General Atlantic to vote for CME

CHICAGO -- General Atlantic LLC, the largest shareholder of Nymex Holdings Inc., agreed to vote for Chicago-based CME Group Inc.'s proposed $9.1 billion takeover of the exchange. The Greenwich, Conn.-based private equity firm, as well as Nymex Chairman Richard Schaeffer and Chief Executive Officer James Newsome, have signed "voting and support" agreements with CME, according to a government filing released Thursday.