/Investor DB

Sam Altman — 2025 Investments

1 investments dated 2025 · listed companies and verified rows first · show all

Volantisvolantissemi.aiJun 2025

Develops optical interconnect technology using light-based communication for computing systems.

Deep TechHardwareSemiconductors

Co-investorsIceNineUnpopular VenturesVibe CapitalY Combinator

Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.