Wall Street ends near flat; Spain worries weigh

NEW YORK (Reuters) - Stocks ended nearly flat after a volatile session on Tuesday as uncertainty over when Spain might apply for a bailout shackled a market struggling to build on gains that took the S&P 500 to its highest in nearly five years.

Based on the latest available data, the Dow Jones industrial average <.DJI> was down 32.83 points, or 0.24 percent, at 13,482.28. The Standard & Poor's 500 Index <.SPX> was up 1.20 points, or 0.08 percent, at 1,445.69. The Nasdaq Composite Index <.IXIC> was up 6.51 points, or 0.21 percent, at 3,120.04.

(Reporting By Caroline Valetkevitch; Editing by Chizu Nomiyama)