shares of kla corp klac slipped 167 to 37110 tuesday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 011 to 3324156 and the sp 500 index spx falling 040 to 382925 kla corp closed 8602 short of its 52week high 45712 which the company achieved on january 13th trading volume 988594 remained 655866 below its 50day average volume of 16 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