Prediction Markets Hit Record Volume

Kalshi and Polymarket hit a combined weekly record of $5.9 billion in prediction market volume, indicating growing mainstream interest in event-driven DeFi products. Keep an eye on DeFi protocols integrating prediction markets.

Prediction markets are experiencing rapid growth, with total volume reaching $44 billion in 2025. Kalshi and Polymarket are leading the charge. This surge indicates a shift from niche betting to mainstream financial products. Kalshi, a CFTC-regulated exchange, has captured a significant market share, reaching approximately 66% by September 2025. Polymarket's February trading volume hit $7 billion, a 7.5x year-over-year increase. Super Bowl Sunday saw a record $1.63 billion in combined prediction market volume. However, regulatory scrutiny is increasing. Concerns exist around the potential for insider trading and the listing of contracts related to sensitive matters like war and terrorism. A bill was introduced in the House of Representatives to prohibit event contracts related to terrorism, assassination, war, gaming, or illegal activity. Kalshi is aiming for a $20 billion valuation by expanding beyond sports. They are targeting new audiences, including women and younger users interested in pop culture. Polymarket is also reportedly exploring a similar fundraising round.

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