Wall St edges up on stimulus hopes, Apple drags

Dow Jones, S&P 500 index and Nasdaq up 0.5% each

U.S. stocks edged higher at the open on Wednesday after a report the Federal Reserve was moving closer toward further stimulus for the sluggish economy, but a revenue miss at Apple kept gains in check.

The Dow Jones industrial average gained 93.62 points, or 0.74 percent, to 12,710.94. The Standard & Poor's 500 Index added 3.29 points, or 0.25 percent, to 1,341.60. The Nasdaq Composite Index dropped 7.73 points, or 0.27 percent, to 2,855.26.