VANGUARD GROUP INC - 31 Dec 2025 SCHEDULE 13G/A Report for Altimmune Inc Common Stock (ALT)

Filing Manager: VANGUARD GROUP INC
Reporting Manager: The Vanguard Group
Security: Altimmune Inc Common Stock
Symbol: ALT
Shares outstanding: 104,413,190 shares
Disclosed Ownership: 9,491,159 shares
Ownership: 9.1%
Form type: SCHEDULE 13G/A
Filing time: 30 Jan 2026, 13:25:54 UTC
Date of event: 31 Dec 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
The Vanguard Group	9.1%	9,491,159	0	744,210	Ashley Grim	Head of Global Fund Administration