MBBC

Marathon Bancorp, Inc.

Marathon Bancorp, Inc. (MBBC) has 10 SEC Form 4 filings (33 transaction rows) in the rolling window, disclosed by 4 distinct insiders. Most recent filing: Jun 11, 2026.

The most active filer is SVP and CCO Cornish Terry with 6 filings. Insiders have net bought $105K over the trailing 6 months.

  • Industry:Banks - Regional
  • CEO:Nicholas W. Zillges
  • Employees:35
  • HQ:Wausau, WI, US
  • IPO:2021-04-21

Insider Buying

$105K

reported purchases (SEC code P)

Insider Selling

$0

reported sales (SEC code S)

Unique Insiders

4

in the rolling window

Market Cap

$42.2M

latest known value

Source
Cornish TerryFirst filing
Purchase$4KJun 11SEC ↗
Cornish TerryFirst filing
Purchase$372Jun 11SEC ↗
Cornish TerryFirst filing
Purchase$2KJun 11SEC ↗
Cornish TerryFirst filing
Purchase$1KJun 11SEC ↗
Cornish TerryFirst filing
Purchase$10KJun 11SEC ↗
Cornish TerryFirst filing
Purchase$3KJun 11SEC ↗
Knopf MichelleFirst filing
Purchase$3KJun 11SEC ↗
Knopf MichelleFirst filing
Purchase$275Jun 11SEC ↗
Knopf MichelleFirst filing
Purchase$1KJun 11SEC ↗
Knopf MichelleFirst filing
Purchase$769Jun 11SEC ↗
Knopf MichelleFirst filing
Purchase$8KJun 11SEC ↗
Knopf MichelleFirst filing
Purchase$2KJun 11SEC ↗
Zillges Nicholas WFirst filing
Purchase$3KJun 11SEC ↗
Zillges Nicholas WFirst filing
Purchase$289Jun 11SEC ↗
Zillges Nicholas WFirst filing
Purchase$1KJun 11SEC ↗
Zillges Nicholas WFirst filing
Purchase$783Jun 11SEC ↗
Zillges Nicholas WFirst filing
Purchase$8KJun 11SEC ↗
Zillges Nicholas WFirst filing
Purchase$3KJun 11SEC ↗
Spatz NoraFirst filing
Purchase$10KJun 11SEC ↗
Spatz NoraFirst filing
Purchase$1KJun 11SEC ↗
Spatz NoraFirst filing
Purchase$5KJun 11SEC ↗
Spatz NoraFirst filing
Purchase$3KJun 11SEC ↗
Spatz NoraFirst filing
Purchase$28KJun 11SEC ↗
Spatz NoraFirst filing
Purchase$9KJun 11SEC ↗