Robert Wallner has litigated complex securities, consumer, and antitrust class actions throughout the country.

Mr. Wallner has served on the editorial board of Securities Litigation Report, as a faculty member of the American Bar Association’s First Annual National Institute on Securities Litigation and Arbitration, and as a member of the Federal Courts Committee of the Association of the Bar of the City of New York.

He has been recognized in Lawdragon’s 100 Lawyers You Need to Know in Securities Litigation and as a New York Super Lawyer from 2009-2024.

Mr. Wallner received his B.A. degree from the University of Pennsylvania in 1976 graduating magna cum laude. He attended New York University School of Law, earning his J.D. degree in 1979. He was elected to the law school’s Order of the Coif and served as an editor of the NYU Law Review.

Mr. Wallner is admitted to practice in New York.

Notable Cases 

• In re Dealer Management Systems Antitrust Litigation, MDL No. 2817 (N.D. Ill.)
• In re Merck & Co., Inc. Securities Litigation (D.N.J.) – resulted in a $1.06 billion recovery.
• In re Initial Public Offering Securities Litigation (S.D.N.Y)
• In re CMS Energy Corporation Securities Litigation (E.D. Mich.)
• In re Deutsche Telekom AG Securities Litigation (S.D.N.Y.)
• In re Synthroid Marketing Litigation (N.D. Ill.)
• Mercedes-Benz Tire Litigation (D.N.J.)
• Mr. Wallner has also represented plaintiffs in lawsuits arising out of the Madoff Ponzi scheme, including the court-appointed litigation trustee of two Madoff “feeder funds.”