Mid-Morning Market Update: Markets Open Higher; Groupon Issues Weak Outlook

Following the market opening Friday, the Dow traded up 0.32 percent to 16,184.28 while the NASDAQ surged 0.27 percent to 4,278.99. The S&P also rose, gaining 0.25 percent to 1,844.33. Leading and Lagging Sectors In trading on Friday, technology shares were relative leaders, up on the day by about 0.37 percent. Meanwhile,