Polymarket seems riddled with insider trading yet a massive Dow Jones partnership just validated prediction markets

Dow Jones announced an exclusive partnership to distribute Polymarket prediction data across The Wall Street Journal, Barron's, and MarketWatch on the same day Kalshi claimed it had hit $100 billion in annualized trading volume. The juxtaposition captures where prediction markets sit at the start of 2026: simultaneously legitimized as a financial data product and mired The post Polymarket seems riddled with insider trading yet a massive Dow Jones partnership just validated prediction markets appeared first on CryptoSlate.