The exchange holding company, CEE Stock Exchange Group AG (CEESEG AG), which consists of the exchanges of Budapest, Ljubljana, Prague and Vienna, will be managed as of 1 March 2012 jointly by Michael Buhl and Petr Koblic. Petr Koblic, who is Chairman of the Board of the Prague Stock Exchange, is joining the Management Board of CEESEG AG as a new member and succeeds Heinrich Schaller who is leaving the management boards of the Vienna Stock Exchange and of the CEE Stock Exchange Group. Michael Buhl, Member of the Management Board of Wiener Börse AG, has been on the Board of CEESEG AG since January 2010 when the holding company was founded.