纳指高开0.6%，英伟达涨超2%，阿里巴巴涨超4%

Core Insights - The U.S. stock market opened with all three major indices rising, with the Nasdaq up 0.6%, the S&P 500 up 0.39%, and the Dow Jones up 0.24% [1] Company Summaries - Nvidia shares increased by over 2% amid reports that the company may unveil the RTX 50 Super series graphics cards at CES [1] - Alibaba's stock rose by over 4% after Morgan Stanley raised its target price to $200 and reiterated an "overweight" rating [1] - JD.com saw a 2.7% increase in its stock price following the announcement that its Double 11 shopping festival will officially start on October 9 at 8 PM, two days earlier than last year [1] - Electronic Arts (EA) shares surged over 5% after announcing a buyout agreement with a consortium led by PIF and Silver Lake, with the transaction valued at approximately $55 billion [1]