KLA is trading 3.66% lower at $150.48 amid semiconductor-sector pressure tied to election-related concerns about data-center permitting and regulation. - SOXX fell 3.35% during the regular session. - Major U.S. indexes were higher in the supplied market context. - No clear company-specific announcement explaining the November 4 move surfaced in the search. KLA’s October 28 discussion of memory costs and margins remains a separate ongoing risk, not a confirmed cause of today’s decline.