Big Tech's Magnificent Seven Add $150B as Microsoft, Nvidia Hit Records
• The "Magnificent Seven" mega-cap stocks added $150B to their combined market cap on Monday, led by Microsoft and Nvidia hitting fresh all-time highs • Microsoft stock rose 2% to a record $2.8T valuation after hiring ousted OpenAI CEO Sam Altman in a Silicon Valley coup • Nvidia shares climbed 2.3% to an all-time high ahead of Tuesday earnings, boosting its market cap by $27B to $1.2T • The other 5 "Magnificent Seven" stocks - Apple, Alphabet, Amazon, Meta, and Tesla - also edged up on Monday • The group's soaring 2023 performance continues to drive most S&P 500 returns, with their $11.8T combined valuation nearly 3x the size of Germany's economy