Altimmune to Participate at Two Upcoming Investor Conferences

Altimmune, Inc. (Nasdaq: ALT), a clinical-stage biopharmaceutical company, today announced that members of the Company’s management team will participate and be available for 1x1 meetings at the following investor conferences:

• Jefferies Global Healthcare Conference (New York, NY)Wednesday, June 5, 2024Fireside Chat at 2:00 p.m. Eastern Time
• Goldman Sachs Global Healthcare Conference (Miami Beach, FL)Wednesday, June 12, 2024Fireside Chat at 9:20 a.m. Eastern Time

The sessions will be webcast and can be accessed by visiting the Events section of the Altimmune website.

About AltimmuneAltimmune is a clinical-stage biopharmaceutical company focused on developing innovative next-generation peptide-based therapeutics. The Company is developing pemvidutide, a GLP-1/glucagon dual receptor agonist for the treatment of obesity and MASH. For more information, please visit www.altimmune.com.

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Company Contact:Richard Eisenstadt                                                        Chief Financial Officer                                                 Phone: [phone]                                                        [e-mail]

Investor Contact:Lee RothBurns McClellanPhone: [e-mail] Julia WeilmanBurns McClellanPhone: [e-mail]

Media Contact:Danielle CanteyInizio Evoke CommsPhone: [e-mail]