Mid-Day Market Update: U.S. Stocks Tumble; Regis Shares Decline On Downbeat Results

Midway through trading Monday, the Dow traded down 0.35 percent to 15,824.04 while the NASDAQ dropped 1.32 percent to 4,073.61. The S&P also fell, declining 0.68 percent to 1,778.09. Top Headline Caterpillar (NYSE: CAT ) reported a 44% rise in its fourth-quarter profit. Caterpillar's quarterly profit surged to $1 billion, or $1.54