Kalshi leads in prediction market trading volume, capturing 62% compared to Polymarket’s 37%. Kalshi’s weekly trading pace exceeds $500 million with an average open interest of $189 million, while Polymarket stands at $430 million and $164 million, respectively. Polymarket’s longer-term markets tie up funds longer, reflected in open interest-to-volume ratios.

Despite Kalshi’s dominance, Polymarket is making moves in the U.S. market. It has acquired QCX, a regulated derivatives exchange, to re-enter the country. Additionally, Polymarket has launched earnings-based markets with Stocktwits, allowing stockholders to hedge earnings risk and providing real-time market sentiment analysis.

Read more at Yahoo Finance: Kalshi Outpaces Polymarket in Prediction Market Volume Amid Surge in U.S. Trading