OpenAI Chief Executive Sam Altman is stepping down as chairman of nuclear-energy startup Oklo OKLO-2.38%decrease; red down pointing triangle, opening up the opportunity for future deals between ...

April 22 (Reuters) - OpenAI CEO Sam Altman will step down as chairman of nuclear technology startup Oklo (OKLO.N), opens new tab, paving the way for potential tie-up between the companies.