John is responsible for developing and communicating IEX’s positions on market policy issues and engaging with governmental and regulatory authorities and certain IEX stakeholders on those issues. He also acts as IEX’s representative on governing committees with responsibility for various aspects of the national market system, including the securities information processors, the consolidated audit trail, and the Limit Up/Limit Down Plan.

John joined IEX in 2014 from the SEC, where he led the Division of Trading and Markets, the group responsible for regulating broker-dealers and self-regulatory organizations. Previously, he led SEC efforts to implement significant elements of the Dodd-Frank Act. Before the SEC, he held senior positions at the Commodity Futures Trading Commission, the National Association of Securities Dealers (now FINRA), the law firm of Morgan Lewis & Bockius, and Citigroup Global Markets.