市场静待“普特会”，美股开盘分化、欧股涨跌不一，联合健康大涨超10%

Economic Indicators - Consumer spending has shown resilience, leading to a lack of urgency for the Federal Reserve to implement rapid economic stimulus measures, which suggests that significant interest rate cuts are unlikely in the short term [1] - Following the release of retail sales data, the 2-year Treasury yield rose to 3.740% and the dollar index increased by over 10 points to 97.96 [1] Stock Market Performance - On August 15, U.S. stock indices showed mixed results with the Dow Jones up by 0.6% and the S&P 500 up by 0.1%, while the Nasdaq experienced a slight decline of 0.01% [2] - European stocks displayed a mixed performance, with the French market rising over 0.5% and the UK market declining by over 0.1% [3] Bond Market Trends - The 2-year U.S. Treasury yield decreased by 2 basis points to 3.726%, while the 10-year yield fell by less than 1 basis point [10] - German 30-year bond yields increased by 7 basis points to 3.33% [4] Commodity Prices - Gold prices saw a slight increase of over 0.2%, while silver prices fell by over 0.4% [6] - Crude oil prices dropped, with WTI falling below $63.60 and Brent below $66.50 [7][14] Corporate Developments - UnitedHealth shares surged over 10% as prominent investors like Warren Buffett and David Tepper bought into the stock [9] - Applied Materials experienced a significant drop of over 12% after forecasting lower-than-expected revenue and profit for the fourth quarter [10]