Jin Rong Jie·2026-02-03 01:28Group 1 - The Dow Jones Industrial Average rose by 578.68 points, with large tech stocks showing mixed performance; Apple increased by over 4%, while Nvidia and Tesla fell by nearly 3% and 2% respectively [1] - The semiconductor sector mostly saw gains, with the Philadelphia Semiconductor Index rising; Micron Technology and Intel both increased by over 5%, and Texas Instruments rose by over 4% [1] - SanDisk reported a significant revenue increase of 61% year-over-year for FY26Q2, achieving $3.025 billion in revenue, with a gross margin of 51.1%, exceeding market expectations [1] Group 2 - AstraZeneca upgraded its American Depositary Receipts to common stock on NASDAQ, allowing for equal listing status in the UK, Sweden, and the US, where nearly half of its revenue is generated [1] - AstraZeneca committed to investing $50 billion in the US market by 2030 while pausing a £200 million expansion plan at its UK headquarters [1] - OpenAI's CEO reaffirmed the strong partnership with Nvidia, emphasizing the desire to remain a major customer, while Nvidia plans to continue significant investments in OpenAI [2] Group 3 - The energy sector experienced declines, with ExxonMobil falling over 2% and international crude oil prices dropping significantly; WTI crude futures fell by 4.71% to $62.14 per barrel [2] - Precious metals saw fluctuations, with spot gold briefly reaching $4,800 before closing at $4,658 per ounce, while silver experienced a drop of 7% to $79 per ounce [2] - Chinese concept stocks mostly declined, with the Nasdaq Golden Dragon China Index down by 0.65%; notable declines included XPeng Motors down over 8% and NIO down nearly 4% [2]