Applied Materials slumped 2.7 percent to $10.71. The chipmaking-equipment provider sliced its fiscal 2012 sales and profit forecasts amid weakness in Europe, China and the personal-computer market.
Cummins sank 8.9 percent, the most since August, to $86.91. The maker of truck engines reduced its revenue forecast as demand weakens and the economy slows. It said in a statement it expects 2012 revenue “to be in line with” the 2011 level, without specifying a figure. Cummins said in a Feb. 2 statement it projected 2012 revenue would rise 10 percent compared with 2011. Cummins had $18 billion in revenue last year.
Commodity (S5MATR) shares slumped as a stronger U.S. dollar reduces the appeal of raw materials. Alcoa Inc. (AA), the first company in the Dow to report results, dropped 4.1 percent to $8.40 even after earnings and revenue beat analysts’ estimates.