Stock Market Today: Dow Jones Dives As Warren Buffett Issues This Warning; Trump Stock Retakes Key Level Amid 204% Rally (Live Coverage) Investor’s Business DailyDow drops more than 400 points, heads for worst day in over a month: Live updates CNBCStock Market Today: Mixed Earnings, Election Worries Weigh on Equities Kiplinger’s Personal FinanceMcDonald’s, Enphase, Boeing, Vertiv, Qualcomm, AT&T, Tesla, and More Movers Barron’sWall Street closes down, pressured by tech losses and worries about rates Reuters