Advanced Energy is trading 6.62% down at $243.51 on October 15 amid broad semiconductor and AI-infrastructure selling tied to concerns about Chinese chip competition and AI investment. - The decline extends a 5.40% drop on October 14. - Hotter-than-expected U.S. inflation has revived interest-rate worries weighing on technology stocks. - The supplied price is live-session data; no trading-volume details were provided.