shares of western digital corp wdc slid 222 to 3706 thursday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 185 to 391832 and dow jones industrial average djia falling 166 to 3225486 western digital corp closed 2620 below its 52week high 6326 which the company achieved on may 4th the stock demonstrated a mixed performance when compared to some of its competitors thursday as seagate technology holdings plc stx fell 060 to 6325 and netapp inc ntap fell 225 to 6340 trading volume 27 m remained 19 million 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