美股遭重挫，纳指跌超800点

Market Overview - On October 10, US stock markets experienced a collective decline, with the Nasdaq index dropping by 820.20 points, a decrease of 3.56% [1][3] - The Dow Jones Industrial Average fell by 878.82 points, or 1.9%, while the S&P 500 index decreased by 182.60 points, or 2.71% [3] Technology Sector Performance - The major technology stocks saw a significant downturn, with the Wind US Technology Seven Giants Index declining by 3.65% [5][6] - Individual stocks such as Tesla fell over 5%, Amazon and Nvidia dropped more than 4%, while Meta and Apple decreased by over 3% [5][6] Semiconductor Sector - The semiconductor sector showed weak performance, with the Philadelphia Semiconductor Index declining by 6.32% [6] - Notable declines included ARM, which fell over 9%, and other companies like ON Semiconductor and Microchip Technology, which dropped more than 8% [6][7] Commodity Market - In the commodities market, international gold prices rose, with London spot gold and COMEX gold futures both increasing by over 1% [1][9] - Conversely, oil and base metal prices plummeted, with WTI crude oil futures dropping over 5% and LME copper falling more than 4% [1][12] Global Market Trends - The Nasdaq China Golden Dragon Index decreased by 6.10%, with significant drops in stocks like Yipeng Energy and Canadian Solar, which fell over 16% [9] - European stock indices also experienced declines, with Germany's DAX down 1.5%, France's CAC40 down 1.53%, and the UK's FTSE 100 down 0.86% [9]