Thomas A. Wittman
Thomas (Tom) A. Wittman is Executive Vice President, Head of Global Trading and Market Services. In this role, he is responsible for the management, operations and strategic direction of Nasdaq’s diverse set of global businesses spanning cash equities, clearing, commodities, derivatives, fixed income and trade management services. Mr. Wittman also serves as CEO and President of The Nasdaq Stock Market (Nasdaq), Nasdaq PHLX LLC (PHLX), Nasdaq BX Inc. (BX), Ensoleillement Inc. and is CEO of Nasdaq ISE, ISE GEMX, and ISE MRX, LLC. He is currently an Exchange Director and an Industry Director on the Boards of The Options Clearing Corporation ("OCC") and the Investment Industry Regulatory Organization of Canada (“IIROC”), respectively.
During his tenure at Nasdaq, Mr. Wittman has severed in various leadership roles including Senior Vice President, Head of U.S. Equities and Derivatives, where he led the company’s rapid growth in U.S. equity options, and, most recently, as Executive Vice President, Global Head of Equities, where he was responsible for Nasdaq cash equity, equity derivatives and trade management services businesses. In 2016, he led the acquisitions of Chi-X Canada and International Securities Exchange.
Mr. Wittman joined Nasdaq in 2008 as part of Nasdaq’s acquisition of the Phlx. At that time, he was Senior Vice President in charge of the Phlx’s trading technology across equities and options as well as regulatory technology and back office systems. Mr. Wittman, who joined Phlx in 1987 as a software developer, was instrumental in guiding the Phlx into the electronic age of trading. He holds a bachelor's degree in computer science.