Polymarket introduces prediction markets for private companies like OpenAI and Anthropic

May 19, 2026

AI Summary

Polymarket has launched prediction markets that allow investors to speculate on milestones of private companies such as OpenAI and Anthropic. These contracts, which do not confer equity ownership, are based on data from Nasdaq Private Market and aim to provide insights into private market valuations and events.

Polymarket is expanding into private markets with new prediction contracts tied to private company milestones.
The contracts focus on events like valuations, IPO timing, and secondary-market activity for companies like OpenAI and Anthropic.
Nasdaq Private Market will provide exclusive resolution data for these contracts, which will be publicly available for free.
Ordinary investors can now speculate on private market events without direct equity ownership, shares, or voting rights.
Current markets include predictions on OpenAI's potential $1 trillion IPO by 2027 and Anthropic's valuation reaching $500 billion in 2026.
The introduction of these contracts aims to give individuals and institutions a way to engage with private market value creation and provide insights into private company momentum.
Kalshi also offers event contracts related to IPOs but does not focus on private company valuations like Polymarket.
The success of these contracts will depend on the clarity, liquidity, and reliability of the private-market information they provide.

prediction marketsinvestmentopenaianthropicspeculation

Polymarket introduces prediction markets for private companies like OpenAI and Anthropic

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