NEW YORK--(BUSINESS WIRE)--First Eagle Investment Management (“First Eagle” or the “Firm”) today announced a definitive agreement under which a majority long-term investment in First Eagle would be made by private equity funds managed by Blackstone (NYSE:BX) and Corsair Capital (“Corsair”) as well as clients of the two firms. The investment, which reflects a total enterprise value of approximately $4 billion, is designed to ensure that First Eagle will continue to operate independently and to m