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Company profile

Marathon Bancorp, Inc. /MD/ insider acquisitions

Company CIK 0001835385 · Reported insider acquisitions and filing context.

Company filings at SEC ↗
MBBC · Nasdaq

These are company listings. A transaction is linked to a particular security only when the filing provides enough information.

Company activity summary

By transaction date, as of October 23, 2026.

7 days30 days90 daysOverlapping periods · securities and currencies kept separate

No records are loaded for this 30-day transaction window. This does not establish that no transactions occurred.

Known purchase value sums available amounts for non-derivative purchases only. Missing amounts are excluded. “Currency not specified” does not establish that the amounts share a currency. These summaries use all matching loaded records, while the timeline below covers only the current page.

Transaction timeline

Who reported an acquisition, and when the transaction occurred.

Reported acquisitions by transaction dateEach row is a reporting owner. Select a marker to open its transaction details. Jointly reported transactions appear for each associated reporting owner, without dividing quantities or amounts.Knopf MichelleKnopf MichelleSpatz NoraSpatz NoraZillges Nicholas WZillges Nicholas WKnopf Michelle · December 2, 2025 · Other acquisition · Common StockKnopf Michelle · December 2, 2025 · Other acquisition · Common StockKnopf Michelle · December 1, 2025 · Other acquisition · Common StockSpatz Nora · December 2, 2025 · Other acquisition · Common StockSpatz Nora · December 2, 2025 · Other acquisition · Common StockSpatz Nora · December 1, 2025 · Other acquisition · Common StockZillges Nicholas W · December 2, 2025 · Other acquisition · Common StockZillges Nicholas W · December 2, 2025 · Other acquisition · Common StockZillges Nicholas W · December 1, 2025 · Other acquisition · Common StockZillges Nicholas W · November 26, 2025 · Purchase · Common StockZillges Nicholas W · November 13, 2025 · Purchase · Common StockNov 13, 2025Dec 2, 2025
PurchaseStock awardGift receivedExercise / conversionConversionOther acquisition

11 dated transactions · 3 of 3 reporting owners shown. Select one owner to focus the chart.

View timeline as a table
Transaction dateCompany / securityReporting ownersAcquisition type
Dec 2, 2025Marathon Bancorp, Inc. /MD/Common StockKnopf MichelleOther acquisition
Dec 2, 2025Marathon Bancorp, Inc. /MD/Common StockKnopf MichelleOther acquisition
Dec 1, 2025Marathon Bancorp, Inc. /MD/Common StockKnopf MichelleOther acquisition
Dec 2, 2025Marathon Bancorp, Inc. /MD/Common StockSpatz NoraOther acquisition
Dec 2, 2025Marathon Bancorp, Inc. /MD/Common StockSpatz NoraOther acquisition
Dec 1, 2025Marathon Bancorp, Inc. /MD/Common StockSpatz NoraOther acquisition
Dec 2, 2025Marathon Bancorp, Inc. /MD/Common StockZillges Nicholas WOther acquisition
Dec 2, 2025Marathon Bancorp, Inc. /MD/Common StockZillges Nicholas WOther acquisition
Dec 1, 2025Marathon Bancorp, Inc. /MD/Common StockZillges Nicholas WOther acquisition
Nov 26, 2025Marathon Bancorp, Inc. /MD/Common StockZillges Nicholas WPurchase
Nov 13, 2025Marathon Bancorp, Inc. /MD/Common StockZillges Nicholas WPurchase

Only transactions on this page are shown. Date windows end on the latest transaction date in this sample. Joint filings may appear on more than one row. Sales are not included. Share-price charts use a separate data source.

Share price & reported acquisitions

Daily closing prices from a separate source. The date window above also filters prices; reporting-owner and transaction-type selections filter the markers.

Price history is not available

Market-price history is not connected yet.

MBBC · Currency not specified. A marker uses that day's closing price, not the reported transaction price. No price is substituted for a missing trading day.

Reported acquisitions

Filing-date filters apply to the list and timeline. The summary above uses transaction dates.

Reset
Reported insider acquisitions, ordered by filing date, newest first. Currency is shown only when reported.
Filed / transactedReporting ownersType / securityQuantityPrice / reference valueDetails
Trade:
Knopf MichelleEVP and COO
Other acquisitionCommon StockNon-derivative security · Code I2011.3Value: 226Currency not specifiedView ↗
Trade:
Knopf MichelleEVP and COO
Other acquisitionCommon StockNon-derivative security · Code I53611.11Value: 5,954.96Currency not specifiedView ↗
Trade:
Knopf MichelleEVP and COO
Other acquisitionCommon StockNon-derivative security · Code I1,39311.2668Value: 15,694.6524Currency not specifiedView ↗
Trade:
Spatz NoraEVP and CAO
Other acquisitionCommon StockNon-derivative security · Code I4511.3Value: 508.5Currency not specifiedView ↗
Trade:
Spatz NoraEVP and CAO
Other acquisitionCommon StockNon-derivative security · Code I1,22011.11Value: 13,554.2Currency not specifiedView ↗
Trade:
Spatz NoraEVP and CAO
Other acquisitionCommon StockNon-derivative security · Code I3,16611.2668Value: 35,670.6888Currency not specifiedView ↗
Trade:
Zillges Nicholas WPresident and CEO · Director
Other acquisitionCommon StockNon-derivative security · Code I2411.3Value: 271.2Currency not specifiedView ↗
Trade:
Zillges Nicholas WPresident and CEO · Director
Other acquisitionCommon StockNon-derivative security · Code I63411.11Value: 7,043.74Currency not specifiedView ↗
Trade:
Zillges Nicholas WPresident and CEO · Director
Other acquisitionCommon StockNon-derivative security · Code I1,64611.2668Value: 18,545.1528Currency not specifiedView ↗
Trade:
Zillges Nicholas WPresident and CEO · Director
PurchaseCommon StockNon-derivative security · Code P1,07511.37Value: 12,222.75Currency not specifiedView ↗
Trade:
Zillges Nicholas WPresident and CEO · Director
PurchaseCommon StockNon-derivative security · Code P1,32510.9999Value: 14,574.8675Currency not specifiedView ↗

Reporting owners are associated with a filing. Jointly reported amounts are not allocated to individual owners. Historical coverage is still being built. Read the methodology →