Trade Summary

1 week ago, Gill John, serving as Dir at Altimmune, Inc. (ALT), purchased 12,500 shares at $4.10 per share, for a total transaction value of $51,250.00. Following this transaction, Gill John now holds 12,500 shares of ALT.

The trade was executed on Tuesday, December 23, 2025 and publicly disclosed via SEC Form 4 filing on Tuesday, December 23, 2025, meaning the disclosure happened on the same day as the trade.

Altimmune, Inc. operates in the HEALTHCARE sector, specifically within the BIOTECHNOLOGY industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.