Caterpillar Inc. (NYSE:CAT – Get Free Report) was down 0.5% during trading on Tuesday . The stock traded as low as $323.73 and last traded at $327.88. Approximately 450,292 shares changed hands during mid-day trading, a decline of 82% from the average daily volume of 2,540,990 shares. The stock had previously closed at $329.61. Wall […]