Utah sues Kalshi over alleged illegal gambling business

Utah Attorney General Derek Brown filed a lawsuit against Kalshi, several subsidiaries and two partner financial firms, accusing them of violating state anti-gambling laws. The state seeks to block Kalshi from taking wagers in Utah, require court-approved geolocation checks and recover an estimated $30.6–61.2 million in fees from Utah users.

• Lawsuit targets Kalshi, its subsidiaries and two partner financial trading firms
• Utah seeks $30.6–61.2 million in fees collected from wagers by state residents
• State wants court-approved geolocation to block Utah users from betting
• A federal judge sided with Utah in August 2026; Kalshi has appealed