John B. Zumwalt III, Chairman (NONE), sold 16,850 shares at $29.68 ($500K) on 2008-03-31, disclosed to the SEC on 2008-03-31.
Open-market sale of $500k NONE by Chairman. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.