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Updated 4 wk. ago

Will OpenAI not IPO by December 31, 2027?
25 %
chance
OpenAI IPO Closing Market Cap
7 outcomes- 1.5T+45 %
- No IPO by December 31, 202725 %
- 1.25T–1.5T10 %
- 1T–1.25T7 %
- 750B–1T3 %
- <500B2 %
- 500–750B2 %
Total volume
$93.6K
24h vol.
$112.195
1w vol.
$1.5K
1m vol.
$23.9K
Liquidity
$13.1K
Bid / Ask
24¢ / 25¢
Spread 1¢
Last trade
25¢
Start date
Feb 6, 2026
End date
Jan 1, 2028
ends in 1 yr.
How reliable is this price range?
Of 3,440 resolved Polymarket markets across all topics priced 15–35% seven days before resolution, 30.3% resolved YES. That is 4.7 points more often than their average price of 25.6% implied — prices in this range have tended to run low.
This topic alone has too few resolved cases in this range, so all topics are shown.
A historical frequency for the price range, not a probability for this market and not advice. How we measure this
Orderbook
Spread: 1¢Snapshot from cache
✦ AI assessment
Generate structured research
Recent trades (50)
| Time | Side | Price | Size |
|---|---|---|---|
| 4 wk. ago | Buy | 22¢ | 8 |
| 4 wk. ago | Sell | 22¢ | 8 |
| 4 wk. ago | Sell | 78¢ | 12 |
| 4 wk. ago | Sell | 22¢ | 12 |
| 4 wk. ago | Sell | 78¢ | 64 |
| 4 wk. ago | Sell | 22¢ | 19 |
| 4 wk. ago | Sell | 22¢ | 45 |
| 4 wk. ago | Sell | 78¢ | 14 |
| 4 wk. ago | Buy | 78¢ | 14 |
| 4 wk. ago | Sell | 78¢ | 8 |
| 4 wk. ago | Sell | 22¢ | 8 |
| 4 wk. ago | Sell | 19¢ | 25 |
| 4 wk. ago | Sell | 81¢ | 25 |
| 4 wk. ago | Buy | 19¢ | 0 |
| 4 wk. ago | Sell | 19¢ | 8 |
| 4 wk. ago | Buy | 19¢ | 8 |
| 4 wk. ago | Sell | 81¢ | 0 |
| 4 wk. ago | Sell | 19¢ | 43 |
| 4 wk. ago | Sell | 81¢ | 43 |
| 4 wk. ago | Buy | 20¢ | 0 |
| 4 wk. ago | Sell | 20¢ | 8 |
| 4 wk. ago | Buy | 20¢ | 8 |
| 4 wk. ago | Buy | 21¢ | 0 |
| 4 wk. ago | Sell | 21¢ | 8 |
| 4 wk. ago | Buy | 21¢ | 8 |
| 4 wk. ago | Buy | 78¢ | 408 |
| 4 wk. ago | Buy | 22¢ | 100 |
| 4 wk. ago | Buy | 22¢ | 100 |
| 4 wk. ago | Buy | 22¢ | 100 |
| 4 wk. ago | Buy | 22¢ | 100 |
| 4 wk. ago | Buy | 22¢ | 8 |
| 4 wk. ago | Buy | 79¢ | 100 |
| 4 wk. ago | Buy | 21¢ | 92 |
| 4 wk. ago | Buy | 22¢ | 8 |
| 4 wk. ago | Sell | 21¢ | 100 |
| 4 wk. ago | Buy | 21¢ | 42 |
| 4 wk. ago | Buy | 21¢ | 59 |
| 4 wk. ago | Buy | 78¢ | 64 |
| 4 wk. ago | Buy | 21¢ | 4 |
| 4 wk. ago | Buy | 21¢ | 8 |
| 4 wk. ago | Buy | 22¢ | 12 |
| 4 wk. ago | Buy | 22¢ | 8 |
| 4 wk. ago | Buy | 22¢ | 12 |
| 4 wk. ago | Buy | 23¢ | 8 |
| 4 wk. ago | Buy | 23¢ | 12 |
| 4 wk. ago | Buy | 77¢ | 368 |
| 4 wk. ago | Buy | 23¢ | 100 |
| 4 wk. ago | Buy | 23¢ | 100 |
| 4 wk. ago | Buy | 23¢ | 86 |
| 4 wk. ago | Sell | 77¢ | 74 |
◆ Smart money
Do the pros know something the price doesn't?
Positioning of the wallets whose track record actually holds up — not simply the largest ones.
A signal is present in this market.
Unlock to see which side the qualified wallets are on, and how strongly.
Smart money is a Pro+ feature
See whether the wallets with a verified track record are positioned against the market price — with the evidence behind it, and woven into every AI research report.
◆ Kalshi comparison
This market on Kalshi
The closest matching market on Kalshi, a regulated US prediction exchange — spot price gaps between the two venues.
Kalshi comparison is a Pro+ feature
Compare this market against its Kalshi counterpart — prices, volume and the gap between the two venues — and have the cross-market view woven into every AI research report.
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