shares of capital one financial corp cof sank 028 to 15586 wednesday on what proved to be an allaround mixed trading session for the stock market with the sp 500 index spx rising 023 to 470146 and the dow jones industrial average djia falling 003 to 3580438 the stocks fall snapped a twoday winning streak capital one financial corp closed 2209 below its 52week high 17795 which the company achieved on august 13th the stock demonstrated a mixed performance when compared to some of its competitors wednesday as discover financial services dfs rose 011 to 11950 standard chartered plc scbff fell 120 to 611 and bankunited inc bku fell 099 to 4289 trading volume 23 m remained 482127 below its 50day average volume of 28 m editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use