S&P 500 retreats after record high, chip stocks drag
Dow Jones outperforms on UnitedHealth surge NEW YORK: The S&P 500 edged lower on Friday, taking a breather after scaling an all-time peak earlier in the session, as investors cashed in on gains following a robust week. The broad market index was last down about 0.2%. The Nasdaq Composite declined 0.4%. The Dow Jones Industrial…