Newsfile·2025-11-09 02:35Core Points - Rosen Law Firm is reminding investors of Lantheus Holdings, Inc. about the November 10, 2025 deadline to join a securities class action lawsuit related to the company's stock performance during the Class Period from February 26, 2025, to August 5, 2025 [1][2]. Group 1: Class Action Details - Investors who purchased Lantheus securities during the Class Period may be entitled to compensation without any out-of-pocket fees through a contingency fee arrangement [2]. - A class action lawsuit has already been filed, and interested parties must move the Court to serve as lead plaintiff by November 10, 2025 [3]. - The lawsuit alleges that Lantheus provided misleading statements about its product Pylarify, failing to disclose critical information regarding its competitive position and pricing strategy [5]. Group 2: Legal Representation - Investors are encouraged to select qualified legal counsel with a proven track record in securities class actions, as many firms may lack the necessary experience and resources [4]. - Rosen Law Firm has a history of successful settlements in securities class actions, including a notable settlement against a Chinese company and has recovered hundreds of millions for investors [4]. Group 3: Case Background - The lawsuit claims that Lantheus made overwhelmingly positive statements while concealing material adverse facts about Pylarify's market position, which led to investor damages when the truth was revealed [5].