Claudine Bruck, Director at NAVIDEA BIOPHARMACEUTICALS, INC. (NAVB), bought 2,550 shares at $1.90 ($5K) on 2019-05-13, disclosed to the SEC on 2019-05-15.
Open-market purchase of $5k NAVB by Director. 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 → |