Altimmune, Inc. Sued for Securities Law Violations - Investors Should Contact The Gross Law Firm Before October 6, 2025 to Discuss Your Rights - ALT

NEW YORK, Sept. 15, 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...