US · ai · ai infrastructure · clean energy
5 rounds we have observed, with the investors named in each. Every figure below came from a named source, and where the company reported the raise to the SEC itself, that is shown beside it.
Series F · Sept 2026 · $3.9B
Valor Equity Partners lead, Atreides Management lead, Mubadala Capital lead, Nvidia, Founders Fund, GIC, Qatar Investment Authority, Radical Ventures, TPG, Qatar Investment Authority (QIA)
Reported by TechCrunch and 3 others · SEC filing: $3.1B sold under the offering
Growth · Sept 2026 · $3.0B
Valor Equity Partners lead, Atreides Management lead, Mubadala Capital
Reported by Crunchbase News and 4 others · SEC filing: $3.1B sold under the offering
Growth · Oct 2025 · $1.4B
Valor Equity Partners lead, Mubadala Capital lead, NVIDIA, Founders Fund, Salesforce Ventures, Tiger Global, T. Rowe Price, Franklin Templeton, Blue Owl
Reported by TechStartups · SEC filing: $1.0B sold under the offering, first sale Oct 2025
Growth · Dec 2024 · $600M
Founders Fund lead, NVIDIA, Valor Equity Partners, Ribbit Capital, Fidelity, Long Journey Ventures, Mubadala
Reported by TechStartups · SEC filing: $686M sold under the offering, first sale Nov 2024
Growth · Nov 2024 · $686M
Founders Fund lead, Felicis Ventures
Reported by TechCrunch · SEC filing: $686M sold under the offering, first sale Nov 2024
Missing a round, or an investor who was in one? Tell us.