Nicholas W. Zillges, President and CEO at Marathon Bancorp, Inc. /MD/ (MBBC), bought 500 shares at $9.99 ($5K) on 2025-06-13, disclosed to the SEC on 2025-06-16.
Open-market purchase of $5k MBBC by President and CEO. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade D.
Nothing distinguishes this filing.
| Filing → |
| MBBC | BUY | 2025-11-28 | $12K | — | Filing → |
| MBBC | BUY | 2025-11-14 | $15K | — | Filing → |
| MBBC | BUY | 2025-05-20 | $5K | — | Filing → |