重磅，全线大涨！特朗普签了！

Market Overview - The US stock market saw a rebound with the Dow Jones and S&P 500 ending a four-day losing streak, closing higher on December 18 [2][4] - The Dow Jones increased by 65.88 points (0.14%), the Nasdaq rose by 313.04 points (1.38%), and the S&P 500 gained 53.33 points (0.79%) [4] Economic Indicators - The US Consumer Price Index (CPI) for November rose by 2.7% year-on-year, below the expected 3.1%, while the core CPI increased by 2.6%, marking the lowest level since 2021 [6] - Fundstrat noted that the moderate CPI data supports the Federal Reserve's focus on protecting the job market, indicating a "Fed put" that could boost the stock market if economic risks arise [7] Technology Sector Performance - Major tech stocks experienced significant gains, with Tesla rising over 3%, Amazon and Facebook increasing by over 2%, and Google and Nvidia nearly 2% [8] - A total of 24 leading AI companies, including OpenAI, Microsoft, and Nvidia, agreed to join the US government's "Genesis Mission" initiative aimed at enhancing AI applications in scientific discovery and energy projects [10] Micron Technology Insights - Micron Technology's stock surged by over 10% following strong demand for its memory chips, exceeding market expectations for the first fiscal quarter [13] - The company anticipates that the total market size for high-bandwidth memory chips could reach $100 billion by 2028, with a compound annual growth rate of 40% [15] - Micron also raised its capital expenditure guidance from $18 billion to $20 billion [15] Chip Sector Outlook - The semiconductor sector saw widespread gains, with TSMC rising nearly 3% and ASML increasing by over 2% [16] - Morgan Stanley predicts that semiconductor stocks will continue to be one of the best-performing sectors in the US market next year, listing Nvidia, Broadcom, and Astera Labs as top picks for 2026 [16]