Christophe Arbet-Engels - 01 Oct 2025 Form 3 Insider Report for Altimmune, Inc. (ALT)

Signature
/s/ Gregory Weaver, as Attorney-in-Fact
Issuer symbol
ALT
Transactions as of
01 Oct 2025
Net transactions value
$0
Form type
3
Filing time
03 Oct 2025, 16:21:37 UTC
Previous filing
14 Feb 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Arbet-Engels Christophe Chief Medical Officer C/O ALTIMMUNE, INC., 910 CLOPPER ROAD, SUITE 201S, GAITHERSBURG /s/ Gregory Weaver, as Attorney-in-Fact 03 Oct 2025 0001802615

No securities are beneficially owned.

Remarks:

Exhibit 24 - Power of Attorney