Marathon Bancorp, Inc. /MD/ (MBBC) has 6 SEC Form 4 insider filings on record in the last 90 days. Most recent filing: Sept. 18, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
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| Sept. 18, 2026 | Spatz Nora EVP and CAO | $15,998 | 4,326 | — | No | |
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| June 30, 2026 filed June 28, 2026 | Cornish Terry SVP and CCO | $3,826 | 247 | −4% | No | |
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| June 30, 2026 filed June 28, 2026 | Knopf Michelle EVP and COO | $3,485 | 225 | −3% | No | |
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| June 30, 2026 filed June 28, 2026 | Zillges Nicholas W President and CEO | $19,657 | 1,269 | −2% | No | |
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| June 30, 2026 filed June 28, 2026 | Spatz Nora EVP and CAO | $7,791 | 503 | −2% | No | |
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Showing the 5 most recent of 6 filings in the last 90 days.
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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