帮主郑重：美股新高刚回头？鲍威尔这话该怎么听

Group 1 - The core viewpoint of the article highlights a recent downturn in the stock market, particularly in technology stocks, despite previous optimism surrounding an AI bull market [1][3] - Federal Reserve Chairman Jerome Powell's comments on high stock valuations and the challenging path for future interest rate cuts have raised concerns among short-term traders but may serve as a wake-up call for long-term investors [3][4] - Notable declines were observed in major tech stocks, with Nvidia dropping 2.8% and Oracle falling 4.3%, indicating potential overvaluation and the need for a market correction [3][4] Group 2 - The Russell 2000 index reached a new high during the trading session, suggesting that not all market segments are in panic, and the Dow Jones only experienced a slight decline of 0.19% [3] - Upcoming PCE data, a key inflation indicator for the Federal Reserve, is anticipated to influence market valuations and interest rate decisions, adding to the uncertainty [3][4] - The potential government shutdown, with a deadline approaching on September 30, adds another layer of short-term volatility to the market [3]