NEW YORK, Dec 13 (Reuters) - U.S. stocks rose on Monday as several merger deals boosted investors' confidence in equities.
The Dow Jones industrial average gained 23.16 points, or 0.20 percent, to 11,433.48. The Standard & Poor's 500 Index gained 3.72 points, or 0.30 percent, to 1,244.12. The Nasdaq Composite Index gained 5.02 points, or 0.19 percent, to 2,642.56.