The World’s Most Valuable Companies, as of Oct 2025

Key Takeaways

• Nvidia has pulled ahead of the rest of the Mag-7, nearing an historic $5 trillion valuation
• AMD surpassed $400 billion for the first time, riding high off a series of catalysts including a chip deal with OpenAI and a quantum computing deal with IBM (#41 in this ranking)
• Prosus is one of two Dutch companies in the top 50 ranking. The investment firm has interests in various markets, including fintech, ecommerce, and real estate.

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