NEW YORK, Aug. 26, 2025 /PRNewswire/ -- Levi & Korsinsky, LLP notifies investors in Altimmune, Inc. ("Altimmune" or the "Company") (NASDAQ: ALT) of a class action securities lawsuit.CLASS DEFINITION: The lawsuit seeks to recover losses on behalf of Altimmune investors who were adversely affected by alleged securities fraud between August 10, 2023 and June 25, 2025. Follow the link below to get more information and be contacted by a member of our team:https://zlk.com/pslra-1/altimmune-inc-lawsuit-submission- ...

GAITHERSBURG, Md., Aug. 26, 2025 (GLOBE NEWSWIRE) -- Altimmune, Inc. (Nasdaq: ALT), a late clinical-stage biopharmaceutical company developing peptide-based therapeutics for liver and cardiometabolic diseases, today announced that management will participate and be available for one-on-one meetings at the following investor conferences: Wells Fargo Healthcare Conference in Boston, MA Friday, September 5, 2025 One-on-one meetings only H.C. Wainwright Global Investment Conference in New York, NY Tuesday, Sept ...

Core Viewpoint - A class action securities lawsuit has been filed against Altimmune, Inc. due to alleged securities fraud affecting investors between August 10, 2023, and June 25, 2025 [1] Group 1: Lawsuit Details - The lawsuit follows a press release from Altimmune on June 26, 2025, announcing disappointing results from the IMPACT Phase 2b MASH trial of Pemvidutide, where the company failed to achieve statistical significance in the primary endpoint of fibrosis reduction [2] - The stock price of Altimmune plummeted by 53.2%, from $7.71 per share on June 25, 2025, to $3.61 per share on June 26, 2025, following the announcement of the trial results [2] Group 2: Next Steps for Investors - Investors who suffered losses during the specified timeframe have until October 6, 2025, to request appointment as lead plaintiff, although participation in any recovery does not require serving as lead plaintiff [3] - Class members may be entitled to compensation without any out-of-pocket costs or fees [3] Group 3: Firm Background - Levi & Korsinsky has a history of securing hundreds of millions of dollars for shareholders and is recognized as one of the top securities litigation firms in the United States, with over 70 employees dedicated to serving clients [4]

NEW YORK, Aug. 22, 2025 /PRNewswire/ -- Levi & Korsinsky, LLP notifies investors in Altimmune, Inc. ("Altimmune" or the "Company") (NASDAQ: ALT) of a class action securities lawsuit.CLASS DEFINITION: The lawsuit seeks to recover losses on behalf of Altimmune investors who were adversely affected by alleged securities fraud between August 10, 2023 and June 25, 2025. Follow the link below to get more information and be contacted by a member of our team:https://zlk.com/pslra-1/altimmune-inc-lawsuit-submission- ...

NEW YORK, Aug. 21, 2025 (GLOBE NEWSWIRE) -- Pomerantz LLP announces that a class action lawsuit has been filed against Altimmune, Inc. (“Altimmune” or the “Company”) (NASDAQ: ALT). Such investors are advised to contact Danielle Peyton at newaction@pomlaw.com or 646-581-9980, (or 888.4-POMLAW), toll-free, Ext. 7980. Those who inquire by e-mail are encouraged to include their mailing address, telephone number, and the number of shares purchased. The class action concerns whether Altimmune and certain of its o ...

Core Viewpoint - A class action lawsuit has been filed against Altimmune Inc. by Berger Montague on behalf of investors who acquired the company's securities during the specified class period from August 10, 2023, to June 25, 2025 [1][2]. Company Overview - Altimmune Inc. is a clinical-stage biopharmaceutical company based in Gaithersburg, Maryland, focusing on therapeutics for obesity and liver disease, including MASH (metabolic dysfunction-associated steatohepatitis) [2]. Legal Action Details - Investors who purchased Altimmune securities during the class period have until October 6, 2025, to seek appointment as lead plaintiff representatives [2]. - The lawsuit follows a press release from Altimmune on June 26, 2025, announcing disappointing results from its IMPACT Phase 2b trial of Pemvidutide for MASH treatment, where the primary endpoint of fibrosis reduction did not achieve statistical significance [3]. Stock Price Impact - Following the announcement of the trial results, Altimmune's stock price plummeted by 53.2% in one day, dropping from a closing price of $7.71 on June 25, 2025, to $3.61 on June 26, 2025 [4].

Group 1 - A class action has been filed on behalf of investors who purchased Altimmune, Inc. securities between August 10, 2023, and June 25, 2025 [1] - Altimmune is a clinical stage biopharmaceutical company focused on developing treatments for obesity, metabolic, and liver diseases [1] - The complaint alleges that Altimmune misled investors regarding the viability of its IMPACT Phase 2b MASH trial, which failed to achieve statistical significance due to a higher-than-expected placebo response [2] Group 2 - Following the announcement of the trial results on June 26, 2025, Altimmune's stock price fell from $7.71 to $3.61, a decline of over 53% in one day [2] - Shareholders interested in serving as lead plaintiff must submit their papers by October 6, 2025, and do not need to participate in the case to be eligible for recovery [3] - Robbins LLP has been dedicated to helping shareholders recover losses and improve corporate governance since 2002 [4]

NEW YORK, Aug. 19, 2025 (GLOBE NEWSWIRE) -- Levi & Korsinsky, LLP notifies investors in Altimmune, Inc. ("Altimmune" or the "Company") (NASDAQ: ALT) of a class action securities lawsuit. CLASS DEFINITION: The lawsuit seeks to recover losses on behalf of Altimmune investors who were adversely affected by alleged securities fraud between August 10, 2023 and June 25, 2025. Follow the link below to get more information and be contacted by a member of our team: https://zlk.com/pslra-1/altimmune-inc-lawsuit-submi ...

Pemvidutide is the only drug currently granted Fast Track Designation in AUD RECLAIM, a Phase 2 trial of pemvidutide in AUD, is currently enrolling GAITHERSBURG, Md., Aug. 19, 2025 (GLOBE NEWSWIRE) -- Altimmune, Inc. (Nasdaq: ALT), a late clinical-stage biopharmaceutical company developing peptide-based therapeutics for liver and cardiometabolic diseases, today announced that the U.S. Food and Drug Administration (FDA) has granted Fast Track designation to pemvidutide for the treatment of Alcohol Use Disord ...

NEW YORK, Aug. 18, 2025 /PRNewswire/ -- The Gross Law Firm issues the following notice to shareholders of Altimmune, Inc. (NASDAQ: ALT).Shareholders who purchased shares of ALT during the class period listed are encouraged to contact the firm regarding possible lead plaintiff appointment. Appointment as lead plaintiff is not required to partake in any recovery.CONTACT US HERE:https://securitiesclasslaw.com/securities/altimmune-inc-loss-submission-form-2/?id=161654&from=4CLASS PERIOD: August 10, 2023 to June ...