In a surprise move, BATS Global Markets (BATS) president William O’Brien has left the exchange operator, it has confirmed.
A short statement revealed that CEO Joe Ratterman will take on O’Brien’s responsibilities.
Ratterman joined BATS in 2005 as a founding employee. He previously held the CEO and president roles through 2007 to 2014.
The executive management team will remain unchanged and will report to Ratterman