MINYANVILLE ORIGINAL The S&P 500 (INDEXSP:.INX) is down .15% to 1 353.46 as of 2:20 p.m. EST. Leading this decline is Urban Outfitters (NASDAQ:URBN) which is down 3.78% to $35 per share. Wal-Mart (NYSE:WMT) is also down 3.53% to $68.79 per share after it missed its third-quarter earnings estimates. Conversely NetApp (NASDAQ:NTAP) is today’s big winner rising 11.26% to $30.18 per share after beating its second-quarter EPS estimates.