Legal News & Updates

Ongoing coverage of the legal and regulatory fights shaping US prediction markets, including CFTC actions, state challenges and court battles as they develop.

Wisconsin state flag in front of courthouse

Federal Court Gives Wisconsin Preliminary Win in CFTC’s Case Against State, But Change of Venue Denial Makes Appeals Certain

A federal judge denied the CFTC’s request for the court to enjoin Wisconsin officials against enforcing state gambling laws against prediction market exchanges on...

Derek Helling

July 30, 2026

minnesota flag flying in front of courthouse

Legal News & Updates

Judge Grants CFTC’s Request for Preliminary Injunction Against Minnesota Law Citing Preemption Argument

The US DOJ and CFTC have secured a court order that temporarily blocks the enforcement of Minnesota’s statute banning prediction market trading just days before it was set to take...

Derek Helling

July 28, 2026

A Washington judge granted a preliminary injunction against Kalshi, finding the state is likely to succeed on claims that the company's event contracts violate state gambling law.

Legal News & Updates

Washington Judge Grants Preliminary Injunction Against Kalshi, Rejects Commodity Exchange Act Preemption

Court finds Washington is likely to succeed on claims that Kalshi’s event contracts violate state gambling law, while giving the parties until Aug. 3 to propose the injunction’s...

Mike Breen

July 20, 2026

Kalshi says its surveillance team detected and referred trades allegedly placed by Gabriel Perez, President Donald Trump’s longtime teleprompter operator, who reportedly made more than $100,000 on speech-related markets.

Legal News & Updates

Trump Teleprompter Operator Allegedly Made $100K Trading Kalshi Speech Markets

Kalshi says its surveillance team detected and referred Gabriel Perez’s alleged trades to the CFTC, which is reportedly weighing a settlement with the deputy assistant to the...

Mike Breen

July 16, 2026

A Ninth Circuit panel weighed whether Kalshi’s federally regulated sports contracts can be offered on tribal lands as three California tribes seek to revive their bid for an injunction.

Legal News & Updates

Ninth Circuit Weighs Tribal Bid to Block Kalshi Sports Prediction Markets

Judges pressed Kalshi on why its CFTC-regulated contracts should be treated differently from sportsbook wagers as three California tribes seek to revive their bid for an...

Mike Breen

July 10, 2026

Legal News & Updates

CFTC Files Anticipated Motion for Preliminary Injunction in Illinois

The Commodity Futures Trading Commission has asked a federal court to intervene against state officials looking to enforce gambling and tax laws against prediction market...

Derek Helling

July 8, 2026

A servicemember accused of using government information to profit from Polymarket trades is challenging the CFTC’s authority by arguing the contracts were bets, not swaps.

Legal News & Updates

CFTC’s First Event-Contract Insider Trading Lawsuit Challenged Over Whether Polymarket Trades Were Swaps

The U.S. servicemember accused of using government information to win more than $400,000 on Polymarket says the CFTC lacks authority because the contracts behind the trades were bets, not...

Mike Breen

July 7, 2026

New Jersey’s filing moved the Kalshi sports event contract fight onto the Supreme Court docket for the first time

Legal News & Updates

Sports Prediction Market Fight Gets First Supreme Court Filing

Justice Samuel Alito gave New Jersey until Aug. 4 to seek Supreme Court review of Kalshi’s Third Circuit win, the first formal SCOTUS filing in the sports prediction market preemption...

Mike Breen

July 2, 2026

Kalshi is challenging Ohio’s attempt to impose a $5 million penalty over sports event contracts, arguing the state cannot pursue the fine through an administrative process without a jury trial

Legal News & Updates

Kalshi Sues Ohio Over $5M Sports Prediction Market Fine

Kalshi says Ohio’s $5 million penalty effort violates the state constitution because the regulator is pursuing the fine through an administrative process without a jury...

Mike Breen

June 30, 2026

kentucky state flag in front of capitol dome

Legal News & Updates

Kentucky Attorney General’s Lawsuits Against Kalshi and Polymarket Seek Heavy Fines for Defendants

Kentucky Attorney General Russell Coleman announced his actions, which seek to block sports-related prediction market trading in the state, on...

Derek Helling

June 18, 2026

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