shares of union pacific corp unp inched 058 higher to 22388 wednesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 165 to 393518 and dow jones industrial average djia falling 102 to 3183411 the stocks rise snapped a fourday losing streak union pacific corp closed 5506 short of its 52week high 27894 which the company reached on march 31st the stock demonstrated a mixed performance when compared to some of its competitors wednesday as canadian national railway co cni rose 117 to 11124 csx corp csx rose 119 to 3317 and norfolk southern corp nsc rose 032 to 24654 trading volume 25 m remained 15 million below its 50day average volume of 40 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