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Ohio Declares Sports Prediction Markets Illegal, Targets Kalshi

Ohio state authorities have announced their intention to enforce state law against Kalshi, characterising its sports prediction market offerings as illegal gambling.

PredictionSites Newsroom · 3 October 2026

Ohio regulators have stated that they will take action to enforce state law against the prediction market platform Kalshi. The authorities have classified sports prediction markets, such as those offered by Kalshi, as a form of illegal gambling under current Ohio statutes.

Prediction markets allow participants to trade contracts based on the outcome of future events. These contracts are priced between 0 and 100 cents, with the price reflecting the market's collective probability of the event occurring. If the event happens, the contract settles at 100 cents; if it does not, it settles at 0 cents. While some jurisdictions differentiate these platforms from traditional sports betting, Ohio appears to be drawing a firm line.

This move by Ohio highlights the ongoing regulatory debate surrounding prediction markets in the United States. Platforms like Kalshi, which is regulated by the Commodity Futures Trading Commission (CFTC) to offer event contracts on economic, financial, and political events, often argue they provide hedging tools and valuable market insights rather than pure gambling.

The state's declaration signals a potential challenge for the broader prediction market industry, particularly concerning contracts related to sports outcomes. The enforcement action against Kalshi could set a precedent for how other states view and regulate similar platforms operating within their borders.

Reported first by bloomingbit — read the original report. This article was written by the PredictionSites newsroom from that report.