Doha: The major stock indexes on Wall Street ended mixed on Monday: The Standard and Poor's 500 index rose 24.52 points, or 0.37 percent, to close at 6,740.31. The Nasdaq composite added 160.69 points, or 0.71 percent, finishing at 22,941.19. The Dow Jones industrial average fell 63.19 points, or 0.14 percent, to end at 46,695.50. According to Qatar News Agency, the varied performance of these indexes reflects differing investor sentiments and market factors influencing each segment. The rise in the Standard and Poor's 500 and Nasdaq composite suggests positive investor outlooks in certain sectors, while the decline in the Dow Jones indicates caution or downturns in others.