Robert G. Smith, Chief Operating Officer at MARTEN TRANSPORT LTD (MRTN), sold 1,800 shares at $18.50 ($33K) on 2007-05-21, disclosed to the SEC on 2007-05-22.
Open-market sale of $33k MRTN by Chief Operating Officer. 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.