Comment on CFTC-2026-0331, CFTC-2026-0331-0001, Matt, MacKenzie

Summary: Optiver, a global market maker, supports the inclusion of prediction markets within the CEA derivatives framework but urges the Commission to maintain strict adherence to Core Principles for self-certification. They advocate for robust clearing and risk segregation standards, warnings against vertically integrated market structures, and a revision of the de minimis threshold for swap dealer designation to encourage liquidity.