← Markets

OpenAI IPO Closing Market Cap

IPO Vol. $698,046 50 traders

1.5T+34%
No IPO by December 31, 202730%
1.25T–1.5T14%
1T–1.25T11%
$698,046 Vol. Dec 31, 2027
<500B
$46,091 Vol.
2%
500–750B
$33,512 Vol.
2%
750B–1T
$136,975 Vol.
4%
1T–1.25T
$104,260 Vol.
11%
1.25T–1.5T
$88,689 Vol.
14%
1.5T+
$173,933 Vol.
34% 2%
No IPO by December 31, 2027
$114,585 Vol.
30% 1%

Rules

This market will resolve based on OpenAI's market capitalization at the closing price on its first day of trading. If no IPO occurs by December 31, 2027, 11:59 PM ET, the market will resolve to "No IPO by December 31, 2027". Market capitalization expresses the monetary value of a company’s outstanding shares, stated in its pricing currency. It is calculated as the number of shares outstanding multiplied by the closing share price on the first trading day. If the relevant value falls exactly between two brackets, then this market wi...

Market Opened: Feb 6, 2026, 6:10 PM ET