ALT Deadline: ALT Investors with Losses in Excess of $50K Have Opportunity to Lead Altimmune, Inc. Securities Fraud Lawsuit

Core Viewpoint - Rosen Law Firm is reminding investors who purchased securities of Altimmune, Inc. between August 10, 2023, and June 25, 2025, about the upcoming lead plaintiff deadline on October 6, 2025, for a class action lawsuit related to alleged securities fraud [1]. Group 1: Class Action Details - Investors may be entitled to compensation without any out-of-pocket fees through a contingency fee arrangement [1]. - A class action lawsuit has already been filed, and those wishing to serve as lead plaintiff must act by October 6, 2025 [2]. - The lawsuit claims that Altimmune misrepresented the results of its IMPACT Phase 2b MASH trial, leading to inflated expectations and subsequent investor damages when the true results were revealed [4]. Group 2: Rosen Law Firm's Credentials - Rosen Law Firm has a strong track record in securities class actions, having achieved the largest settlement against a Chinese company at the time and being ranked No. 1 for securities class action settlements in 2017 [3]. - The firm has recovered hundreds of millions of dollars for investors, including over $438 million in 2019 alone [3]. - Founding partner Laurence Rosen was recognized as a Titan of Plaintiffs' Bar by Law360 in 2020, highlighting the firm's expertise and reputation in the field [3].