U.S. stock indexes turned negative in morning trade on Monday, weighed by declines in the information technology sector.

The Dow Jones industrial average <.DJI> fell 22.78 points, or 0.20 percent, to 11,469.13. The Standard & Poor's 500 <.SPX> shed 1.28 points, or 0.10 percent, to 1,242.63. The Nasdaq Composite <.IXIC> lost 8.36 points, or 0.32 percent, to 2,634.61.