Insider Trading & Ownership of Gregory Weaver

Location: San Francisco, CA
Summary: The estimated net worth of Gregory Weaver is at least $98.8K dollars as of November 12, 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 $36.00.
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	$98.8K	+$52K	+111%	Nov 11, 2025
ATOS	ATOSSA THERAPEUTICS, INC.	Former EVP, CFO, & Director, Director	$36.00			Nov 15, 2023
ATAI	ATAI Life Sciences N.V.	Chief Financial Officer				Mar 2, 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.