深夜，美股半导体股大涨

Market Overview - On August 7, U.S. stock indices opened higher but later turned mixed, with the Dow and S&P 500 declining while the Nasdaq's gains narrowed [1] - The semiconductor sector showed strong performance, with AMD's stock rising by 6.39% to $173.55, increasing its market capitalization to $281.6 billion [2] Semiconductor Sector - President Trump announced on August 6 that the U.S. would impose approximately 100% tariffs on chips and semiconductors, but no fees would be charged for manufacturing in the U.S. [4] - Major semiconductor companies like TSMC and Micron also saw significant stock increases, with TSMC rising over 6% and Micron over 3% [2] Apple Inc. - Apple announced a $100 billion investment in the U.S., raising its total planned investment over the next four years to $600 billion, focusing on R&D, semiconductor engineering, AI, software development, and manufacturing facility expansion [4] - Apple's CEO Tim Cook introduced a new "American Manufacturing Program" (AMP), which includes broader collaborations with ten U.S. companies [4][6] - The initiative is seen as a response to U.S. manufacturing policies and aims to enhance Apple's domestic technological capabilities, although it does not imply a complete return of assembly lines to the U.S. [6] Other Tech Stocks - Popular tech stocks showed mixed performance, with Apple rising over 3%, while Intel's stock fell over 3% after Trump called for Intel's CEO to resign due to alleged conflicts of interest [4][6] Chinese Stocks - The Nasdaq Golden Dragon China Index opened slightly higher, up 0.93%, with companies like ZTO Express and Miniso rising over 3% [7] Gold Market - Spot gold continued its upward trend, surpassing $3,380, currently reported at $3,388.29 per ounce [9]