Microsoft stock hits all-time high after hiring former OpenAI CEO Sam Altman | CNN Business
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Microsoft stock reached a record high on Monday after the company said that Sam Altman, former chief executive of OpenAI, will join the company to head its artificial intelligence innovation leg.

New York CNN — Microsoft stock reached a record high on Monday after the company said that Sam Altman, former chief executive of OpenAI, will join the company to head its artificial intelligence innovation leg.