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.

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Tennessee Appeals District Court’s Decision to Protect Kalshi From Enforcement Actions

Sixth Circuit could be perceived as friendly venue to Tennessee’s interests and set up another avenue for the dispute over state sovereignty to elevate to the US Supreme...

Derek Helling

May 28, 2026

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Legal News & Updates

CFTC Sues Google Employee Over Alleged Insider Trading on Polymarket

The alleged trader used knowledge of Google’s most-searched individuals for 2025 that they had privileged access to and profited $1.2M, according to the CFTC’s complaint....

Derek Helling

May 28, 2026

justice statue and scales in front of supreme court building

Legal News & Updates

Ninth Circuit Denies Kalshi Stay in Washington Case, Setting Up Supreme Court Appeal

Kalshi could soon file a petition for review with the US Supreme Court after the Ninth Circuit declined to afford it protection from enforcement in...

Derek Helling

May 22, 2026

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Legal News & Updates

New Jersey Set to Appeal Third Circuit Ruling to Supreme Court, Keeping Kalshi Case on Hold

Both sides in Kalshi v. Flaherty have requested that the trial court extend a stay on the case until the US Supreme Court acts on New Jersey’s...

Derek Helling

May 20, 2026

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Legal News & Updates

Kalshi Faces New Complaint From Tribal Gaming Authorities In New Mexico

A coalition of four tribes has sued Kalshi in a New Mexico federal court, alleging that trading sports-related contracts on the exchange violates the Indian Gaming Regulatory...

Derek Helling

May 19, 2026

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Legal News & Updates

Minnesota Governor Signs Bill With Prediction Market Restrictions to Set Up Lawsuits

Gov. Tim Walz signed an omnibus bill enacting several new public safety measures in Minnesota, including a ban on prediction market trading, on...

Derek Helling

May 19, 2026

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Legal News & Updates

Minnesota Sends Prediction Market Restrictions to Gov. Walz, Setting Up Legal Showdown

The Minnesota legislature has sent a bill that would ban prediction market trading and criminalize the operation of the exchanges to Gov. Tim...

Derek Helling

May 14, 2026

Wisconsin allows Ho Chunk Nation to pursue case against Kalshi

Legal News & Updates

Federal Court Grants Ho-Chunk Nation Leave to Pursue Claims Against Kalshi

The US Court for the Western District of Wisconsin denied Kalshi’s motion to dismiss the Ho-Chunk lawsuit regarding potential IGRA...

Derek Helling

May 12, 2026

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Legal News & Updates

Fourth Circuit Panel Signals Doubts on Kalshi’s Injunction Request in Maryland

Oral arguments in federal and state courts involving Maryland and Massachusetts this week featured heavy skepticism of Kalshi’s claims about sports event contracts being out of reach of...

Derek Helling

May 8, 2026

Judge bars arizona from criminal case vs kalshi

Legal News & Updates

Federal Judge Permanently Blocks Arizona’s Criminal Case Against Kalshi on Preemption Grounds

An Arizona federal judge has permanently blocked the state from pursuing criminal charges against Kalshi, handing the CFTC a major win in its escalating battle to assert exclusive federal...

Valerie Cross

May 5, 2026

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