The appeals court held that Kalshi's sports event contracts are not swaps under federal law, widening a circuit split and setting up a possible Supreme Court fi

New York Attorney General Letitia James alleges Polymarket runs an unlicensed sports betting operation, and the company responded with its own federal suit hour

The agency is soliciting input on how prediction market contracts should be regulated at the federal level, alongside its advisory on mention markets.

The advisory calls for heightened scrutiny of contracts tied to individual actions, following settlements involving figures such as MrBeast associate Perez and

Ohio's Casino Control Commission moved to penalize Kalshi after the Sixth Circuit upheld state authority over its sports contracts.

With appeals courts split on whether states may regulate event contracts, some lawmakers want the Supreme Court to settle the question.

The settlement resolves a CFTC investigation, adding to a string of enforcement actions touching prediction and mention markets.

The former New Jersey governor added his voice to calls for tighter oversight of prediction market platforms.

Tribal regulators, whose compacts give them broad authority over gaming, are positioning themselves as potential opponents of prediction market operators.

The sportsbook operator is deploying third-party market surveillance technology as it builds out its federally regulated event contract exchange.

Trading volume is climbing even as courts and state regulators dispute who has jurisdiction over event contracts.

The platform's plans to allow margin-style trading are drawing scrutiny amid the broader regulatory fight over event contracts.

A roundup of the week's regulatory and legal news across prediction market operators.