Nicholas W. Zillges, President and CEO of Marathon Bancorp, Inc. ($MBBC), made four open market purchases of common shares in the last 365 days, totaling $36,827. His most recent buy occurred on November 26, 2025. These purchases rank 3,287th among 4,983 insiders in our database, compared to an average of $1.46 million per insider across 3.3 transactions. Zillges reported no open market sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 23, 2026 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | M | Common Stock | 2998 | $6.48 | 91,212.0000 | 2,698,863 | 3.40% | 0.11% |
| Feb. 23, 2026 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | M | Stock Options | 2998 | $0.00 | 34,494.0000 | 2,698,863 | 8.00% | 0.11% |
| Dec. 2, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | I | Common Stock | 24 | $11.30 | 88,214.0000 | 2,690,390 | 0.03% | 0.00% |
| Dec. 1, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | I | Common Stock | 1646 | $11.27 | 87,556.0000 | 2,690,390 | 1.92% | 0.06% |
| Dec. 2, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | I | Common Stock | 634 | $11.11 | 88,190.0000 | 2,690,390 | 0.72% | 0.02% |
| Nov. 26, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | P | Common Stock | 1075 | $11.37 | 85,910.0000 | 2,690,390 | 1.27% | 0.04% |
| Nov. 13, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | P | Common Stock | 1325 | $11.00 | 84,835.0000 | 2,690,390 | 1.59% | 0.05% |
| June 28, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | F | Common Stock | 1169 | $9.99 | 83,510.0000 | 2,058,363 | 1.38% | 0.06% |
| June 28, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | F | Common Stock | 1196 | $9.99 | 83,483.0000 | 2,058,363 | 1.41% | 0.06% |
| June 13, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | P | Common Stock | 500 | $9.99 | 84,679.0000 | 2,058,363 | 0.59% | 0.02% |
| May 29, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | I | Common Stock | 695 | $10.01 | 84,179.0000 | 2,058,363 | 0.83% | 0.03% |
| May 16, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | P | Common Stock | 500 | $10.07 | 83,484.0000 | 2,058,363 | 0.60% | 0.02% |
| April 21, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | A | Common Stock | 3500 | $10.00 | 82,984.0000 | 2,058,363 | 4.40% | 0.17% |
| April 21, 2025 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | A | Common Stock | 6500 | $10.00 | 82,984.0000 | 2,058,363 | 8.50% | 0.32% |
| June 28, 2024 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | F | Common Stock | 823 | $8.99 | 52,507.0000 | 2,045,044 | 1.54% | 0.04% |
| May 23, 2024 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | I | Common Stock | 1569 | $8.43 | 52,904.0000 | 2,045,044 | 3.06% | 0.08% |
| May 23, 2024 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | I | Common Stock | 200 | $8.32 | 51,335.0000 | 2,045,044 | 0.39% | 0.01% |
| March 6, 2024 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | P | Common Stock | 100 | $9.51 | 51,135.0000 | 2,044,170 | 0.20% | 0.00% |
| Nov. 30, 2023 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | I | Common Stock | 1249 | $8.33 | 49,831.0000 | 2,046,349 | 2.57% | 0.06% |
| Dec. 1, 2023 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | I | Common Stock | 1184 | $9.68 | 51,015.0000 | 2,046,349 | 2.38% | 0.06% |
| Nov. 16, 2023 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | P | Common Stock | 1100 | $7.39 | 48,582.0000 | 2,046,349 | 2.32% | 0.05% |
| Nov. 16, 2023 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | P | Common Stock | 300 | $7.20 | 48,462.0000 | 2,046,349 | 0.62% | 0.01% |
| Nov. 16, 2023 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | P | Common Stock | 140 | $7.20 | 48,582.0000 | 2,046,349 | 0.29% | 0.01% |
| June 28, 2023 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | F | Common Stock | 833 | $10.25 | 47,062.0000 | 2,105,104 | 1.74% | 0.04% |
| May 16, 2023 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | A | Stock Options | 5462 | $0.00 | 27,311.0000 | 2,105,104 | 25.00% | 0.26% |
| June 7, 2023 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | I | Common Stock | 1361 | $10.30 | 47,905.0000 | 2,105,104 | 2.92% | 0.06% |
| May 18, 2023 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | P | Common Stock | 1000 | $9.50 | 46,544.0000 | 2,105,104 | 2.20% | 0.05% |
| May 16, 2023 | Marathon Bancorp, Inc. /MD/ | $MBBC | Zillges Nicholas W | President and CEO | A | Stock Options | 5462 | $0.00 | 27,311.0000 | 2,105,104 | 25.00% | 0.26% |