Bruce S. Appelbaum, Director at ION GEOPHYSICAL CORP (IO), bought 10,000 shares at $2.89 ($29K) on 2008-11-20, disclosed to the SEC on 2008-11-20.
Open-market purchase of $29k IO 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.