Thomas L. Fisher, Director at NICOR INC (GAS), sold 4,080 shares at $41.92 ($171K) on 2006-03-17, disclosed to the SEC on 2006-03-21.
Open-market sale of $171k GAS by Director. 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.