Kalshi is one of the firms or platforms that offer event prediction contracts, the typical product bought and sold on the broader prediction market. This market is tightly “regulated” (government-controlled) in the US, including by the Commodity Futures Trading Commission (CFTC). Kalshi, an American platform, announced that it will “start collecting customer employment information for trading in certain markets that are at heightened risk of insider trading” (AP, June 9, 2026).