Tech Dominates; Nvidia’s Market Value Exceeds Entire Healthcare Sector of S&P 500

Tech Dominates; Nvidia’s Market Value Exceeds Entire Healthcare Sector of S&P 500

By Andrew Bary
Publication Date: 2026-05-11 19:44:00

The tech sector has a record-high market cap of over $23 trillion, a 37% weighting in the S&P 500, the largest percentage ever.