AI Boom Adds Over $500 Billion to Wealth of US Tech Barons in 2025
The AI stock market boom has increased the wealth of leading US tech founders and executives by more than $500 billion in the year to Christmas Eve 2025. The combined wealth of the top 10 US tech leaders has surged to about $2.5 trillion, up from $1.9 trillion the previous year.
Elon Musk remains the richest, with his net worth reaching approximately $645 billion, a nearly 50% increase year over year. He made history as the first person to top $500 billion, with ventures including xAI contributing to his fortune. Musk leads ahead of Larry Page, whose wealth is around $270 billion, and Jeff Bezos, at about $255 billion.
Nvidia CEO Jensen Huang’s fortune has grown to roughly $159 billion, increasing by $41.8 billion amid Nvidia becoming the world's first $5 trillion company in October. Huang sold nearly $1 billion in shares this year. Meanwhile, Larry Page and Sergey Brin saw their fortunes rise by approximately $102 billion and $92 billion respectively, due in large part to their AI investments and development of in-house Tensor Processing Units (TPUs).
Outside the US tech sector, Bernard Arnault’s wealth increased by about $28.5 billion, while Amancio Ortega added approximately $34.3 billion to his fortune, which now stands at around $136 billion. The latter gains were supported by a €3.1 billion dividend from Inditex.
The Bank of England has issued a warning about a possible sudden correction in global markets if investor confidence in AI falters, noting that valuations for AI-focused tech stocks appear stretched.
