Sam Altman

Individual

Angel Investor at Open

San Francisco, United States · 35+ investments

Pre-Seed
Early Stage
Seed
Growth
Artificial Intelligence
Education
Healthcare
Biotech
Energy
Infrastructure
enterprise software
internet hardware
Headquarters
San Francisco, United States
Founded
2010
AUM
$2.8B
Total Investments
35
Last Investment
Apr 2026
Geographic Focus
United States

Investment Thesis

Investing in AI, biotechnology, energy, and transformative technologies that will define the future, with concentration in companies solving the world's most important problems.

Sam Altman is an Individual based in San Francisco, United States. It has made 35 investments in Artificial Intelligence and Education.

Investment History

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Sam Altman — Investor Profile & Portfolio | Indexed.vc