Private Valuations Reach Polymarket via Nasdaq Private Market

Polymarket launched event contracts tied to private-company milestones this week, expanding into IPO timing, valuation targets and secondary-market activity for firms including OpenAI, Anthropic and Stripe. The move landed the same week the Securities and Exchange Commission said it would seek public input before clearing prediction-market ETFs for launch, a signal that the agency is taking more time rather than issuing an outright rejection. The private-company contracts run through a new partn