Which bank will lead OpenAI's IPO?

As of Thu, 15 Oct 2026 06:56:59 UTC, Kalshi traders price Goldman Sachs (71.0%), Morgan Stanley (21.0%), NLOX (3.0%). The market has $25K in volume and closes on Sat, 01 Jan 2028.

Updated:

Current odds

OutcomeChanceYes priceNo price
Goldman Sachs71.0%71.0¢29.0¢
Morgan Stanley21.0%21.0¢79.0¢
NLOX3.0%3.0¢97.0¢
Citigroup1.0%1.0¢99.0¢
Bank of America1.0%1.0¢99.0¢
JPMorgan Chase1.0%1.0¢99.0¢

Market details

Resolution rules

Each outcome is a separate contract with its own rules. The rules for Goldman Sachs:

If Goldman Sachs serves as lead-left underwriter on OpenAI's initial public offering in the United States before Jan 1, 2028, then the market resolves to Yes. If two or more underwriters are presented on the cover of the final prospectus as jointly occupying the lead-left position, such that no single underwriter is uppermost-and-leftmost (for example, two names sharing equal top billing), then each such underwriter's outcome resolves to $1/(the number of tied underwriters), rounded down, for “Yes”, and “No” will be paid $1 minus the Yes value.

Sources

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