U.S. stocks rallied to their best day since November's election, but that wasn't enough to keep Wall Street from a fourth straight losing week.

U.S. stocks rallied to their best day in months on Friday as Wall Street’s roller coaster suddenly shot back upward. That still wasn’t enough to keep the U.S. market from a fourth straight losing week, its longest such streak since August.

U.S. stocks are rallying, though not by enough to keep Wall Street from a fourth straight losing week. The S&P 500 rose 1.8% Friday, a day after closing more than