The Magnificent 7 stocks have seen a significant increase in market capitalization, adding $2.1 trillion since August, bringing their total value to $16.2 trillion. This group is currently trading approximately $800 billion below its all-time high reached on July 10. Year-to-date, these stocks have contributed $4.4 trillion to the market. Investor sentiment is notably bullish, with stock allocations reaching 61%, the highest level in at least 40 years, nearly doubling since 2009 and aligning with levels seen during the 2000 Dot-Com Bubble. Additionally, U.S. households' stock exposure has hit a record 48% in October, reflecting a similar trend. The concentration of the stock market is also noteworthy, with the top 10 U.S. companies now accounting for 18% of global stock market capitalization, the highest since the early 1970s. The Magnificent 7 stocks represent approximately 32% of the S&P 500, nearing their all-time high and surpassing levels recorded during the Dot-Com Bubble.