Only Market cap counted is the one on ipo day at market close, on yahoo finance. Private valuations don’t count.

Resolves YES if OpenAI completes an IPO in 2027 and has a market cap at market close of $1.5trillion or more. United States dollar.

Completes an IPO means listing stocks on a public stock exchange. Announcement of a date or filings does not count.

The Market cap is based on the market cap at market close on IPO day, according to yahoo finance.

• Update 2026-10-02 (PST) (AI summary of creator comment): - The market will resolve YES if OpenAI's market cap at close on IPO day is $1.5 trillion or more, correcting the $1 trillion figure in the description.