Ellis A. Regenbogen, Vice President at USG CORP (USG), sold 200 shares at $10.00 ($2K) on 2011-11-17, disclosed to the SEC on 2011-11-18.
Open-market sale of $2k USG by Vice President. 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.