shares of hca healthcare inc hca slumped 047 to 25890 tuesday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 003 to 413613 and dow jones industrial average djia falling 046 to 3408927 the stocks fall snapped a twoday winning streak hca healthcare inc closed 2012 below its 52week high 27902 which the company reached on april 21st the stock demonstrated a mixed performance when compared to some of its competitors tuesday as community health systems inc cyh fell 193 to 508 and tenet healthcare corp thc rose 296 to 6185 trading volume 810389 remained 387438 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