CMC data shows prediction market activity last week was dominated by Polymarket, with Opinion Labs and Kalshi following closely in total nominal trading volumes.
CMC data revealed that last week’s prediction market nominal trading volume reached $2.45 billion. Polymarket led with $986.58 million in trades, followed by Opinion Labs at $818.30 million and Kalshi at $607.97 million. Other platforms collectively accounted for $35.83 million.