Silicon Motion Technology is trading 10.31% down at $221.19, amid a semiconductor pullback as investors weigh reported progress by China’s CXMT and competition concerns. - No new company-specific announcement surfaced; investor-relations news lists an October 8 earnings-call notice, not a new catalyst today. - Semiconductor stocks were down about 2.5% amid renewed doubts about AI investment and valuations. - Hotter-than-expected September inflation also weighed on technology stocks.