 Shares of Micron Technology Inc. MU, -1.36 and KLA Corp. KLAC, -1.15 were each off more than 1 in Monday morning trading after Deutsche Bank analyst Sidney Ho downgraded them to hold from buy. We are incrementally more cautious on the memory market, as we believe the current downturn will last longer and be more severe than we previously forecasted, Ho wrote in his note to clients about Micron. 