Jeffrey Clark Smith, Director at ADA-ES INC (ADES), bought 3,000 shares at $10.48 ($31K) on 2007-08-31, disclosed to the SEC on 2007-09-05.
Open-market purchase of $31k ADES 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.