Peter E. Greene handles litigation and advisory antitrust matters, including class action litigation, mergers and acquisitions, and appellate matters.


Mr. Greene represented The American Stock Exchange, LLC in the Stock Exchanges Options Trading class action litigation; Chase Manhattan Bank in the Lum v. Bank of America, et al. class action litigation; JP Morgan Chase in the Currency Conversion Fee Antitrust class action litigation, in the Ross v. Bank of America, et al. antitrust litigation, and in the Payment Card Interchange Fee class action antitrust litigation; Chase Paymentech Solutions, LLC in Heartland Payment Systems, Inc., v. Micros Systems, Inc., et al.; Prudential Securities, Inc. in the Friedman, et al. v. Salomon Smith Barney, Inc., et al. class action litigation; OEA in the Daicel Chemicals v. OEA International Chamber of Commerce arbitration; Archipelago Securities in arbitrations involving The Island ECN and Instinet; Autoliv, Inc. in the Simula, Inc. v. Autoliv, Inc. litigation; and Viacom Inc. in the MCA Inc. v. Viacom Inc. litigation and in the Morrison v. Viacom class action litigation.

At the appellate level, Mr. Greene has served as appellate counsel in, among other matters, Venture Industries v. Autoliv ASP, 2007 WL 2032067 (2007) (argued); Lum v. Bank of America, 361 F.3d 217 (3d Cir. 2004) (argued); In re Stock Exchanges Options Trading Antitrust Litigation, 317 F.2d 134 (2d Cir. 2003); Domestic Securities, Inc. v. Securities and Exchange Commission, 333 F.3d 239 (D.C. Cir. 2003) (intervenor) (argued); Simula, Inc. v. Autoliv Inc., 175 F.3d 716 (9th Cir. 1999) (argued); Morrison v. Viacom, Inc., 78 Cal. Rptr. 2d 133 (Cal. Ct. App. 1998) (argued); G.K.A. Beverage Corp. v. Honickman, 55 F.3d 762 (2d Cir. 1995) (argued); Acquaire v. Canada Dry Bottling Co. of New York, 24 F.3d 401 (2d Cir. 1994) (argued); and Dr. Pepper/Seven-Up Companies, Inc. v. Federal Trade Commission, 999 F.2d 859 (D.C. Cir. 1993).

Mr. Greene also represents clients before the U.S. Department of Justice and the Federal Trade Commission, as well as international regulatory agencies. For example, he represented BankBoston in its merger with Fleet Financial Group, Inc.; Barnett Banks, Inc. in its merger with First Florida Banks, Inc. and in its merger with NationsBank; Chase Manhattan and Chemical Bank in their merger; Chase Manhattan in its merger with J.P. Morgan; J.P. Morgan Chase in its merger with Bank One Corporation; NorthFork Bancorporation in its offer for Dime Bancorp; Texas Commerce Bankshares in its acquisition of Ameritrust Texas; SunTrust in its merger with National Commerce; Schneider, S.A. of France in various merger and acquisition matters; and NASDAQ in connection with the regulatory approval of its SuperMontage trading platform.

Mr. Greene repeatedly has been selected for inclusion in The Best Lawyers in America.



  • J.D., University of Connecticut, 1971 (cum laude; Connecticut Law Review)
  • B.A., Mount St. Mary's College, 1968


  • New York
  • District of Columbia
  • Connecticut

Peter E. Greene

Of Counsel, Antitrust/Competition