Insider Trading & Ownership of Gregory Weaver

Location: Gaithersburg, MD
Summary: The estimated net worth of Gregory Weaver is at least $98,809 dollars as of 12 Nov 2025. Gregory Weaver is the Chief Financial Officer of Altimmune, Inc. and owns shares of Altimmune, Inc. (ALT) stock worth about $98.8K. Gregory Weaver is the Former EVP, CFO, & Director, Director of ATOSSA THERAPEUTICS, INC. and owns shares of ATOSSA THERAPEUTICS, INC. (ATOS) stock worth about $36.
Signature: /s/ Gregory Weaver
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Ownership of Gregory Weaver

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
ALT	Altimmune, Inc.	Chief Financial Officer	$98,773	+$51,996	+111%	11 Nov 2025
ATOS	ATOSSA THERAPEUTICS, INC.	Former EVP, CFO, & Director, Director	$36			15 Nov 2023
ATAI	ATAI Life Sciences N.V.	Chief Financial Officer				02 Mar 2022

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

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