Wall Street opened lower on Wednesday after disappointing results from overseas bellwethers, while investors questioned how much further the market's seven-month rally had to run.

* The Dow Jones industrial average .DJI dropped 24.03 points, or 0.24 percent, to 9,858.14. The Standard & Poor's 500 Index .SPX fell 3.58 points, or 0.34 percent, to 1,059.83. The Nasdaq Composite Index .IXIC shed 12.37 points, or 0.58 percent, to 2,103.72.