U.S. stocks fell sharply on Wednesday amid disappointing earnings, while concern about heightened speculative trading activity deepened.The Dow Jones Industrial Average lost 423 points, or 1.4%, while the S&P 500 dropped 1.9%. The tech-heavy Nasdaq Composite slid 1.7%. The S&P 500 and the Nasdaq both hit intraday record highs in the previous session.Boeing fell more than 3% after its earnings report showed 2020 net loss hit a record of $11.9 billion amid the 737 Max grounding and the coronavirus pandemic. Shares of AMD tumbled more than 7% even after the chipmaker posted revenue and earnings that beat Wall Street’s already high expectations.Intensifying speculative behavior among …
