OpenAI CEO Sam Altman’s stake in Helion Energy draws scrutiny in Musk trial and on Capitol Hill

Sam Altman at OpenAI DevDay in San Francisco in November 2023. (GeekWire File Photo / Todd Bishop) Sam Altman faced pointed questions Tuesday about his personal financial ties to Helion Energy , the Everett, Wash., fusion startup that’s aiming to supply vast amounts of energy to both OpenAI and Microsoft to power future data centers for artificial intelligence. Altman trial in Oakland, the OpenAI CEO confirmed under cross-examination that he owns roughly one-third of He