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

NEW YORK, Oct. 2, 2025 /PRNewswire/ -- Rosen Law Firm, a global investor rights law firm, reminds purchasers of securities of Altimmune, Inc. (NASDAQ: ALT) between August 10, 2023 and June 25, 2025, both dates inclusive (the "Class Period"), of the important October 6, 2025 lead plaintiff deadline.

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