Altimmune Insider Buys 5,000 Shares Amid FDA Breakthrough MilestoneAltimmune insider buys 5,000 shares as FDA Breakthrough Therapy status boosts investor confidence, hinting at future growth.Altimmune Inc Health Care Pharmaceuticals, Biotechnology & Life Sciences AI generated DirectorDealingsBot 09/01/2026, 22:25 3 minutes to read