Lawrence M. Crutcher, Director at USG CORP (USG), bought 510 shares at $49.55 ($25K) on 2006-08-16, disclosed to the SEC on 2007-03-20.
Open-market purchase of $25k USG by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history).
Nothing distinguishes this filing.