Group 1 - The Magnificent 7 index of major US tech stocks closed down 0.16% at 208.22 points, experiencing low volatility for most of the day [1] - The "super" market capitalization tech stock index increased by 0.23% to 407.45 points [1] Group 2 - Microsoft shares closed at 478.56, down 2.74% with a trading volume of 34.468 million shares [2] - Meta Platforms shares closed at 650.13, down 1.04% with a market capitalization increase of 11.30% [2] - Nvidia shares closed at 183.78, down 0.64% with a market capitalization increase of 36.89% [2] - Berkshire Hathaway Class B shares closed at 490.43, down 0.20% with a market capitalization increase of 8.20% [2] - AMD shares closed at 221.42, down 0.09% with a market capitalization increase of 83.31% [2] - Apple shares closed at 278.78, up 0.58% with a market capitalization increase of 11.83% [2] - Alphabet Class A shares closed at 320.21, up 0.99% with a market capitalization increase of 69.82% [2] - Eli Lilly shares closed at 993.64, up 1.16% with a market capitalization increase of 29.67% [2] - Tesla shares closed at 451.45, up 1.41% with a market capitalization increase of 11.79% [2] - Amazon shares closed at 231.78, up 1.69% with a market capitalization increase of 5.65% [2] - TSMC shares closed at 310.14, up 2.22% with a market capitalization increase of 58.60% [2]