英伟达收跌将近4.4%，特斯拉跌约4.2%，苹果和亚马逊至少跌3.4%

Core Viewpoint - The Magnificent 7 index of major U.S. tech stocks experienced a decline of 3.08%, closing at 198.30 points [1] Group 1: Stock Performance - Nvidia saw a drop of 4.38% [1] - Tesla decreased by 4.17% [1] - Apple fell by 3.46% [1] - Amazon declined by 3.40% [1] - Meta Platforms dropped by 2.60% [1] - Alphabet (Google A) decreased by 2.42% [1] - Microsoft experienced a decline of 1.16% [1]