美股遭遇科技股抛售潮：AI叙事受挫与联储“鹰声”共振

Core Viewpoint - The U.S. stock market experienced a broad decline, particularly in the technology sector, driven by concerns over AI-related stocks and hawkish comments from Federal Reserve officials [1][4]. Group 1: Market Performance - The Nasdaq Composite Index fell significantly by 1.69%, the S&P 500 Index decreased by 1.07%, and the Dow Jones Industrial Average dropped by 0.51% [1]. - The Philadelphia Semiconductor Index plummeted over 5%, with Broadcom's stock falling more than 11% due to disappointing AI sales forecasts [3]. Group 2: Company-Specific Developments - Oracle's stock dropped over 4% after reports indicated potential delays in the completion of data centers for OpenAI, despite Oracle's spokesperson asserting that commitments are on track [3]. - Other major tech companies, including Nvidia, Amazon, and Meta, also saw declines of over 1%, while AI concept stocks faced severe sell-offs, with SanDisk plummeting nearly 15% [3]. Group 3: Economic and Policy Context - Federal Reserve officials expressed cautious views, emphasizing persistent inflation and the need for restrictive policies, which contributed to rising U.S. Treasury yields and negatively impacted tech stock valuations [4]. - Market expectations for interest rate cuts in early next year have cooled, shifting investor focus to upcoming key employment and inflation data [4].