M. Scot Roberts - 31 Jul 2024 Form 4 Insider Report for Altimmune, Inc. (ALT)

Role: Chief Scientific Officer
Signature: /s/ Andrew Shutterly as Attorney-in-Fact
Issuer symbol: ALT
Transactions as of: 31 Jul 2024
Net transactions value: +$3,516
Form type: 4
Filing time: 01 Aug 2024, 17:45:46 UTC
Previous filing: 05 Feb 2024
Next filing: 28 Jan 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ALT	Common Stock, par value $0.0001	Award	$3,516	+650	+1.5%	$5.41	43,310	31 Jul 2024	Direct	F1, F2
holding	ALT	Common Stock, par value $0.0001						15	31 Jul 2024	Shares held by spouse of Reporting Person

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	These shares were purchased due to participation by the reporting individual in the Issuer's 2019 Employee Stock Purchase Plan ("ESPP"). It pertains to the ESPP purchase period from February 1, 2024 through July 31, 2024.
F2	In accordance with the ESPP, these shares were purchased based on 85% of the closing price of the issuer's common stock on July 31, 2024.

Remarks:

Exhibit 24 - Power of Attorney.