35:39 UTC
Previous filing: 03 Jun 2025
Next filing: 03 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Spatz Nora	EVP and CAO	500 SCOTT STREET, WAUSAU	/s/ Benjamin Azoff, pursuant to power of attorney	01 Jul 2025	0001855946

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MBBC	Common Stock	Tax liability	$4,505	-451	-2.8%	$9.99	15,659	28 Jun 2025	Direct	F1, F2
holding	MBBC	Common Stock						31,270	28 Jun 2025	By 401(k)
holding	MBBC	Common Stock						1,598	28 Jun 2025	By Trust
holding	MBBC	Common Stock						1,149	28 Jun 2025	As custodian
holding	MBBC	Common Stock						1,209	28 Jun 2025	By ESOP
holding	MBBC	Common Stock						1,372	28 Jun 2025	By Spouse

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	MBBC	Stock Options						5,999	28 Jun 2025	Common Stock	5,999	$8.13	Direct	F3
holding	MBBC	Stock Options						4,804	28 Jun 2025	Common Stock	4,804	$6.48	Direct	F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
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.