美股半导体突发，尾盘跳水

Market Overview - The U.S. stock market closed mixed on October 14, with the Dow Jones Industrial Average rising by 0.44% to 46,270.46 points, while the S&P 500 fell by 0.16% to 6,644.31 points, and the Nasdaq Composite dropped by 0.76% to 22,521.70 points [2][3]. Sector Performance - Financial stocks generally rose, with Wells Fargo surging over 7%, Citigroup increasing nearly 4%, and Bank of America rising over 2%. However, Goldman Sachs fell by more than 2%, and JPMorgan Chase dropped over 1% [6]. - The Philadelphia Semiconductor Index experienced a significant decline, dropping over 2% at the close, with Nvidia and Intel both falling over 4% [3][6]. - Energy stocks showed mixed results, with Schlumberger rising nearly 1%, while ConocoPhillips and Occidental Petroleum saw slight declines [7]. - Airline stocks saw substantial gains, with Delta Air Lines and Southwest Airlines both increasing over 4% [8]. Chinese Stocks - Chinese stocks listed in the U.S. faced overall declines, with the Nasdaq Golden Dragon China Index falling by 1.95%. Notable declines included Zai Lab dropping nearly 6%, and NIO, Li Auto, and Vipshop all falling over 4% [9].