OpenAI expands secondary share sale to $10B: report

[Artificial Intelligence icons internet AI app application]

OpenAI employees and former staffers apparently plan to sell up to $10B worth of shares to investors, according to CNBC.

The Microsoft-backed (NASDAQ:MSFT [https://seekingalpha.com/symbol/MSFT]) creator of ChatGPT originally planned to allow insiders to sell closer to $6B [https://seekingalpha.com/news/4486275-openai-staffers-plan-to-sell-6b-worth-of-shares-to-investors-report] worth of shares.

Participating investors involved in the sale include SoftBank (OTCPK:SFTBY [https://seekingalpha.com/symbol/SFTBY])(OTCPK:SFTBF [https://seekingalpha.com/symbol/SFTBF]), Dragoneer Investment Group and Thrive Capital, Abu Dhabi’s MGX and T. Rowe Price, according to the report [https://www.cnbc.com/2025/09/03/openai-boosts-size-of-secondary-share-sale-to-10point3-billion.html], which cited someone familiar with the deal. The sale will be at a $500B valuation for OpenAI.

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