MBBC insider trading — Marathon Bancorp, Inc.
No open-market insider purchases or sales were filed for Marathon Bancorp, Inc. (MBBC) in the last 90 days. Other insider transactions — such as stock awards, option exercises or tax withholding — are listed below.
Updated Oct 16, 2026.
Recent MBBC insider transactions
Every Form 4 filed by Marathon Bancorp, Inc. officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 18, 2026 | Spatz Nora | EVP and CAO | M · Option exercise | Direct | 2,163 | $7.40 | $16K | Form 4 |
MBBC insider trading FAQ
Are insiders buying MBBC stock?
Not on the open market. In the last 90 days, Marathon Bancorp, Inc. insiders made no open-market purchases, and no open-market sales. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading MBBC?
No insider bought or sold on the open market in the last 90 days.
Where does MBBC insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.