US STOCKS SNAPSHOT-Wall St edges lower after gains

NEW YORK, July 20 (Reuters) - U.S. stocks edged lower on Wednesday, losing steam a day after Wall Street posted its best day since March, although strong earnings from Apple Inc (AAPL.O) helped put a floor under stock prices.

The Dow Jones industrial average .DJI dropped 29.78 points, or 0.24 percent, to 12,557.64. The Standard & Poor's 500 Index .SPX dropped 1.44 points, or 0.11 percent, to 1,325.29. The Nasdaq Composite Index .IXIC dropped 8.07 points, or 0.29 percent, to 2,818.45.

(Reporting by Edward Krudy, Editing by Chizu Nomiyama)