US STOCKS WERE MIXED AS CHIPMAKER SELLOFFS WEIGHED ON TECH SHARES, WITH THE NASDAQ 100 DOWN 0.7%, THE S&P 500 LITTLE CHANGED AND THE DOW UP 0.4%. INVESTORS AWAIT THIRD-QUARTER EARNINGS, WITH S&P 500 PROFITS EXPECTED TO RISE 25% YEAR OVER YEAR, AND WEDNESDAY’S US CPI REPORT FOR FED RATE SIGNALS.