OpenAI is considering Citigroup and JPMorgan as underwriters for its upcoming IPO, joining Goldman Sachs and Morgan Stanley.

OpenAI is reportedly adding Citigroup and JPMorgan to its IPO banking syndicate as it targets a September 2026 listing at a potential $1 trillion valuation.

OpenAI engages Citigroup and JPMorgan for IPO talks. IPO by December 31, 2026 at 70% YES.