Former SEC Chair Gary Gensler pushed back hard against the CFTC's assertion that it holds regulatory authority over prediction markets, particularly those tied to sports betting. Gensler rejected the claim outright, signaling a deepening jurisdictional dispute between two of crypto's primary regulators.

The conflict centers on whether prediction markets should fall under the SEC's or CFTC's purview. The CFTC, which traditionally oversees futures and derivatives markets, has been expanding its interpretation of what constitutes a "swap" or derivative contract. Prediction markets like Polymarket, which let users bet on election outcomes and sports events, sit in a regulatory grey zone that both agencies have eyed.

Gensler's rejection reflects the SEC's position that many prediction market tokens and platforms involve securities components, placing them squarely in SEC territory. His stance carries weight despite his recent departure from the SEC chair role, given his influence over crypto policy during a critical period of regulatory development. The CFTC, meanwhile, argues that binary outcome bets are commodity derivatives, not securities.

This turf war matters for market participants. Prediction markets have exploded in popularity, with platforms attracting billions in trading volume. A platform regulated under CFTC rules faces different compliance burdens than one operating under SEC frameworks. The regulatory uncertainty has already impacted growth, with some platforms pulling services from U.S. users entirely.

The timing adds pressure to incoming Trump administration officials tasked with reshaping crypto regulation. Both agencies will likely need clearer guidance on where prediction markets fit in the regulatory hierarchy. Industry players await formal rulemaking or congressional action to settle the dispute.

Polymarket and similar platforms continue operating in the U.S. market despite the ambiguity, though with heightened legal risk. A definitive ruling from either agency or Congress could reshape the prediction market landscape overnight. For now, the jurisdictional sparring between Gensler and the CFTC reflects broader chaos in crypto oversight, where competing federal agencies lack clear coordination.