Ranked: The World’s 50 Most Valuable Companies

Key Takeaways

• NVIDIA leads the world’s largest public companies with a market capitalization of $4.8 trillion, ahead of Apple and Alphabet.
• Technology accounts for 22 of the world’s 50 most valuable companies, fueled by continued investment in AI infrastructure and semiconductors.
• Taiwan’s TSMC is the world’s most valuable non-U.S. company at $2.3 trillion, while Saudi Aramco remains the largest energy company.

Technology has become the world’s dominant equity market sector. Nowhere is that more apparent than among the world’s largest companies by market capitalization.

This graphic visualizes the world’s 50 largest companies by market capitalization using June 2026 data from CompaniesMarketCap.

NVIDIA is the world’s most valuable company, with a market capitalization of $4.8 trillion. It is followed by Apple ($4.3 trillion) and Google parent Alphabet ($4.2 trillion).

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