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 Appointed Interim Co-lead Counsel in Containerboard Case
Key Takeaways: Lowey was appointed Co-Lead Class Counsel in Artuso Pastry Foods Corp. v. Packaging Corporation of America, et al. 1:25-cv-08856 (N.D. Ill.). Plaintiffs allege that the Defendants, large packaging manufacturers, colluded to raise prices on...
Blog
23andMe Sold You Health Insights and Ancestry-Tracing—Why Deleting Your Data is Not Enough
23andMe filed for bankruptcy after a major data breach. Learn what happens to your DNA data and what legal protections may apply. 23andMe was once all the rage. Everyone wanted to uncover their genetic makeup, health predispositions, and family history. It was a popular and “unique” gift that...