Craig Farrington, Vice President, Research at COSTAR GROUP INC (CSGP), sold 12,500 shares at $50.03 ($625K) on 2006-12-04, disclosed to the SEC on 2006-12-05.
Open-market sale of $625k CSGP by Vice President, Research. 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.