All three main U.S. equity indexes opened in the green but struggled to hold gains during a mixed trading session on Wednesday. Still, the Dow Jones Industrial Average and the S&P 500 set new all-time intraday highs before slipping into the red, and the Nasdaq Composite is rising on breadth expansion and sector rotation.
One big name was a big winner and another big name was a big loser, but health care stocks still managed to join communication services and tech stocks in positive territory.
