Stocks opened slightly higher on Thursday, even as weaker-than-expected results from FedEx underscored worries about the pace of the economic recovery.

The Dow Jones industrial average <.DJI> rose 14.42 points, or 0.13 percent, at 11,471.89. The Standard & Poor's 500 Index <.SPX> added 1.48 points, or 0.12 percent, at 1,236.71. The Nasdaq Composite Index <.IXIC> gained 3.65 points, or 0.14 percent, at 2,620.87.

(Reporting by Caroline Valetkevitch; editing by Jeffrey Benkoe)