Group 1 - The U.S. stock market opened lower, with the Dow Jones down 0.14%, while the Nasdaq rose by 0.11% and the S&P 500 increased by 0.18% [1] - Weight loss drug stocks saw a general increase, with Novo Nordisk rising over 6% and Eli Lilly up more than 2%. In contrast, Hims & Hers, facing a lawsuit for infringing on the patent of semaglutide, dropped 24% [1][3] - Novo Nordisk filed a lawsuit against Hims & Hers for allegedly misleading consumers about the clinical benefits and safety of its compounded semaglutide products, which are produced using unregulated raw materials [3] Group 2 - The FDA informed Novo Nordisk that the advertising for its weight loss drug Weeovy is either false or misleading [4] - Nvidia's stock rose by 3.31%, with a market capitalization increase of approximately $477.74 billion (around 3.31 trillion RMB) over two trading days [4] - AI application software stocks experienced a rebound, with Roblox rising over 9%, Applovin up more than 8%, and Unity Software increasing by nearly 8% [11]

Group 1: Market Overview - The three major U.S. stock indices opened lower, with the Dow Jones down 0.14%, while the Nasdaq rose 0.11% and the S&P 500 increased by 0.18% [1] - A total of 2,267 stocks rose, while 2,884 stocks declined [1] Group 2: Pharmaceutical Sector - Novo Nordisk announced a lawsuit against Hims & Hers for patent infringement regarding the sale of compounded semaglutide products in the U.S., claiming misleading advertising about clinical benefits and safety [3] - Hims & Hers responded by stating that the lawsuit attacks millions of Americans relying on compounded medications for personalized treatment, asserting their commitment to consumer choice and affordability [3] Group 3: Stock Performance - Nvidia shares rose by 3.31% to $191.54, with a market capitalization increase of approximately $477.74 billion (around 3.31 trillion RMB) over two trading days [3] - Other tech stocks such as AMD and Microsoft also saw gains, with AMD up over 3.15% and Microsoft up over 1.7%, while major companies like Google, Intel, Apple, and Amazon experienced declines [3][10] Group 4: AI Application Stocks - AI application stocks showed some rebound, with Roblox increasing over 9%, Applovin rising over 8%, and Unity Software up over 7.9% [10]