道指跌近500点！标普500四连阴，“七巨头”全线下挫

Market Overview - The S&P 500 index has declined for four consecutive trading days, marking the longest losing streak since August [2] - The Dow Jones Industrial Average fell by 498.50 points, or 1.07%, closing at 46091.74 points; the S&P 500 dropped 0.83% to 6617.32 points; and the Nasdaq index decreased by 1.21% to 22432.85 points [2] Sector Performance - The technology sector is leading the market decline, with significant drops in major tech stocks, including Microsoft down 2.70%, Amazon down 4.43%, and Nvidia down 2.81% [3] - The KBW Bank Index has cumulatively dropped 4.5% over the past five trading days, significantly more than the S&P 500's 2.9% decline during the same period [3] Labor Market Insights - The number of individuals continuing to claim unemployment benefits rose by 10,000 to 1.957 million, reaching a two-month high [4] - Richmond Fed President Barkin noted that both inflation and employment are under pressure, but improvements in labor supply are keeping the unemployment rate stable [4] Economic Indicators - The market is experiencing increased pressure as concerns about AI valuations persist, alongside rising challenges in the banking and credit sectors [2] - The lack of official employment data due to government shutdowns adds uncertainty to the Federal Reserve's policy direction [4]