Alton Gregg H

Director at Sonoma Pharmaceuticals, Inc. · on record since Jan 28, 2008
Director at CORCEPT THERAPEUTICS INC · on record since May 26, 2026
Director at Eiger BioPharmaceuticals, Inc. · on record since Jan 30, 2014
Director at Lunai Bioworks Inc. · on record since Jan 10, 2020
Director at NOVAVAX INC · on record since Nov 3, 2020
SVP, General Counsel at GILEAD SCIENCES, INC. · on record since Jul 29, 2005

Insider trading activity of Alton Gregg H

Transactions on record: 1,035; since Jul 29, 2005

Open-market buys: 0

Open-market sells: 522; $185.4M

Companies traded: 6; last filing Jun 23, 2026

Figures computed from official regulatory filings — .

Companies where Alton Gregg H has traded

NOVAVAX INC27 tx · $497.1K · Jun 23, 2026
CORCEPT THERAPEUTICS INC8 tx · May 26, 2026
Lunai Bioworks Inc.6 tx · Jun 27, 2024
GILEAD SCIENCES, INC.983 tx · $251.9M · Mar 5, 2019
Eiger BioPharmaceuticals, Inc.2 tx · Jun 5, 2015
Sonoma Pharmaceuticals, Inc.9 tx · $283K · Oct 2, 2012

Track record of Alton Gregg H

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Alton Gregg H

Co-insiders of Alton Gregg H

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
NOVAVAX INCListing on record	Jun 23, 2026	Exercise	18,880	—	n/a (No price was disclosed in the filing)		SEC
NOVAVAX INCListing on record	Jun 23, 2026	AwardD (derivative)	21,270	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 23, 2026	AwardD (derivative)	14,180	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 23, 2026	ExerciseD (derivative)	-18,880	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CORCEPT THERAPEUTICS INCListing on record	May 26, 2026	AwardD (derivative)	12,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 24, 2025	AwardD (derivative)	18,884	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 24, 2025	AwardD (derivative)	28,326	6.42 USD	$181.9K	Unusual size	SEC
NOVAVAX INCListing on record	Jun 16, 2025	Exercise	10,420	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 16, 2025	ExerciseD (derivative)	-10,420	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CORCEPT THERAPEUTICS INCListing on record	Jun 12, 2025	AwardD (derivative)	15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Feb 5, 2025	Award	1,982	8.61 USD	$17.1K		SEC
NOVAVAX INCListing on record	Feb 5, 2025	Award	1,202	13.93 USD	$16.7K		SEC
NOVAVAX INCListing on record	Feb 5, 2025	Award	3,420	4.90 USD	$16.8K	Unusual size	SEC
NOVAVAX INCListing on record	Feb 5, 2025	Award	1,311	12.77 USD	$16.7K		SEC
Lunai Bioworks Inc.Listing unverified	Jun 27, 2024	AwardD (derivative)	48,137	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 14, 2024	AwardD (derivative)	10,420	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 14, 2024	Exercise	6,670	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 14, 2024	ExerciseD (derivative)	-6,670	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 14, 2024	AwardD (derivative)	15,630	15.86 USD	$247.9K	Unusual size	SEC
CORCEPT THERAPEUTICS INCListing on record	May 21, 2024	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Lunai Bioworks Inc.Listing unverified	Feb 2, 2024	AwardD (derivative)	23,810	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 13, 2023	Exercise	3,100	—	n/a (No price was disclosed in the filing)		SEC
NOVAVAX INCListing on record	Jun 13, 2023	AwardD (derivative)	6,670	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 13, 2023	AwardD (derivative)	7,710	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 13, 2023	ExerciseD (derivative)	-3,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
NOVAVAX INCListing on record	Jun 23, 2026	Exercise	18,880	—	n/a (No price was disclosed in the filing)		SEC
NOVAVAX INCListing on record	Jun 23, 2026	AwardD (derivative)	21,270	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 23, 2026	AwardD (derivative)	14,180	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 23, 2026	ExerciseD (derivative)	-18,880	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CORCEPT THERAPEUTICS INCListing on record	May 26, 2026	AwardD (derivative)	12,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 24, 2025	AwardD (derivative)	18,884	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 24, 2025	AwardD (derivative)	28,326	6.42 USD	$181.9K	Unusual size	SEC
NOVAVAX INCListing on record	Jun 16, 2025	Exercise	10,420	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 16, 2025	ExerciseD (derivative)	-10,420	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
CORCEPT THERAPEUTICS INCListing on record	Jun 12, 2025	AwardD (derivative)	15,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Feb 5, 2025	Award	1,982	8.61 USD	$17.1K		SEC
NOVAVAX INCListing on record	Feb 5, 2025	Award	1,202	13.93 USD	$16.7K		SEC
NOVAVAX INCListing on record	Feb 5, 2025	Award	3,420	4.90 USD	$16.8K	Unusual size	SEC
NOVAVAX INCListing on record	Feb 5, 2025	Award	1,311	12.77 USD	$16.7K		SEC
Lunai Bioworks Inc.Listing unverified	Jun 27, 2024	AwardD (derivative)	48,137	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 14, 2024	AwardD (derivative)	10,420	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 14, 2024	Exercise	6,670	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 14, 2024	ExerciseD (derivative)	-6,670	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 14, 2024	AwardD (derivative)	15,630	15.86 USD	$247.9K	Unusual size	SEC
CORCEPT THERAPEUTICS INCListing on record	May 21, 2024	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Lunai Bioworks Inc.Listing unverified	Feb 2, 2024	AwardD (derivative)	23,810	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 13, 2023	Exercise	3,100	—	n/a (No price was disclosed in the filing)		SEC
NOVAVAX INCListing on record	Jun 13, 2023	AwardD (derivative)	6,670	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 13, 2023	AwardD (derivative)	7,710	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NOVAVAX INCListing on record	Jun 13, 2023	ExerciseD (derivative)	-3,100	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC