prediction markets hit $1.95b open interest this week. polymarket, jupiter predict, and predict fun are all listing identical world cup outcomes with 2-5% price spreads between them. predict fun generates defi yield on locked collateral while polymarket and kalshi pay you zero. 122k active users on predict fun, jupiter hitting consecutive volume ATHs. fragmented liquidity across 3 chains means arb desks are printing running delta-neutral books across polygon, solana, and bnb chain. same event, same binary o ...

According to CryptoRank, Kalshi has taken a leading position in the prediction markets, increasing its market share by 42% since April and reaching 79% by the end of June. https://t.co/OZJvrvaRDd ...

Market Performance and Growth - Kalshi achieved a notional volume of $31 billion in June, representing a 70% month-over-month increase compared to May [1] - Polymarket reached a record-breaking notional volume of $10.8 billion in June [1] Industry Drivers - The World Cup served as a primary catalyst for the significant surge in trading volume across prediction market platforms [1]