William "Bill" Harts is senior adviser of the Modern Markets Initiative, a policy advisory group representing quantitative and high-frequency trading firms. He was previously CEO.  He joined the initiative in July 2014.
Harts has spent over 25 years in the financial sector, including exchanges, banks, trading firms and his own consulting firm. Prior to joining the MMI he served as head of strategy for sales and trading for Thomson Reuters. Before that, he served as a board member for financial software provider StreamBase Systems. From 2001-2003 he worked for NASDAQ, first as executive vice president, then as head of corporate strategy. He is a former head of electronic trading services for Bank of America Corp Securities and managing director of global program trading for Citigroup Inc. He has also held managing director positions at Salomon Smith Barney, and spent two years at Goldman Sachs.
Harts was a member of the SEC Advisory Committee on Market Information. He also served as a director and vice chairman and member of the board of the Philadelphia Stock Exchange from 1994 through 1999. He has been a member of the board of directors of JapanCross, an electronic trading system for Japanese equities. He has served on the boards of BRUT and MarketXT, two electronic communications networks, as well as the managing advisory committee for Primex, an electronic auction facility of Nasdaq.
Harts holds a bachelor's degree in business management and economics from the State University of New York.
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