The opened lower with the Dow slipping 4 points to 13,578 ahead of corporate earnings reports. Nasdaq fell 23 points to 3088. On the upside
Merrill Lynch analyst Denise Chai upgraded RadioShack (NYSE: RSH) to a Buy rating and lifted her price target from $2.00 to $2.50. Jefferies upgraded Questcor Pharmaceuticals (Nasdaq: QCOR) to a Buy rating and raised its price target to $28 from $24. Shares of coal producer Alpha Natural Resources (NYSE: ANR) rose again after Mitt Romney vowed to increase coal production in the presidential debate last week. On the downside Edwards Lifesciences (NYSE: EW) warned that third quarter revenue will fall short of expectations. Probability will develop mobile slot games using Glu Mobile (Nasdaq: GLUU) games but the stock price fell. Owens Corning (NYSE: OC) cut its fiscal 2012 roofing unit revenue. In the broad market, declining issues barely edged out advancers by a slim margin on the NYSE and by more than 9 to 7 on Nasdaq.