Will OpenAI’s market cap be $1.5T or greater at market close on IPO day?

Q: What are the current odds for 'Will OpenAI’s market cap be $1.5T or greater at market close on IPO day?'?

As of May 2026, prediction markets price this at 22% YES on Polymarket with $105K in total trading volume.

78c

YES

22c

Prediction markets put the probability at 21%: Will OpenAI’s market cap be $1.5T or greater at market close on IPO day. Currently, markets see this as unlikely (21% YES). OpenAI’s cozy partner Cerebras is on track for a blockbuster IPO.

Up from 9% to 22% since 2026-04-06 (+13pp)

Traded on Polymarket — $105K Volume

Polymarket prices this at 22c YES with $105K in volume. Moderate liquidity — use limit orders for positions above $1K to avoid moving the price.

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Frequently Asked Questions

What are the current odds for Will OpenAI’s market cap be $1.5T or greater at market close on IPO day?

As of May 2026, Polymarket prices this at 22% YES with $105K in total volume.

Where can I bet on Will OpenAI’s market cap be $1.5T or greater at market close on IPO day?

This market is available on Polymarket (crypto-native, global access via USDC). OddsShift tracks prices and smart money positioning in real time.