AI Boom Boosts Wealth of US Tech Barons by Over $500 Billion in 2025
In 2025, the AI stock market boom significantly increased the wealth of US tech barons by more than $500 billion as of 24 December. The top 10 US tech founders and executives now hold nearly $2.5 trillion, up from $1.9 trillion, according to Bloomberg.
Elon Musk, who runs xAI, remains the richest person with a net worth rising about 50% year over year to $645 billion, having surpassed $500 billion in October 2025. Larry Page and Jeff Bezos follow with estimated net worths of about $270 billion and $255 billion respectively.
Nvidia's Jensen Huang saw his fortune rise by $41.8 billion to $159 billion as Nvidia became the world's first $5 trillion company in October 2025; Huang also sold nearly $1 billion of Nvidia shares during the year. Sergey Brin and Larry Page experienced wealth increases of about $92 billion and $102 billion, respectively, driven by Google's AI advancements and its Tensor Processing Unit chips.
Outside the tech sector, Bernard Arnault's wealth increased by approximately $28.5 billion to around half of LVMH, supported by strong North American consumer spending. Amancio Ortega's wealth rose about $34.3 billion to $136 billion, helped by a record €3.1 billion dividend from Inditex.
The Bank of England issued a warning about a potential 'sudden correction' in global markets if investor confidence falters, noting that valuations for AI-focused tech stocks appear stretched and that markets are vulnerable.
