Feng Huang Wang·2025-10-28 22:15Market Performance - On October 28, US stock indices collectively rose, closing at all-time highs with the Dow Jones up 0.34% at 47,706.37 points, the S&P 500 up 0.23% at 6,890.89 points, and the Nasdaq Composite up 0.8% at 23,827.49 points [1] - Nvidia, referred to as the "global stock king," surged 4.98% to $201.03, with a market cap nearing $4.9 trillion, following a presentation at the GTC conference showcasing AI's potential across various sectors [2][4] - Microsoft shares increased by 1.98%, surpassing a market cap of $4 trillion, after announcing a new agreement with OpenAI to support its profit division and capital restructuring [4] - Apple shares rose 0.07%, also reaching a closing record, driven by optimism surrounding the new iPhone and easing tariff pressures [4] Company Developments - Nvidia introduced a new quantum device, NVQLink, to connect quantum processors with Nvidia chips, aiming to enhance quantum supercomputing capabilities [8] - Nvidia anticipates a business scale of $500 billion over the next six quarters, planning to ship 20 million Blackwell Ruben GPUs [9] - Microsoft signed a new agreement with OpenAI for an additional $250 billion in Azure services, allowing OpenAI to collaborate with third parties on product development [10] - Apple plans to upgrade the display technology in its MacBook Air and iPad product lines to OLED, potentially increasing the price of the iPad mini by $100 [11] - Visa reported Q4 net revenue of $10.7 billion, an 11% year-over-year increase, exceeding market expectations [12] Other Notable Stocks - Other major tech stocks mostly rose, with Intel up 5.03%, Broadcom up 3.02%, and Tesla up 1.8%, while Google fell 0.56% and Amazon rose 1% [5] - In the Chinese stock market, the Nasdaq Golden Dragon China Index fell 1.23%, with mixed performances among popular Chinese stocks [7]