The transaction needs the approval of Amex members and regulators, including the U.S. Securities and Exchange Commission and Department of Justice, but is expected to close in the third quarter. NYSE Euronext said the Amex acquisition would add to its 2009 earnings. John Franchini and Roland Hlawaty led a Milbank, Tweed, Hadley & McCloy LLP team that counseled Amex. On Jan. 14, NYSE Euronext disclosed it would buy privately held New York market data management firm Wombat Financial Software Inc. for $200 million. - Greg Johnson