No. 207United States
Tom Brown
Artificial intelligence · San Francisco, California
Net worth
$14.3B
Today
$00.00%Past month
−$1.2B−7.74%As of Nov 11, 2026, 1:50 PM EST
Tom Brown is cofounder and chief compute officer of startup Anthropic, which builds large-scale artificial intelligence systems. He cofounded Anthropic in 2021 with six other ex-OpenAI employees. Anthropic, which private investors valued at $965 billion in May 2026, has partnerships with Google's parent company Alphabet and Amazon. While working at OpenAI, Brown served as lead author of the white paper that introduced the GPT-3 language model. Brown studied computer science and cognitive science at MIT. He cofounded his first company, social club Grouper, in 2011.
Net worth over time
−7.74%−$1.2B over the past month
$16B$15B$14B
Oct 12Nov 11
Principal holdings
1 positions| Company | Industry | Share | Value |
|---|---|---|---|
Private holdings | Technology | 100.0% | $14.3B |