Nikolaos Bernitsas, SVP, GXT Imaging at ION GEOPHYSICAL CORP (IO), sold 15,037 shares at $12.56 ($189K) on 2011-02-25, disclosed to the SEC on 2011-03-01.
Open-market sale of $189k IO by SVP, GXT Imaging. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.