Kalshi

American prediction market platform

Kalshi Inc. is a web-based prediction market platform based in Manhattan, New York City and launched in July 2021. The platform is used primarily for sports betting, which constitutes more than 90% of the activity on the site and 89% of the site's revenue in 2025. Activity on the site is described as "heavily tied to the sports calendar" by analysts.

Also known as...KALSHIEX LLC, KEX, KLSH, KalshiEX LLC, and kalshi.com
Kalshi suspends political candidates

Kalshi suspends political candidates Kalshi suspended three congressional candidates for betting on their own races, highlighting concerns over insider trading.