shares of western digital corp wdc slipped 211 to 4552 wednesday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 013 to 375989 and dow jones industrial average djia falling 015 to 3048313 western digital corp closed 2663 short of its 52week high 7215 which the company achieved on july 14th the stock underperformed when compared to some of its competitors wednesday as hp inc hpq fell 160 to 3374 seagate technology holdings plc stx fell 151 to 7160 and netapp inc ntap rose 031 to 6470 trading volume 39 m remained 525045 below its 50day average volume of 45 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