Oct 2 (Reuters) - OpenAI, the company behind ChatGPT, has reached a valuation of $500 billion, following a deal in which current and former employees sold roughly $6.6 billion worth of...

Oct 2, 2025 · OpenAI has completed a deal to help employees sell shares in the company at a $500 billion valuation, propelling the ChatGPT owner past Elon Musk ’s SpaceX to become the world’s …

Oct 3, 2025 · OpenAI's new $500 billion valuation surpassed Elon Musk's SpaceX to become the world's most valuable private company following a major stock transaction for the private AI firm.

Oct 2, 2025 · OpenAI has completed a deal to sell employees’ shares to investors that values the artificial intelligence company at $500 billion, said two people familiar with the agreement.

Aug 15, 2025 · OpenAI is preparing to sell around $6 billion in stock as part of a secondary sale that would value the company at roughly $500 billion, CNBC confirmed Friday.

5 days ago · OpenAI is taking steps to improve its audio AI models, in preparation for its eventual release of an AI-powered personal device, said a person with knowledge of the effort.

Aug 6, 2025 · OpenAI is in talks to hold a secondary sale that could boost its valuation to $500 billion, multiple publications reported today.