shares of kla corp klac rallied 320 to 38741 wednesday on what proved to be an allaround mixed trading session for the stock market with the sp 500 index spx rising 014 to 399201 and the dow jones industrial average djia falling 018 to 3279840 the stocks rise snapped a twoday losing streak kla corp closed 4205 short of its 52week high 42946 which the company reached on january 26th trading volume 958409 remained 190212 below its 50day average volume of 11 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