Caitlin G. Coslett

Biography

Caitlin G. Coslett is a Shareholder and Co-Chair of Berger Montague’s Antitrust Department. Ms. Coslett concentrates her practice on complex litigation, including antitrust and mass tort litigation, and specializes in, among other things, economic experts and class certification issues. She also serves as the Work Assignment Coordinator.

Ms. Coslett represents classes of direct purchasers of pharmaceutical drugs who allege that drug manufacturers have violated federal antitrust law by wrongfully keeping less-expensive generic drugs off the market and/or by wrongfully impeding generic competition. Her work on antitrust cases challenging conduct that impaired generic pharmaceutical competition has contributed to significant settlements totaling hundreds of millions of dollars, including In re Suboxone (Buprenorphine Hydrochloride and Naloxone) Antitrust Litigation ($385 million settlement), In re Generic Pharmaceuticals Pricing Antitrust Litigation (partial settlements totaling $385 million so far), In re Lidoderm Antitrust Litigation ($166 million in settlements), In re Lipitor Antitrust Litigation ($93 million settlement), In re Intuniv Antitrust Litigation ($78 million in settlements), In re Opana ER Antitrust Litigation ($145 million settlement), In re Novartis and Par Antitrust Litigation ($126 million), In re Solodyn (Minocycline Hydrochloride) Antitrust Litigation ($76.8 million in settlements), In re Skelaxin (Metaxalone) Antitrust Litigation ($73 million), In re Effexor XR Antitrust Litigation ($39 million settlement).

Ms. Coslett’s experience litigating antitrust class actions also includes In re Cathode Ray Tube (CRT) Antitrust Litigation, In re Domestic Drywall Antitrust Litigation, In re Payment Card Interchange Fee and Merchant Discount Antitrust Litigation, In re Steel Antitrust Litigation, and In re Urethane [Polyether Polyols] Antitrust Litigation.

Ms. Coslett also played a significant post-trial role in Cook v. Rockwell International Corporation, a mass tort class action brought on behalf of thousands of property owners near the Rocky Flats nuclear plant in Colorado. The case settled for $375 million following a successful appeal to the Tenth Circuit.  In ruling for the plaintiffs on appeal, then-Judge Neil Gorsuch (now Supreme Court Justice) praised Class Counsel’s successful “judicial jiu-jitsu” in litigating the case through the second appeal.

Ms. Coslett won an award for Outstanding Antitrust Litigation Achievement in Private Law Practice from the American Antitrust Institute in 2024 and was honored for “Outstanding Antitrust Litigation Achievement by a Young Lawyer” by the American Antitrust Institute in 2018 for her work in In re Lidoderm Antitrust Litigation. Ms. Coslett was also named a “Next Generation Lawyer” by The Legal 500 United States 2019 in the Civil Litigation/Class Actions: Plaintiff category and was selected as a Rising Star by Super Lawyers every year from 2014-2021. She has served as pro bono counsel for clients referred by the AIDS Law Project of Pennsylvania and Philly VIP, is a member of the Board of Directors for Community Legal Services, and is a member of the National LGBT Bar Association.

Ms. Coslett graduated magna cum laude from Haverford College with a B.S. in mathematics and economics and graduated cum laude from New York University School of Law. At NYU Law, Ms. Coslett was a Lederman/Milbank Fellow in Law and Economics and an articles selection editor for the NYU Review of Law and Social Change. Prior to law school, she was an economics research assistant at the Federal Reserve Board in Washington, D.C. Ms. Coslett was formerly a nationally ranked chess player and a member of several national championship scholastic teams, and she currently runs chess tournaments for a Philadelphia non-profit organization.