Stocks dip at open after five-year high NEW YORK (Reuters) - Stocks fell at the open on Monday as markets consolidated after the S&P 500 closed Friday at a five-year high and before this week's start of earnings season. The Dow Jones industrial average .DJI shed 13.37 points, or 0.10 percent, at 13,421.84. The Standard & Poor's 500 Index .SPX fell 3.77 points, or 0.26 percent, at 1,462.70. The Nasdaq Composite Index .IXIC lost 12.13 points, or 0.39 percent, at 3,089.53. Reporting by Gabriel Debenedetti; Editing by Kenneth Barry