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Will OpenAI’s market cap be between $1.25T and $1.5T at market close on IPO day by December 31, 2027?

polymarket economics Ends Jan 1, 2028 (14mo left) Vol: $78K • LIVE · Oct 26, 2026 01:39 UTC
Yes price
11¢
No price
89¢
Bid 11¢ Ask 13¢ Mid 12¢ Liquidity $12K
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About this market: Will OpenAI’s market cap be between $1.25T and $1.5T at market close on IPO day by December 31, 2027? is currently priced at 11¢ for Yes and 89¢ for No on polymarket, in the economics category. It resolves on Jan 1, 2028 (14mo from now). Daily volume is around $78K. No matched market was found on the other platform yet.

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