shares of kla corp klac slid 053 to 45873 tuesday on what proved to be an allaround mixed trading session for the stock market with the sp 500 index spx remaining mostly unchanged at 420552 and the dow jones industrial average djia falling 015 to 3304278 kla corp closed 627 short of its 52week high 46500 which the company achieved on may 26th 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