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
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Recent Cases

Shelled Eggs
Antitrust, Commodities
On June 8, Lowey Dannenberg Chairman Vincent Briganti was appointed as Co-Lead Counsel for the Direct Purchaser Plaintiffs in In Re: Shell Eggs Antitrust Litigation, No. 3:26-md-03175-JDP (W.D. Wisc.) Plaintiffs […]

Amitza
Healthcare
Lowey Dannenberg, on behalf of named plaintiff Premera Blue Cross, is leading a class on behalf of Third-Party Payers of Amitiza (Lubiprostone) against Takeda Pharmaceutical Company Ltd. and related entities. […]

Amgen
Health Care, Healthcare
On September 30, 2025, the U.S. District Court for the Eastern District of Virginia largely denied Amgen’s motion to dismiss in CareFirst of Maryland Inc. et al. v. Amgen Inc. […]
News
Lowey Dannenberg Appointed Co-Lead Counsel in Lumen Technologies, Inc. Stockholder Derivative Litigation
On April 21, 2025, Hon. Kayla D. McClusky, United States Magistrate Judge, appointed Lowey Dannenberg, P.C. as the Co-Lead counsel representing Plaintiffs and a proposed class in the consolidated action: In re Lumen Technologies, Inc. Stockholder Derivative...
Blog
Crypto Caveat Emptor: What Happens to Investors When a Cryptocurrency Exchange Goes Bankrupt?
Up until several years ago, cryptocurrencies were traded directly among counterparties. Cryptocurrencies as investments were initially viewed with skepticism by both Wall Street and Main Street as something only hard-core libertarians, criminal actors, or privacy evangelists utilized. With...





