纳指、标普500指数再创新高，AMD大涨超11%，中概指数涨0.87%

Market Performance - The Nasdaq Composite Index rose by 1.12%, and the S&P 500 Index increased by 0.58%, both reaching new closing highs, while the Dow Jones Industrial Average remained flat [1] - Notable technology stocks saw significant gains, with AMD surging over 11% and achieving a three-day cumulative increase of 43%, marking its best three-day performance in nine years [1] - Other tech stocks such as Supermicro, NVIDIA, and Broadcom rose by over 2%, while Amazon and Tesla increased by more than 1% [1] Sector Performance - Precious metals, metal raw materials, mining, and semiconductor sectors led the gains, with Century Aluminum rising over 12% and Americas Silver and Hecla Mining both increasing by over 11% [1] - Micron Technology and ON Semiconductor saw increases of over 5%, while Arm and Southern Copper rose by over 4% [1] Chinese Stocks - The Nasdaq Golden Dragon China Index increased by 0.87%, with notable gains in popular Chinese stocks such as WeRide rising by 12.04% and Pony.ai increasing by 8.61% [1] - Other Chinese companies like NIO, New Oriental, and NetEase saw increases ranging from 3.03% to 4.67%, while several others, including JD.com and Tencent Music, had gains of up to 0.91% [1]