英伟达市值一夜蒸发超1.6万亿元

Market Performance - On October 10, US stock indices collectively declined, with the S&P 500 and Nasdaq Composite experiencing their largest single-day drops since April [2] - The Dow Jones Industrial Average fell by 878.82 points, closing at 45479.60 points, a drop of 1.90%; the S&P 500 dropped 182.60 points to 6552.51 points, a decline of 2.71%; and the Nasdaq Composite fell 820.20 points to 22204.43 points, a decrease of 3.56% [2] Sector Performance - Large technology stocks saw widespread declines, with Nvidia dropping 4.89%, resulting in a market value loss of $228.7 billion (approximately 1.63 trillion RMB) [2] - The Philadelphia Semiconductor Index plummeted by 6.32%, with notable declines in Circle (over 11%), Arm (over 9%), AMD, Qualcomm, and Coinbase (over 7%) [2] - Bitcoin experienced a significant drop, falling from $122,000 to a low of $101,500, marking a maximum decline of 17% [2] Chinese Stocks - The Nasdaq Golden Dragon China Index fell by 3.32%, with NIO down over 10%, Xpeng down over 8%, and iQIYI down over 7% [3] - Other notable declines included Baidu and Tencent Music (over 6%), Li Auto and Alibaba (over 5%), and JD.com (over 3%) [3] Economic Context - The US government shutdown continues, affecting hundreds of thousands of federal employees and delaying key economic data releases, including the JOLTS report and CPI data [3] - The uncertainty surrounding government operations has heightened market fears [3] Valuation Concerns - Federal Reserve Chairman Jerome Powell has warned about the high valuations in the US stock market, with the S&P 500's expected price-to-earnings ratio near its highest level since 2021 [4] - The cyclically adjusted price-to-earnings ratio (CAPE) reached a new high since the end of 2021, indicating elevated valuations [4] - JPMorgan CEO Jamie Dimon noted a significant increase in the risk of a major market correction over the next 6 months to 2 years, citing various uncertainties including geopolitical tensions and fiscal policies [4]