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 Defeats Motion to Dismiss Northeast Radiology Data Breach Case
On January 28, 2021, Judge Vincent L. Briccetti of the U.S. District Court for the Southern District of New York granted-in-part and denied-in-part Northeast Radiology, P.C.’s and Alliance Healthcare Services, Inc.’s motion to dismiss claims arising out of a massive…
Blog
Delaware Supreme Court Issues a Win for Investors in Recent Decision
The Delaware Supreme Court ruled in favor of stockholders when affirming a Court of Chancery decision ordering the production of books and records in response to a Section 220 demand. Defendants in this case, AmerisourceBergen Corporation (“AmerisourceBergen” or “the Company”), challenged the…





