shares of csx corp csx slipped 077 to 2722 tuesday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 021 to 364729 and dow jones industrial average djia falling 043 to 2913499 this was the stocks sixth consecutive day of losses csx corp closed 1141 short of its 52week high 3863 which the company reached on march 7th the stock demonstrated a mixed performance when compared to some of its competitors tuesday as union pacific corp unp fell 180 to 19725 canadian national railway co cni fell 060 to 10869 and norfolk southern corp nsc fell 043 to 21384 trading volume 185 m eclipsed its 50day average volume of 156 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