Helion Secures $465 Million in Funding, Valued at $15.5 Billion
2026-06-04 13:13:41
Helion, a nuclear fusion energy startup backed by OpenAI founder Sam Altman, has announced the completion of a $465 million funding round led by Thrive Capital. According to Odaily, the company's post-investment valuation has reached $15.5 billion, nearly tripling its previous valuation of $5.43 billion. Helion is focused on developing nuclear fusion technology to supply power to data centers and other clients. However, the feasibility of its technology for actual power production remains to be proven. Investors remain highly confident in its potential, and the new funding will be used to accelerate technology development and commercialization efforts.
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