John Patrick Sanders, Director at AMERICAN SCIENCE & ENGINEERING, INC. (ASEI), bought 2,500 shares at $39.34 ($98K) on 2015-05-21, disclosed to the SEC on 2015-05-26.
Open-market purchase of $98k ASEI 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.