John A. Bagley is Chief Market Structure Officer for the Municipal Securities Rulemaking Board (MSRB). He leads the Market Structure department, which is responsible for the organization’s activities and functions related to market leadership, market structure, market transparency, economic analysis, data analysis, research and industry operations.

John most recently served as president of BondDesk Trading LLC, where he was responsible for its broker-dealer and related trading platform activity. Previously, John served in sales and trading roles at divisions of UBS and its predecessor, PaineWebber, for nearly three decades.

During the 2020 pandemic, John temporarily joined the Federal Reserve Bank of New York on secondment to lend his deep municipal market expertise to the implementation of the Municipal Liquidity Facility. He has also served as a non-voting member of the Securities and Exchange Commission's Fixed Income Market Structure Advisory Committee.

John received his bachelor’s degree from Boston University and has a master’s of business administration from Columbia University.