Richard L. Yadon, Director at NATURAL GAS SERVICES GROUP INC (NGS), sold 20,000 shares at $30.00 ($600K) on 2008-06-09, disclosed to the SEC on 2008-06-11.
Open-market sale of $600k NGS by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.