美股开盘丨美股三大指数集体上涨 英伟达涨5%

Group 1 - The three major U.S. stock indices rose collectively, with the Dow Jones increasing by 1.08%, the Nasdaq by 2.19%, and the S&P 500 by 1.6% [1] - Nvidia's stock rose by 5% following the company's third-quarter earnings that exceeded market expectations [1] - AMD's stock increased by 4% after the announcement of a joint venture with Saudi AI company Humain and Cisco Systems [1] - Walmart's stock gained 3% as the company raised its earnings forecast for the second consecutive quarter [1]