NYSE Euronext (NYSE Euronext: NYX) today announced transaction activity data1 for its six cash equities exchanges and six derivatives exchanges. As the world's leading and most diversified global exchange group, NYSE Euronext operates the world's largest and most liquid cash equities market center trading a combined average daily value of €75.3/$102.4 billion with a total global market capitalization of listed companies valued at €21.7/$29.6 trillion year-to-date through May 31, 2007.