Lawrence S. Wizel, Director at AMERICAN ORIENTAL BIOENGINEERING INC (AOB), bought 5,000 shares at $10.10 ($51K) on 2006-11-21, disclosed to the SEC on 2006-12-04.
Open-market purchase of $50k AOB by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.