WEAVER GREGORY L

Director at Imunon, Inc. · on record since Mar 16, 2006
Senior Vice President and CFO at SIRNA THERAPEUTICS INC · on record since Feb 15, 2006
Former EVP, CFO, & Director at ATOSSA THERAPEUTICS, INC. · on record since Jun 20, 2023
Director at SCOLR Pharma, Inc. · on record since Oct 10, 2007
Chief Financial Officer at PONIARD PHARMACEUTICALS, INC. · on record since Feb 19, 2009
Director at ATOSSA THERAPEUTICS, INC. · on record since Nov 22, 2013
Chief Financial Officer at Adhera Therapeutics, Inc. · on record since Jul 3, 2003
Chief Financial Officer at Atai Beckley N.V. · on record since Jun 24, 2021
Chief Financial Officer at Synvista Therapeutics, Inc. · on record since Apr 1, 2026
CFO at Imunon, Inc. · on record since Mar 21, 2013
Chief Financial Officer at Fibrocell Science, Inc. · on record since Aug 28, 2013
Director at Zyla Life Sciences · on record since Feb 7, 2014
CHIEF FINANCIAL OFFICER at Eloxx Pharmaceuticals, Inc. · on record since Jan 31, 2019
FORMER CHIEF FINANCIAL OFFICER at Eloxx Pharmaceuticals, Inc. · on record since Mar 16, 2020
Chief Financial Officer at Altimmune, Inc. · on record since Aug 3, 2026

Insider trading activity of WEAVER GREGORY L

Transactions on record: 116; since Sep 12, 2003

Open-market buys: 18; $506.5K

Open-market sells: 2; $639.3K

Companies traded: 12; last filing Aug 3, 2026

Figures computed from official regulatory filings — .

Companies where WEAVER GREGORY L has traded

Altimmune, Inc.4 tx · $4.2K · Oct 5, 2026
12 tx · $125.5K · Apr 1, 2026
26 tx · $1.4M · Jun 20, 2023
3 tx · $70K · Mar 4, 2022
13 tx · $55.2K · Mar 16, 2020
14 tx · $268.5K · Feb 4, 2019
3 tx · $35.1K · Jan 21, 2014
22 tx · $913.8K · Mar 21, 2013
7 tx · $502.3K · Feb 8, 2010
2 tx · Jun 6, 2008
6 tx · $75.9K · Jan 4, 2007
7 tx · $460.4K · May 27, 2005

Track record of WEAVER GREGORY L

Statistical track record

Free account

Open-market buys: 19

Last buy: Apr 1, 2026

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Transaction history of WEAVER GREGORY L

