# Polymarket Prices OpenAI IPO at 71¢ > Source: > Published: 2026-05-28 19:39:48.723105+00:00 Funding & Businessopenaiipoprediction markets # Polymarket Prices OpenAI IPO at 71¢ | 8.6 **OpenAI** is priced on Polymarket at **71¢** for an IPO by Dec 31, 2026. An S-1 was confidentially filed May 22, and comparable IPO base rates put the probability at **87%**, a 16 percentage-point edge versus Polymarket. ## Scoring Rationale An OpenAI IPO would significantly affect industry funding and valuations; the sizable gap between market pricing and base-rate estimates is noteworthy for traders and valuation observers. Practice interview problems based on real data 1,500+ SQL & Python problems across 15 industry datasets — the exact type of data you work with. [Try 250 free problems](/problems)