Marathon Bancorp, Inc. /MD/

Nasdaq:MBBC

Savings Institutions, Not Federally Chartered·WAUSAU, WI

195 kilometres, usually run as a road race, but the distance can be covered on trail routes. The marathon can be completed by running or with a run/walk strategy.

CEO

Zillges Nicholas W

CFO

Selting-Buchberger Joy

Financials

20 shown

Type	Period	Ended	Filed
10-Q	Q4 2025	12/31/25	2/11/26	→
10-Q	Q3 2025	9/30/25	11/12/25	→
10-K	FY 2025	6/30/25	9/26/25	→
10-Q	Q1 2025	3/31/25	5/14/25	→
10-Q	Q4 2024	12/31/24	2/13/25	→
10-Q	Q3 2024	9/30/24	11/13/24	→
↓

News (8-K)

25 shown

Filed	Type	Description
11/18/25	Vote	Submission of Matters to a Vote of Security Holders	→
4/21/25	Other	Other Events	→
4/16/25	Other	MARATHON BANCORP, INC. FORM 8-K APRIL 16, 2025	→
3/31/25	Vote	MARATHON BANCORP, INC. FORM 8-K MARCH 31, 2025	→
3/24/25	Other	MARATHON BANCORP, INC. FORM 8-K MARCH 24, 2025	→
2/20/25	Other	MARATHON BANCORP, INC. FORM 8-K FEBRUARY 20, 2025	→
↓

Prospectuses & Registrations

15 shown

Filed	Form	Description
10/15/25	ARS	ARS	→
9/30/25	S-8	MARATHON BANCORP, INC. REGISTRATION STATEMENT FORM S-8 SEPTEMBER 30, 2025	→
2/21/25	424B3	424B3	→
2/21/25	424B3	424B3	→
2/21/25	424B3	424B3	→
2/6/25	S-1/A	S-1/A	→
↓

Filing History(189 filings)

TypeDateAccessionPeriodSize

Feb 24, 2026

0001437749-26-005338FORM 4

Feb 23, 2026

9.8 KB

SCHEDULE 13G

Feb 17, 2026

0001109448-26-000046

—

7.1 KB

10-Q

Feb 11, 2026

0001104659-26-01303310-Q

Dec 31, 2025

18.8 MB

Dec 3, 2025

0001437749-25-036788FORM 4

Dec 1, 2025

11.4 KB

Dec 3, 2025

0001437749-25-036787FORM 4

Dec 1, 2025

13.4 KB

Dec 3, 2025

0001437749-25-036786FORM 4

Dec 1, 2025

11.9 KB

Nov 28, 2025

0001104659-25-116835OWNERSHIP DOCUMENT

Nov 26, 2025

9.4 KB

8-K

Nov 18, 2025

0000943374-25-000479FORM 8-K

Nov 18, 2025

156.5 KB

Nov 14, 2025

0001437749-25-035072FORM 4

Nov 13, 2025

9.1 KB

10-Q

Nov 12, 2025

0001104659-25-10976910-Q

Sep 30, 2025

16.2 MB

ARS

Oct 15, 2025

0001104659-25-099557ARS

Jun 30, 2025

1.3 MB

DEF 14A

Oct 15, 2025

0001104659-25-099556DEF 14A

Nov 18, 2025

1.4 MB

S-8

Sep 30, 2025

0000943374-25-000428MARATHON BANCORP, INC. REGISTRATION STATEMENT FORM S-8 SEPTEMBER 30, 2025

—

222.0 KB

10-K

Sep 26, 2025

0001104659-25-09388410-K

Jun 30, 2025

20.0 MB

SCHEDULE 13G

Sep 2, 2025

0000943374-25-000389

—

6.1 KB

4/A

Jul 2, 2025

0001437749-25-021893FORM 4/A

Jun 28, 2025

9.1 KB

Jul 1, 2025

0001437749-25-021647FORM 4

Jun 28, 2025

8.5 KB

Jul 1, 2025

0001437749-25-021646FORM 4

Jun 28, 2025

8.5 KB

Jul 1, 2025

0001437749-25-021645FORM 4

Jun 28, 2025

8.5 KB

Jul 1, 2025

0001437749-25-021644FORM 4

Jun 28, 2025

10.5 KB

Jul 1, 2025

0001437749-25-021643FORM 4

Jun 28, 2025

9.1 KB

11-K

Jun 23, 2025

0000943374-25-000291MARATHON BANCORP, INC. FORM 11-K DECEMBER 31, 2024

Dec 31, 2024

14.3 KB

Jun 16, 2025

0001437749-25-020428FORM 4

Jun 13, 2025

9.1 KB

Jun 3, 2025

0001437749-25-019262FORM 4

May 29, 2025

9.2 KB

Jun 3, 2025

0001437749-25-019261FORM 4

May 29, 2025

10.6 KB

25 filings shown

Marathon Bancorp, Inc. /MD/

Financials

News (8-K)

Prospectuses & Registrations

Filing History(189 filings)

Proxies

Ownership

Other Filings

Filed	Form	Description
2/24/26	4	4	→
12/3/25	4	4	→
12/3/25	4	4	→
12/3/25	4	4	→
11/28/25	4	OWNERSHIP DOCUMENT	→
11/14/25	4	4	→
↓

Filed	Form	Description
2/17/26	SCHEDULE 13G	SCHEDULE 13G	→
9/2/25	SCHEDULE 13G	SCHEDULE 13G	→
6/23/25	11-K	MARATHON BANCORP, INC. FORM 11-K DECEMBER 31, 2024	→
4/21/25	CERT	CERT	→
4/21/25	8-A12B	8-A12B	→
2/11/25	EFFECT	EFFECT	→
↓