Polymarket files CFTC parlay contracts as SEC opens public inquiry into prediction market ETFs!

Polymarket filed a self-certification with the CFTC on Wednesday to list "combinatorial outcome contracts" — essentially parlays on sports event outcomes — with a target launch date of no earlier than May 21, 2026. Under the structure, every leg of the contract must resolve in the user's favour for a $1.00 payout; a single miss zeroes the entire position. Because the filing is self-certified, Polymarket is notifying the CFTC of its intent rather than seeking explicit approval.

On the same day, SEC Chairman Paul Atkins signalled the agency is taking a serious look at prediction market ETFs, noting that fund sponsors have voluntarily delayed the effectiveness of several novel ETF products — including event contract ETFs — while the Commission considers the implications. Atkins said he has instructed staff to solicit public input on how the SEC should respond to recent market…