美股期货涨幅扩大 科技股盘前走高

Core Viewpoint - U.S. stock futures are showing positive movement, with the Dow Jones futures up by 0.54%, S&P 500 futures up by 0.83%, and Nasdaq 100 futures up by 1.40% [1] Group 1: Market Performance - U.S. technology stocks are rising in pre-market trading, with Nvidia shares increasing by over 2% and AMD shares rising by over 3% [1]