# Elon Musk is set to face off in a trial against OpenAI and Microsoft Corp.

*business · news · 2026-04-07 · Los Angeles Times*

## Key points

- OpenAI has formally requested California and Delaware attorneys general to investigate Elon Musk's actions.
- OpenAI alleges Musk tried and failed to take control of its nonprofit for personal gain.
- OpenAI claims Musk's lawsuit could undermine state agreements made during its October 2023 restructuring.
- Microsoft received a 27% ownership stake in OpenAI as part of the restructuring, with nonprofit control retained.

**Companies:** Microsoft Corp., OpenAI
**Countries:** United States

[Read the full story on Los Angeles Times](https://www.latimes.com/business/story/2026-04-07/elon-musks-134-billion-fight-with-openai-escalates-with-investigation-call)

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