PANews, June 20 – Market analysis firm The Kobeissi Letter released the latest data showing that the weight of the semiconductor sector in the U.S. stock market continues to rise, now accounting for approximately 18.8% of the total market capitalization of the S&P 500, a record high. This figure has more than tripled since 2022, while the semiconductor index SOX has cumulatively risen about 546% over the same period, highlighting the sector's significant leadership position in this technology cycle.

From a historical comparison, the current weight of semiconductors in the S&P 500 has already surpassed more than half of the peak level seen during the dot-com bubble in 2000, with a clear structural increase in its share. The U.S. equity market is increasingly concentrating on the AI and semiconductor industry chain, and the influence of tech stocks on the overall index has reached historically extreme levels.