Nuclear fusion startup Helion completes $465 million financing with a valuation of $15.5 billion, led by Thrive Capital
According to a report by The Information, Helion, a fusion startup backed by OpenAI founder Sam Altman, announced the completion of a $465 million financing round, led by Thrive Capital.After this investment, Helion's valuation reached $15.5 billion, nearly three times its previous valuation of $543 million.