More than 50 years of landmark results
Since 1967, Lowey Dannenberg has represented investors and major corporations in complex litigation, recovering billions of dollars on their behalf.Solutions for Complex Cases
Professional Recommendations
Recent Cases

New York Stock Exchange/Archipelago
Notable
The Firm acted as Co-Lead Counsel for a class of seatholders seeking to enjoin the merger between the New York Stock Exchange and Archipelago Holdings, Inc. Lowey’s representation achieved revised merger terms, providing the seatholders with more than $250 million in additional consideration.

WorldCom
Notable
Lowey Dannenberg’s innovative strategy and aggressive prosecution produced an extraordinary recovery for the New York City Pension Funds in the In re WorldCom, Inc. Securities Litigation, substantially superior to that of any other WorldCom investor in either class or opt-out litigation.

Philip Services
Notable
After seven years of hard-fought litigation in the District Court and the Second Circuit Court of Appeals, Lowey Dannenberg achieved a $79 million settlement on behalf of United States investors of Philip Services Corp., a bankrupt Canadian resource recovery company.
News
Lowey Dannenberg Defeats Motion to Dismiss in Google Assistant Privacy Litigation
On July 1, 2021, Judge Freeman of the United States District Court for the Northern District of California granted in part and denied in part a motion to dismiss filed by Google to end the class action lawsuit brought against it. The lawsuit alleges that Google…
Blog
Rule 10b5-1 Trading Plans Under Scrutiny: Are They Subject To Insider Trading Abuse?
The U.S. Securities and Exchange Commission (SEC) is working to overhaul the rule that protects corporate executives from insider trading accusations when they buy or sell their company’s stocks. Executives are regularly exposed to material nonpublic information (MNPI) and would be at risk of…





