shares of western digital corp wdc slipped 637 to 4722 friday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 093 to 396163 and dow jones industrial average djia falling 043 to 3189929 the stocks fall snapped a threeday winning streak western digital corp closed 2277 below its 52week high 6999 which the company achieved on august 25th the stock demonstrated a mixed performance when compared to some of its competitors friday as hp inc hpq fell 296 to 3247 seagate technology holdings plc stx fell 811 to 7683 and netapp inc ntap fell 179 to 6926 trading volume 41 m eclipsed its 50day average volume of 35 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