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UKCFTC Warns Prediction Markets Against Sportsbook-Style Odds
Key Highlights
- The CFTC says prediction markets should avoid displaying event contracts using traditional American sportsbook odds.
- Regulators warned that formats such as +150 or -200 could mislead customers about the financial products they’re trading.
- The guidance comes as prediction markets face ongoing legal disputes with state gambling regulators over sports contracts.
The Commodity Futures Trading Commission (CFTC) has defended its authority to regulate prediction markets against several states, but the federal agency is now issuing its own warning to operators like Kalshi and Polymarket.
CFTC Pushes For Clearer Prediction Market Pricing
On August 10, the CFTC warned prediction market operators and their intermediaries that displaying event contracts like sportsbook wagers could create regulatory problems. In a joint letter, the agency’s Division of Market Oversight and Market Participants Division said regulated companies must provide clear, accurate pricing when listing or accepting event-contract trades.
American odds were specifically highlighted as a concern. Pricing formats such as +150 and -200 show potential payouts relative to a wager, while derivatives markets typically display prices in nominal or percentage terms.
For example, an event contract could trade at 62 cents, effectively reflecting a 62% market-implied probability.
Sportsbook Presentation Creates Regulatory Concerns
The CFTC said sportsbook-style pricing could make it harder for customers to understand that they’re buying contracts on regulated exchanges rather than placing conventional wagers with bookmakers.
Market-generated prices, along with visible bid and ask information, help distinguish derivatives trading from traditional sports betting. The regulator also warned that misleading price displays could potentially violate US gambling laws prohibiting manipulative or deceptive practices.
Event contract exchanges, futures commission merchants, and introducing brokers that received the letter must acknowledge it by Aug. 31.
Legal Battles Put Product Design In Focus
The CFTC guidance arrives while prediction markets offering sports contracts are fighting state regulators over whether their products are the same as wagers at sports betting sites.
State authorities have argued that certain platforms are effectively offering gambling without state sportsbook licenses and associated regulatory requirements. Prediction markets and the CFTC contend that the contracts are federally regulated derivatives subject to the commission’s jurisdiction.
Courts have delivered differing decisions in cases involving Kalshi. The company has secured favorable preemption rulings in New Jersey and Minnesota while encountering adverse decisions in New York, Utah, and Nevada.
By discouraging sportsbook-style odds, the CFTC is reinforcing its position that these products should function and appear like federally regulated derivatives rather than conventional sports wagers.
