U.S. stocks rose sharply Wednesday, The Dow Jones industrial average rose 369.03, or 1.5 percent, to 24,575.90. The broader S&P 500 index rose 48.67, or 1.7 percent, to 2,971.61. The technology-heavy Nasdaq composite index rose 190.67, or 2.1 percent, to 9,375.78.