Marathon Bancorp Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqCM:MBBC Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
16 Jun 26	BuyUS$14,550	Nicholas Zillges	Individual	970	US$15.00
10 Jun 26	BuyUS$42,066	Nora Spatz	Individual	2,900	US$14.75
10 Jun 26	BuyUS$11,865	Nicholas Zillges	Individual	818	US$14.75
10 Jun 26	BuyUS$11,459	Michelle Knopf	Individual	790	US$14.75
10 Jun 26	BuyUS$15,303	Terry Cornish	Individual	1,055	US$14.75
08 Jun 26	BuyUS$12,732	Nora Spatz	Individual	919	US$14.24
08 Jun 26	BuyUS$3,574	Nicholas Zillges	Individual	258	US$14.24
08 Jun 26	BuyUS$3,477	Michelle Knopf	Individual	251	US$14.24
08 Jun 26	BuyUS$4,627	Terry Cornish	Individual	334	US$14.24
26 Nov 25	BuyUS$12,223	Nicholas Zillges	Individual	1,075	US$11.37
13 Nov 25	BuyUS$14,575	Nicholas Zillges	Individual	1,325	US$11.00

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of MBBC?
Owner Type	Number of Shares	Ownership Percentage
Employee Share Scheme	312,830	10.4%
Individual Insiders	366,238	12.2%
Institutions	634,572	21.1%
General Public	1,696,263	56.4%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 23 shareholders own 43.64% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
8.19%	Marathon Bank Employee Stock Ownership Plan Trust	246,497	US$3.8m	0%	no data
5.09%	AllianceBernstein L.P.	153,238	US$2.3m	0%	no data
4.83%	Maltese Capital Management, LLC	145,298	US$2.2m	0.14%	0.41%
3.73%	Nicholas Zillges	112,129	US$1.7m	22.9%	no data
3.58%	Raffles Associates, L.P.	107,664	US$1.6m	0%	1.45%
2.91%	Vanguard Capital Management, LLC	87,541	US$1.3m	-5.9%	no data
2.49%	Nora Spatz	75,007	US$1.1m	2.97%	no data
2.2%	Marathon Bank 401(k) Plan Trust	66,333	US$1.0m	-36.4%	no data
1.85%	Minerva Advisors LLC	55,750	US$852.4k	-5.47%	0.47%
1.19%	Terry Cornish	35,711	US$546.0k	17.7%	no data
1.14%	KLCM Advisors, Inc.	34,320	US$524.8k	0%	0.04%
1%	Michelle Knopf	30,131	US$460.7k	31.1%	no data
0.95%	Joy Selting-Buchberger	28,725	US$439.2k	1.18%	no data
0.95%	Thomas Grimm	28,678	US$438.5k	14.8%	no data
0.9%	Amy Zientara	27,110	US$414.5k	41%	no data
0.67%	Timothy Wimmer	20,246	US$309.6k	63.8%	no data
0.66%	Stilwell Value LLC	20,000	US$305.8k	0%	0.25%
0.36%	Citadel Advisors LLC	10,984	US$167.9k	0%	no data
0.36%	Geode Capital Management, LLC	10,871	US$166.2k	32.2%	no data
0.28%	Ann Werth	8,501	US$130.0k	135%	no data
0.28%	BlackRock, Inc.	8,357	US$127.8k	0%	no data
0.015%	Lord, Abbett & Co. LLC	460	US$7.0k	0%	no data
0.003%	UBS Asset Management AG	89	US$1.4k	0%	no data

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2026/09/22 22:43
End of Day Share Price	2026/09/22 00:00
Earnings	2026/06/30
Annual Earnings	2026/06/30

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

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Learn about the who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Marathon Bancorp, Inc. is covered by 0 analysts. 0 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.