The prediction market sector posted $8.6 billion in taker volume during April 2026, with Kalshi overtaking Polymarket to claim the top spot, according to onchain data tracked by Dune Analytics. Key Takeaways: Kalshi posted $5.42B in April 2026 taker volume, surpassing Polymarket’s $1.99B for the first time. Polymarket collected $29.22M in April fees despite trailing […] Source