. -- the semi conductor julie hyman has the details. , the semiking at xfd conductor etf. been seeing it fall negativef analyst commentary after it had a positive year to date performance. if you look at the year to date, it is higher, 16% from its lows it reached in february. downgrading a number of different companies here. there, is the analyst looking at those recent chair gains as one of the reasons behind his downgrade. a mediocre environment for many of these companies. which companies are affected? texas instruments downgraded. sky works also downgraded. ti not down as much. maximum and nxp semiconductors cadmium.g at the whole year should be solid, but there are low expectations going into the first quarter earnings. those shares down 4%. withe watching rambus preliminary second order earnings that are below revenue forecasts. forecasts hinges on solutions licensing. those shares are down by 9%. the shares not performing as well as they had been. the first of the companies to report, maxim on thursday. bloomberg intelligence looking at p/e ratios for the companies