Viewpoint: Semiconductor Stocks Reach Record Share of S&P 500 Market Cap, Unprecedented Market Conditions

BlockBeats News, May 27th, according to Bloomberg data, semiconductor and semiconductor equipment stocks now account for approximately 18% of the total market value of the US S&P 500, reaching a record high. This also marks the largest weighting of any single industry group. In comparison, during the peak of the 2000 Internet bubble, tech hardware and equipment reached a peak of around 26%.

Furthermore, the Semiconductor Index SOX has risen to 85 points relative to the performance of the "Magnificent 7," reaching its highest level since mid-2020. The SOX index has surged 159% since the beginning of 2025, significantly outperforming the "Magnificent 7" with a 30% gain.