Wall Street's New Stock Exchange Picks Instinet Veteran as CEO

  • Jonathan Kellner will lead the planned Members Exchange
  • Market’s backers are preparing to fight NYSE, Nasdaq and Cboe

Photographer: John Taggart/Bloomberg

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Jonathan Kellner, a veteran of brokerage Instinet, was picked to lead the U.S. stock exchange that some of Wall Street’s biggest traders are building.

He starts immediately as chief executive officer of the Members Exchange, according to a statement Wednesday.