shares of cf industries holdings inc cf shed 110 to 9444 monday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 028 to 411863 and dow jones industrial average djia falling 014 to 3279840 cf industries holdings inc closed 1905 short of its 52week high 11349 which the company reached on april 13th the stock underperformed when compared to some of its competitors monday as yara international asa adr yariy fell 087 to 2111 scotts miraclegro co smg fell 093 to 8812 and sociedad quimica y minera de chile sa adr sqm fell 034 to 9804 trading volume 22 m remained 12 million below its 50day average volume of 34 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