Ultra Clean Holdings (UCTT) shares rallied 7.1% in the last trading session to close at $31.75. This move can be attributable to notable volume with a higher number of shares being traded than in a typical session. This compares to the stock's 10.6% gain over the past four weeks.Ultra Clean Holdings shares are benefiting from the company's strategic positioning in AI-driven semiconductor manufacturing, improved operational efficiency through organizational restructuring and the successful integration of acq ...