Click to view a price quote on MRVL. : The benchmark PHLX Index  (SOX)  started the week at 3,211, down 1.47% over the prior week. The SOX is down 18.63% on a year-to-date basis. Semiconductors continued to slide last week, and unimpressed Wall Street analysts say it will get worse before it gets better for big semiconductor companies. Consider Morgan Stanley, which just downgraded Intel (INTC) to “underperform” from “equal weight”, in what’s best described as a trading strategy shift by the investment bank. Morgan also slashed Intel’s price target from $55 to $47.