Kalshi removes sports mention markets under federal CFTC review
Kalshi has removed its sports-related mention markets after the CFTC opened a federal review of the contract type. The move is voluntary and follows a trading scandal involving a Trump staffer. Polymarket does not operate mention markets. No timeline has been given for restoration. The CFTC is examining manipulation risks in contracts tied to broadcast or social-media statements by public figures. Kalshi had cited the vertical as a high-volume growth driver.
Kalshi yanked its highest-volume sports vertical without a fight, and that surrender rewrites the platform's growth story overnight. The CFTC review now carries teeth: if the agency rules mention markets are too easily manipulated, Kalshi has already signaled it will not defend the product. Polymarket faces identical CFTC registration and parallel mention-market exposure, but without Kalshi's preemptive retreat to soften political blowback.
Traders holding open mention contracts face retroactive invalidation if the agency issues a cease-and-desist. The voluntary removal also weakens Kalshi's negotiating position in four pending state gambling suits where it argues its contracts are federally protected derivatives. Institutional liquidity partners watching the CFTC docket will demand clarity before committing capital to a platform that shelves products at the first regulatory rumble.