OpenAI IPO Closing Market Cap on Polymarket: 1.5T+ leads at 37%, ahead of No IPO by December 31, 2027 at 30% and 1.25T–1.5T at 14%. 7 outcomes are listed, $685k has traded on the event, $106k sits in the books; it closes Jan 1, 2028. The week's biggest move is 1.5T+, −6.7 pts. 11 ranked wallets back 1.5T+ at an average entry of 46¢. Every smart wallet on 1.5T+ on Polynyx ↗
Each outcome is its own Polymarket market; the odds are its live Yes price, the move is over the past week. Open an outcome for its odds history, the smart money on each side, holders and the tape.
| Outcome | Odds | 7d | Volume | Status |
|---|---|---|---|---|
| 11.5T+ | 37% | live | ||
| 2No IPO by December 31, 2027 | 30% | live | ||
| 31.25T–1.5T | 14% | live | ||
| 41T–1.25T | 12% | live | ||
| 5750B–1T | 4% | live | ||
| 6<500B | 2% | live | ||
| 7500–750B | 2% | live |
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