最新报道:Major U.S. stocks are seeing significant premarket moves as investors react to earnings reports and economic data. Tesla shares drop 5% after missing Q2 delivery estimates, while Amazon gains 3% on stronger-than-expected cloud revenue. Chipmakers Nvidia and AMD rise 2% and 1.5% respectively amid renewed AI sector optimism. Boeing falls 4% following another 737 Max production delay announcement. In crypto markets, Bitcoin holds steady near $58,000 as traders await this week's Fed rate decision. Analysts note unusually high volatility in premarket trading ahead of key inflation data release on Thursday.