Twelve states, criminal charges, tribes at the Ninth Circuit, and the CFTC suing states. Inside the federalism war over prediction markets.

Washington judge blocks Kalshi sports event contracts, ruling state gambling laws apply despite the platform’s federal CFTC registration.

Polymarket sent nearly 100 suspicious wallets to authorities after $200M in first-half 2026 trades showed possible insider trading patterns.

The US House Agriculture Committee has scheduled a hearing on sports prediction markets as two gaming associations press Congress to prohibit sports contracts offered by platforms including Kalshi and Polymarket. According to a committee release, the Subcommittee on Commodity Markets,…

Hyperliquid has announced plans to introduce permissionless deployment for HIP-4 outcome markets, with the feature set to roll out on testnet before a later mainnet release. Hyperliquid said in a Sunday Telegram announcement that the upgrade is intended to support…