Polymarket launches private company trading so investors can speculate on Anthropic, OpenAI

Key points

• Polymarket is moving deeper into private markets — and this time, the contracts are tied to companies most investors can talk about, but still cannot actually buy.
• The company is launching prediction markets tied to private company milestones, including valuations, IPO timing and secondary-market activity for names like OpenAI and Anthropic.
• Nasdaq Private Market will serve as the exclusive resolution data provider, supplying the information that determines whether these contracts pay out.
• These event contracts might solve one of the biggest frustrations for many investors.
• Many companies create enormous value and brand recognition before they ever go public, more than 1600 are unicorns valued at a billion dollars or more, according to Nasdaq.