shares of norfolk southern corp nsc inched 023 higher to 27460 wednesday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 026 to 468867 and dow jones industrial average djia falling 058 to 3593105 the stocks rise snapped a sixday losing streak norfolk southern corp closed 2146 short of its 52week high 29606 which the company achieved on october 29th the stock demonstrated a mixed performance when compared to some of its competitors wednesday as union pacific corp unp fell 072 to 23975 canadian national railway co cni fell 142 to 12769 and csx corp csx rose 111 to 3554 trading volume 11 m remained 68940 below its 50day average volume of 12 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