shares of western digital corp wdc slipped 295 to 3688 thursday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 133 to 414622 and the dow jones industrial average djia rising 114 to 3402969 this was the stocks second consecutive day of losses western digital corp closed 2638 below its 52week high 6326 which the company achieved on may 4th the stock underperformed when compared to some of its competitors thursday as seagate technology