Mark C. Fuller, Chief Executive Officer at Castellum, Inc. (CTM), bought 4,302 shares at $0.66 ($3K) on 2022-11-28, disclosed to the SEC on 2022-12-02.
Open-market purchase of $3k CTM by Chief Executive Officer. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Something here stands out, but not much.
| Filing → |
| CTM | SELL | 2025-03-06 | $709K | — | Filing → |
| CTM | BUY | 2023-06-14 | $650 | — | Filing → |
| CTM | BUY | 2022-12-09 | — | — | Filing → |