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Will OpenAI’s market cap be between $500B and $750B at market close on IPO day by December 31, 2027?

polymarket economics Ends Dec 31, 2027 (18mo left) Vol: $3K • LIVE · Jun 18, 2026 11:07 UTC
Yes price
4¢
No price
96¢
Bid Ask Mid Liquidity $12K
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About this market: Will OpenAI’s market cap be between $500B and $750B at market close on IPO day by December 31, 2027? is currently priced at 4¢ for Yes and 96¢ for No on polymarket, in the economics category. It resolves on Dec 31, 2027 (18mo from now). Daily volume is around $3K. No matched market was found on the other platform yet.

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