U.S. stocks ended mixed, with the Dow rising 0.4% to extend its longest winning streak of the year, while the Nasdaq fell 0.2%. The S&P 500 was essentially unchanged.

U.S. stocks ended mixed, with the Dow rising 0.4% to extend its longest winning streak of the year, while the Nasdaq fell 0.2%. The S&P 500 was essentially unchanged.