The S&P 500 sank 1.9% for its worst day in eight weeks and fell further from its record set earlier this month. The Dow Jones Industrial Average dropped 378 points, or 0.9%, while the Nasdaq composite ...
It was more trick than treat for investors on Halloween, with a tech-led selloff pushing the S&P 500 down Thursday and leaving the Nasdaq Composite with its biggest one-day fall since early September.