Co-insiders of WEAVER GREGORY L

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Altimmune, Inc.Listing on record	Oct 5, 2026	Other	-4,379	2.76 USD	$12.1K		SEC
Altimmune, Inc.Listing on record	Oct 5, 2026	Exercise	14,475	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Altimmune, Inc.Listing on record	Oct 5, 2026	ExerciseD (derivative)	-14,475	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Altimmune, Inc.Listing on record	Aug 3, 2026	Award	1,753	2.41 USD	$4.2K		SEC
Synvista Therapeutics, Inc.Listing unverified	Apr 1, 2026	Buy	10,000	3.15 USD	$31.5K	conv 57Cluster	SEC
Synvista Therapeutics, Inc.Listing unverified	Mar 9, 2026	Buy	5,000	3.54 USD	$17.7K	conv 51Cluster	SEC
Synvista Therapeutics, Inc.Listing unverified	Feb 27, 2026	AwardD (derivative)	259,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Feb 27, 2026	AwardD (derivative)	111,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Nov 12, 2025	Exercise	18,750	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Nov 12, 2025	ExerciseD (derivative)	-18,750	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Nov 12, 2025	Other	-5,672	4.28 USD	$24.3K		SEC
Synvista Therapeutics, Inc.Listing unverified	Oct 3, 2025	AwardD (derivative)	166,800	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Oct 3, 2025	AwardD (derivative)	57,900	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Mar 14, 2025	Buy	10,000	5.20 USD	$52K	conv 74First in 12mo	SEC
Synvista Therapeutics, Inc.Listing unverified	Nov 12, 2024	AwardD (derivative)	75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Nov 12, 2024	AwardD (derivative)	225,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jun 20, 2023	Buy	50,000	0.97 USD	$48.5K	conv 59First in 12mo	SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jun 5, 2023	AwardD (derivative)	2,600,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ATOSSA THERAPEUTICS, INC.Listing on record	May 5, 2023	AwardD (derivative)	125,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ATOSSA THERAPEUTICS, INC.Listing on record	May 16, 2022	AwardD (derivative)	50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Atai Beckley N.V.Listing on record	Mar 4, 2022	AwardD (derivative)	228,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jul 7, 2021	ExerciseD (derivative)	-45,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jul 7, 2021	Other	-57,084	6.40 USD	$365.3K	Unusual size	SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jul 7, 2021	Exercise	45,000	2.38 USD	$107.1K	Unusual size	SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jul 7, 2021	Exercise	45,000	2.52 USD	$113.4K	Unusual size	SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Altimmune, Inc.Listing on record	Oct 5, 2026	Other	-4,379	2.76 USD	$12.1K		SEC
Altimmune, Inc.Listing on record	Oct 5, 2026	Exercise	14,475	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Altimmune, Inc.Listing on record	Oct 5, 2026	ExerciseD (derivative)	-14,475	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Altimmune, Inc.Listing on record	Aug 3, 2026	Award	1,753	2.41 USD	$4.2K		SEC
Synvista Therapeutics, Inc.Listing unverified	Apr 1, 2026	Buy	10,000	3.15 USD	$31.5K	conv 57Cluster	SEC
Synvista Therapeutics, Inc.Listing unverified	Mar 9, 2026	Buy	5,000	3.54 USD	$17.7K	conv 51Cluster	SEC
Synvista Therapeutics, Inc.Listing unverified	Feb 27, 2026	AwardD (derivative)	259,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Feb 27, 2026	AwardD (derivative)	111,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Nov 12, 2025	Exercise	18,750	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Nov 12, 2025	ExerciseD (derivative)	-18,750	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Nov 12, 2025	Other	-5,672	4.28 USD	$24.3K		SEC
Synvista Therapeutics, Inc.Listing unverified	Oct 3, 2025	AwardD (derivative)	166,800	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Oct 3, 2025	AwardD (derivative)	57,900	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Mar 14, 2025	Buy	10,000	5.20 USD	$52K	conv 74First in 12mo	SEC
Synvista Therapeutics, Inc.Listing unverified	Nov 12, 2024	AwardD (derivative)	75,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Synvista Therapeutics, Inc.Listing unverified	Nov 12, 2024	AwardD (derivative)	225,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jun 20, 2023	Buy	50,000	0.97 USD	$48.5K	conv 59First in 12mo	SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jun 5, 2023	AwardD (derivative)	2,600,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ATOSSA THERAPEUTICS, INC.Listing on record	May 5, 2023	AwardD (derivative)	125,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ATOSSA THERAPEUTICS, INC.Listing on record	May 16, 2022	AwardD (derivative)	50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Atai Beckley N.V.Listing on record	Mar 4, 2022	AwardD (derivative)	228,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jul 7, 2021	ExerciseD (derivative)	-45,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jul 7, 2021	Other	-57,084	6.40 USD	$365.3K	Unusual size	SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jul 7, 2021	Exercise	45,000	2.38 USD	$107.1K	Unusual size	SEC
ATOSSA THERAPEUTICS, INC.Listing on record	Jul 7, 2021	Exercise	45,000	2.52 USD	$113.4K	Unusual size	SEC