US stock indexes were mixed Monday after a key manufacturing report said factory business activity slowed in November. The Institute of Supply Management said the headline Purchasing Managers Index dropped from a growth-positive 51.7 in October to 49.5 in November, with numbers below 50 indicating contraction. New orders remained positive -- just -- with a mark of 50.3 for the month. In midmorning trading, the Dow Jones industrial average shed 32.93 points, 0.25 percent to 12,992.65. The tech-heavy Nasdaq index added 0.72 points or 0.02 percent to 3,010.96. The Standard and Poor\'s 500 gave up 1.60 points or 0.11 percent to 1,414.58. The 10-year treasury note fell 5/32 to yield 1.637 percent. The euro rose to $1.3063 from Friday\'s $1.2987. The dollar fell to 82.26 yen from 82.48 yen. Japan\'s Nikkei 225 index climbed 0.13 percent, 12.17 points, to 9,458.18.