Accessibility Menu

The Largest Companies by Market Cap in July 2026

Nvidia, Apple, and Alphabet are the biggest companies by market cap.

By Lyle DalyUpdated Jun 3, 2026 at 3:46 PM EST | Fact-checked by Margo Winton Parodi

Key Points

  • Nvidia is the world's largest company with a market cap of $4.7 trillion, driven by AI and GPU demand.
  • Tech firms dominate the top of the market, but financial and healthcare sectors also feature prominently.
  • Among the top companies, 16 have market caps over $1 trillion, highlighting the significance of large-cap stocks.

Premium Investing Services

Invest better with The Motley Fool. Get stock recommendations, portfolio guidance, and more from The Motley Fool's premium services.