英伟达超预期，欧美股市集体上涨

Group 1: Market Performance - US stock markets closed higher on February 25, with the Dow Jones Industrial Average rising by 0.63%, the Nasdaq increasing by 1.26%, and the S&P 500 up by 0.81% [2][3] - Major European indices also saw gains, with France's CAC40 up by 0.47%, the UK's FTSE 100 rising by 1.18%, and Germany's DAX increasing by 0.76% [3] Group 2: Technology Sector - Major US tech stocks experienced collective gains, with the Wind US Technology Seven Giants Index rising by 1.44%. Notable individual performances included Microsoft up nearly 3%, Meta up over 2%, and Tesla up nearly 2% [5][6] - The Philadelphia Semiconductor Index increased by 1.62%, with Applied Materials rising over 4%, and other semiconductor stocks like ARM, Micron Technology, and Broadcom also showing gains of over 2% [6][7] Group 3: Nvidia Financial Results - Nvidia reported its Q4 and full-year financial results for fiscal year 2026, achieving revenue of $68.127 billion, exceeding market expectations, and up from $39.331 billion year-over-year. Data center revenue was $62.38 billion, also above expectations [10] - For Q1 of fiscal year 2027, Nvidia projected revenue between $76.44 billion and $79.56 billion, surpassing the market expectation of $72.78 billion [10] Group 4: Precious Metals - Precious metals saw widespread gains, with London spot gold reaching a peak of over $5,200 per ounce during the day, and closing at $5,164.31 per ounce, up 0.63% [12][13] - London spot silver rose over 2%, with intraday prices exceeding $91 per ounce, while COMEX silver futures also increased by over 2% [12][13]