【环球财经】英伟达大跌拖累美国科技股 全球资产多元化配置提速

Core Viewpoint - Nvidia's earnings report exceeded expectations, but market concerns about an AI bubble led to a significant drop in its stock price, reflecting a disconnect between stock performance and fundamental results [2][3]. Group 1: Financial Performance - Nvidia reported revenue of $68.1 billion for Q4 of fiscal year 2026, a sequential increase of $11.1 billion, driven by increased production of the Blackwell series in its data center business, with a gross margin returning to 75% [3]. - For the upcoming fiscal quarter, Nvidia expects revenue to rise to $78 billion, exceeding market expectations [3]. Group 2: Market Reaction - Despite strong fundamentals, the market reacted cautiously, with Nvidia's stock dropping 5.45%, marking its largest single-day decline since April 2025, resulting in a loss of approximately $260 billion in market capitalization [2][3]. - The tech sector, particularly the "Magnificent 7" stocks, faced pressure, with the Nasdaq dropping over 1% and the Philadelphia Semiconductor Index declining by 3.19% [2]. Group 3: Investor Sentiment - Analysts maintain a "buy" rating on Nvidia, with many raising long-term price targets, indicating a consensus on the company's growth potential despite short-term volatility [4]. - Concerns have emerged regarding Nvidia's reliance on a few large cloud customers, raising questions about the sustainability of its revenue streams [5]. Group 4: Market Trends - The market is witnessing a structural rotation, with funds moving from software to semiconductor stocks, indicating changing investor sentiment [3]. - High valuations in the U.S. stock market, with the S&P 500 P/E ratio at 29.3, significantly above the 10-year median of 20.4, contribute to concerns about potential market bubbles [5]. Group 5: Future Outlook - Analysts suggest that while the narrative around tech stocks and AI remains strong, there is an increasing focus on the financial sustainability of AI investments amid high valuations and market concentration [6]. - The need for diversified asset allocation is emphasized, as investors reassess their exposure to U.S. tech stocks in light of geopolitical tensions and market volatility [7][8].