今夜，跳水！

Group 1 - The core viewpoint of the article highlights a significant divergence in market performance, with European stocks rising collectively while AI technology stocks in the US experienced a sharp decline [2] - On November 11, the US stock market showed mixed results, with the Dow Jones Industrial Average rising nearly 200 points, while the Nasdaq index fell by nearly 1% and the S&P 500 dropped approximately 0.3% [2] - Major technology stocks were a drag on the market, particularly Nvidia, which saw its stock price drop over 3% after SoftBank Group liquidated $5.83 billion worth of shares to fund its own AI investments [3][4] Group 2 - Nvidia's stock closed at $192.23, down 3.43%, with a trading volume of approximately 57.48 million shares and a market capitalization of $4.67 trillion [4][5] - The largest decline among AI technology stocks was observed in CoreWeave, which plummeted nearly 14% after the company lowered its full-year revenue forecast, prompting Morgan Stanley to downgrade its rating from "overweight" to "neutral" [9] - Concerns over technology and AI-related valuations have intensified, with analysts noting that the market appears overvalued even amid strong enthusiasm for AI [11]