Stock exchange operator, BATS Global Markets, will appoint Mark Hemsley as CEO, after BATS acquires Chi-X Europe. Current CEO of Chi-X Europe, Alasdair Haynes, will exit after a transition period following the deal close. Hemsley will continue to work under Joe Ratterman, president and CEO of BATS Global Markets. Hemsley, who joined BATS Europe in 2008 as CEO, is also a senior vice president of BATS Global Markets.

Click here for the release from BATS.