Doha: The main indices on Wall Street closed higher Thursday, reflecting investor optimism across the U.S. stock market. The Standard and Poor's 500 index rose by 16.44 points, or 0.26 percent, to close at 6,279.70. The Nasdaq Composite Index also edged higher, gaining 20.03 points, or 0.10 percent, to reach 20,631.37. Meanwhile, the Dow Jones Industrial Average recorded a stronger performance, climbing 189.27 points, or 0.43 percent, to settle at 44,647.57. According to Qatar News Agency, the gains come amid continued market momentum and investor confidence in economic resilience, as traders await further signals from upcoming corporate earnings and economic data.