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Will OpenAI’s market cap be between $750B and $1T at market close on IPO day by December 31, 2027?

polymarket economics Ends Dec 31, 2027 (18mo left) Vol: $2K • LIVE · Jun 18, 2026 19:12 UTC
Yes price
19¢
No price
81¢
Bid 19¢ Ask 20¢ Mid 20¢ Liquidity $9K
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About this market: Will OpenAI’s market cap be between $750B and $1T at market close on IPO day by December 31, 2027? is currently priced at 19¢ for Yes and 81¢ for No on polymarket, in the economics category. It resolves on Dec 31, 2027 (18mo from now). Daily volume is around $2K. No matched market was found on the other platform yet.

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