OpenAI Gives Microsoft 27% Stake, Completes For-Profit Shift (3)

Oct. 28, 2025, 6:35 PM UTC

OpenAI is giving its long-time backer Microsoft Corp. a 27% ownership stake as part of a restructuring plan that took nearly a year to negotiate, removing a major uncertainty for both companies and clearing the path for the ChatGPT maker to become a for-profit business.

Under the revised pact, Microsoft will get a stake in OpenAI worth about $135 billion, the companies said in a statement Tuesday. In addition, Microsoft will have access to the artificial intelligence startup’s technology until 2032, including models that achieved the benchmark of artificial general intelligence (AGI), a more powerful form of AI that most ...

Learn more about Bloomberg Law or Log In to keep reading:

See Breaking News in Context

Bloomberg Law provides trusted coverage of current events enhanced with legal analysis.

Already a subscriber?

Log in to keep reading or access research tools and resources.