阿里巴巴大涨10%

Core Viewpoint - The U.S. stock market saw a slight increase, with the S&P 500 and Dow Jones indices reaching historical highs, driven by strong performances in technology stocks and Walmart, despite concerns over a criminal investigation into Federal Reserve Chairman Jerome Powell [1][2]. Market Dynamics - The Dow Jones increased by 86.13 points (0.17%) to close at 49,590.20 points, the Nasdaq rose by 62.56 points (0.26%) to 23,733.90 points, and the S&P 500 gained 10.99 points (0.16%) to finish at 6,977.27 points [5]. - Among the 11 sectors of the S&P 500, the information technology sector rose by 0.35%, industrials by 0.75%, and materials by 0.73%, while energy and financial sectors fell by 0.66% and 0.8%, respectively [5]. - Consumer discretionary ETFs rose by 1.17%, while financial sector ETFs fell by 0.79% [5]. Company Performances - Walmart's stock surged by 3%, contributing to the support of the S&P 500 and Nasdaq indices, and is set to be included in the Nasdaq 100 index on January 20, which is expected to attract billions in passive index fund investments [3][4]. - Major tech stocks mostly rose, with Google A increasing by 1% and surpassing a market capitalization of $4 trillion, while Tesla rose by 0.89% and Apple by 0.34%. However, Amazon, Microsoft, and Meta saw declines [6]. - Planet Labs, a space concept stock, surged over 12% after announcing a multi-year agreement with the Swedish Armed Forces [7]. Chinese Stocks - The Nasdaq Golden Dragon China Index rose by 4.26%, with Alibaba increasing by over 10%, marking its largest gain since August 29. Other Chinese stocks like Bilibili, Xpeng Motors, and Baidu also saw significant increases [8].