Tag: News

Polymarket’s soccer category volume surged by 300% to surpass $2 billion as global football activity fuels record event-market trading. U.S.-regulated platform Kalshi reached a record aggregate open interest of $1.16 billion, crossing the billion-dollar milestone for the first time. The 2026 FIFA World Cup has established prediction protocols as primary venues for real-time sentiment and sport sentiment hedging. The 2026 World Cup...

Ostium, a decentralized perpetual exchange built on Arbitrum, has halted all trading following a major infrastructure exploit targeting its OLP liquidity vault. Blockchain security firms and researchers estimate the total loss at approximately $24 million, primarily drained in the USDC stablecoin across multiple strategic transactions. The attacker exploited a loophole in Ostium’s operational infrastructure, specifically targeting the...