shares of cf industries holdings inc cf slid 198 to 6690 wednesday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 097 to 453276 and dow jones industrial average djia falling 096 to 3502865 the stocks fall snapped a twoday winning streak cf industries holdings inc closed 787 below its 52week high 7477 which the company reached on december 28th the stock demonstrated a mixed performance when compared to some of its competitors wednesday as yara international asa adr yariy fell 318 to 2682 scotts miraclegro co smg rose 031 to 16127 and sociedad quimica y minera de chile sa adr sqm rose 184 to 5747 trading volume 37 m eclipsed its 50day average volume of 27 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