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

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. […]

Adobe Class Action
Data Breach and Privacy, Existing Cases
On April 3, 2025, Lowey filed a data privacy class action against Adobe, Inc. alleging it used consumers’ personally identifiable information and online activity to create user profiles without obtaining user consent. The action alleges Adobe used this information to facilitate targeting advertising on behalf of its clients.
News
Lowey Dannenberg’s Christian Levis Appointed Interim Co-Lead Class Counsel in NCB Data Breach Litigation
On June 5, 2023, Judge Kai N. Scott appointed Christian Levis of Lowey Dannenberg, P.C. as one of three Interim Co-Lead Class Counsel representing a proposed class of plaintiffs in In Re NCB Management Services, Inc. Data Breach Litigation, No. 23-cv-1236 (E.D. Pa.)….
Blog
What are Securities Class Action About?
A securities class action is a lawsuit filed by investors who bought or sold a company’s publicly traded securities within a specific period of time. Investors then suffered an economic loss as a violation of securities laws. Instead of each shareholder bringing an individual action, one or more…





