2019-04-01: Shares of several semiconductor stocks are trading higher following strong manufacturing data from China after a guidance warning by Infineon last week dragged the sector lower. Strength may also be related to news of a lower value-added tax in China and positive US manufacturing data.. Stifel Nicolas Analyst Kevin Cassidy, When Asked About News Impacting Semiconductor Sector, Tells Benzinga, 'I think it's the news of lower VAT and positive PMI data for March'