Jonathan L. Guarino, Senior Vice President and CFO at SOLIGENIX, INC. (SNGX), bought 10,000 shares at $0.71 ($7K) on 2021-12-14, disclosed to the SEC on 2021-12-15.
Open-market purchase of $7k SNGX by Senior Vice President and CFO. 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.