By Anna Isaac
Publication Date: 2025-12-26 13:42:00
A stock market boom in artificial intelligence companies added more than half a trillion dollars to the wealth of America’s tech barons last year, data shows.
The finances of the top 10 U.S. founders and heads of some of the world’s biggest technology companies rose from $1.9 trillion to nearly $2.5 trillion in the year ending Christmas Eve, according to figures compiled by Bloomberg.
Elon Musk, already the world’s richest man, has once again emerged as one of the biggest winners as the AI gold rush pushed US stock markets to record highs.
Musk’s net worth rose nearly 50% year over year to $645 billion. The tycoon, whose business interests include xAI, an artificial intelligence company, became the first person to have a net worth of more than $500 billion in October this year. He could become the world’s first trillionaire if he meets the goals set by Tesla, the electric car maker he leads.
Musk is ahead of Google co-founder Larry Page and Amazon founder Jeff Bezos in the overall ranking…
