Key Takeaways
- Sports-related wagers account for more than 85% of Kalshi’s betting activity, with the platform earning $25 million in fees during a four-day March Madness period
- The Third Circuit Court of Appeals ruled in Kalshi’s favor against New Jersey, determining its sports contracts qualify as swaps under federal regulatory authority
- Judges hearing a Nevada appeal have indicated a potentially conflicting decision, which would create a circuit split likely requiring Supreme Court intervention
- The prediction market sector anticipates reaching $200 billion in trading volume this year, with Kalshi worth $22 billion and competitor Polymarket valued at $20 billion
- State governments and tribal gaming authorities contend Kalshi operates as an unregulated gambling platform, creating ongoing legal uncertainty
Kalshi, a major prediction markets platform, finds itself on the path toward a potentially landmark Supreme Court case that could fundamentally alter the regulatory landscape for sports wagering and event-based contracts across America.
The platform markets itself, along with competitor Polymarket, as a venue for information-driven event contracts. However, current usage patterns reveal a markedly different reality regarding how customers engage with the service.
Sports-related wagers comprise over 85% of all betting activity on Kalshi. The platform generated $25 million in transaction fees during a mere four-day stretch of the NCAA basketball tournament.
Sports wagering drives the bulk of revenue for the prediction market sector currently. Industry observer Dustin Gouker, who tracks this space closely, has characterized sports betting as “the industry right now.”
Circuit Courts Reach Conflicting Conclusions on Kalshi’s Operations
Kalshi faces legal pressure from numerous sources. Multiple state authorities and tribal gaming entities have launched lawsuits alleging the platform functions as an unauthorized gambling enterprise.
Judges across at least three state jurisdictions have validated these claims. Conversely, other judicial officers have ruled favorably for Kalshi, determining that its sports contracts constitute permissible event contracts under federal statutes.
Last month marked a significant milestone when a federal appeals court delivered a decision favoring Kalshi in its dispute with New Jersey. This represented the first appellate-level ruling on the question.
Two judges on the Third Circuit panel concluded that Kalshi’s contracts meet the definition of swaps under federal regulatory frameworks. The Commodity Futures Trading Commission gained oversight authority over swaps through the Dodd-Frank Act, legislation enacted following the 2008 economic collapse.
The lone dissenting voice, U.S. Circuit Judge Jane Roth, expressed skepticism about this interpretation. She stated that “basic abductive reasoning tells us that if it looks like gambling, talks like gambling, and calls itself gambling, it’s gambling.”
Judge Roth criticized the majority opinion as performing “acts of alchemy” that effectively transformed conventional sports wagering into futures contracts.
This week brought a potentially pivotal development when another judicial panel heard oral arguments in Nevada’s appeal. The judges’ questions and remarks indicated they might arrive at a conclusion contradicting the Third Circuit’s stance.
Should that scenario unfold, the disagreement between appellate circuits would almost certainly elevate the matter to the Supreme Court, potentially as soon as the following year.
Multi-Billion Dollar Valuations at Risk
The economic implications are enormous. Industry projections suggest the prediction market industry will process $200 billion in trading volume throughout the current year.
Kalshi carries a present valuation of $22 billion. Polymarket commands a $20 billion valuation.
Should courts eventually determine that Kalshi’s designation as a swap operator fails to protect it from state-level gambling oversight, these valuations face potential significant declines.
The central legal issue involves federal preemption doctrine. This constitutional principle establishes that federal jurisdiction supersedes state regulatory authority when the federal government legitimately exercises its constitutional powers.
Immigration enforcement and pharmaceutical oversight represent domains where federal preemption is firmly established. The Kalshi situation presents considerably more ambiguity.
Congressional representatives have begun declaring positions on this controversy. The debate traces back years. Throughout Dodd-Frank legislative deliberations in 2010, then-Senator Blanche Lincoln from Arkansas cautioned that regulated swap instruments shouldn’t encompass wagers on golf majors or championship football games.
Lincoln currently works as a registered lobbyist representing Kalshi, advocating for the contrary position.
Gouker anticipates that categories including political outcomes and cryptocurrency valuations will eventually constitute a greater proportion of prediction market trading. However, sports betting remains the industry’s dominant revenue stream for the present.
The Nevada appeal awaits resolution, and attorneys specializing in gaming law predict a Supreme Court hearing could materialize as early as next year should the circuit courts maintain divergent positions.


