当地时间8月6日，美股三大指数全部收涨，纳指涨超1%。美股科技七巨头有6家公司上涨，其中苹果大 涨超5%，仅微软下跌。 国际油价全天震荡，黄金价格小幅下跌。 美股三大指数全部上涨 金价、油价均下跌 大宗商品方面，国际油价震荡走低。 数据显示，截至北京时间8月7日5:59，布伦特原油合约跌1.11%，报每桶66.89美元；WTI原油合约跌 1.37%，报每桶64.27美元。 当地时间8月6日，美股市场三大指数全部收涨。 数据显示，截至收盘，道指涨0.18%，报44193.12点；纳指涨1.21%，报21169.42点；标普500指数涨 0.73%，报6345.06点。 周三，美股科技七巨头有6家公司上涨，仅微软下跌。数据显示，截至收盘，美股科技七巨头指数上涨 1.74%，苹果涨5.1%、亚马逊涨4%、特斯拉涨3.62%；微软小幅下跌0.53%。 热门中概股多数上涨，数据显示，纳斯达克中国金龙指数上涨0.93%。量子之歌大涨9.51%，虎虎科技 国际涨5.78%，逸仙电商、小赢科技、迅雷、搜狐等涨超4%。 贵金属方面，数据显示，伦敦现货黄金价格下跌0.35%，报3368.81美元/盎司；COMEX黄金期货下跌 0 ...

Group 1 - Major international financial institutions, including Morgan Stanley, Deutsche Bank, and Evercore ISI, have warned clients to prepare for a potential decline in U.S. stock prices due to deteriorating economic data [1] - The S&P 500 index has rebounded sharply since its low in April, even reaching new highs, but analysts believe a slight pullback is overdue [1] - Morgan Stanley's analyst Mike Wilson predicts that the S&P 500 index could correct by as much as 10% this quarter due to the impact of U.S. tariff policies on consumers and corporate balance sheets [1] - Evercore ISI analyst Julian Emanuel anticipates a potential decline of 15% in the S&P 500 index [1] - Options trading indicates a heightened expectation of a stock market downturn, with the cost of hedging against a significant drop becoming increasingly expensive [1] Group 2 - Vanguard Group warned that the investor enthusiasm for AI stocks in the U.S. market in 2024 may have overstretched the short-term development potential of AI technology, leading to correction risks for related companies' stock prices [2] - Even if AI technology does lead to transformative changes, the leading companies may still face stock price corrections, although the timing of such corrections remains uncertain, potentially starting as late as 2025 [2]