MAIER PAUL V

Sr. V-P, CFO at LIGAND PHARMACEUTICALS INC · on record since Mar 14, 2006
Director at International Stem Cell CORP · on record since Jul 24, 2007
Director at PURE BIOSCIENCE, INC. · on record since Jan 24, 2008
Director at Talon Therapeutics, Inc. · on record since Mar 21, 2008
Chief Financial Officer at SEQUENOM INC · on record since Apr 21, 2010
Director at SEELOS THERAPEUTICS, INC. · on record since Jun 5, 2012
Director at MABVAX THERAPEUTICS HOLDINGS, INC. · on record since Jul 17, 2014
Director at FF EAI Robotics Ecosystem Inc. · on record since Jun 24, 2015
Director at Eton Pharmaceuticals, Inc. · on record since Nov 15, 2018
Director at Ambrx Biopharma Cayman, Inc. · on record since Jan 31, 2023

Insider trading activity of MAIER PAUL V

Transactions on record: 380; since Nov 21, 2003

Open-market buys: 23; $78.8K

Open-market sells: 123; $5.5M

Companies traded: 11; last filing Sep 17, 2026

Figures computed from official regulatory filings — .

Companies where MAIER PAUL V has traded

International Stem Cell CORP75 tx · $399.2K · Sep 17, 2026
Eton Pharmaceuticals, Inc.18 tx · $3.3M · Aug 31, 2026
Ambrx Biopharma, Inc.3 tx · Mar 7, 2024
Ambrx Biopharma Cayman, Inc.5 tx · Jun 9, 2023
FF EAI Robotics Ecosystem Inc.5 tx · Jan 17, 2020
MABVAX THERAPEUTICS HOLDINGS, INC.24 tx · $348.8K · Apr 4, 2018
11 tx · $10.9K · Jan 8, 2018
55 tx · $36K · Feb 12, 2014
16 tx · $5.3K · Jul 18, 2013
6 tx · $174.5K · Aug 2, 2012
162 tx · $4.3M · Nov 22, 2006

Track record of MAIER PAUL V

Statistical track record

Free account

Open-market buys: 23

Last buy: Nov 15, 2018

Win rates, median returns and the proven-insider analysis come with a free account.

Transaction history of MAIER PAUL V

Co-insiders of MAIER PAUL V

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
International Stem Cell CORPListing on record	Sep 17, 2026	OtherD (derivative)	-30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Sep 15, 2026	Sell	-32,802	0.32 USD	$10.5K		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	Sell	-36,387	58.64 USD	$2.1M	Unusual size	SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	Exercise	50,000	3.78 USD	$189K		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	Sell	-128	61.77 USD	$7.9K		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	ExerciseD (derivative)	-50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	Sell	-13,485	60.21 USD	$811.9K	Unusual size	SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	ExerciseD (derivative)	12,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	Exercise	12,500	7.31 USD	$91.4K		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 4, 2026	AwardD (derivative)	10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 23, 2026	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 23, 2026	AwardD (derivative)	182,584	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Eton Pharmaceuticals, Inc.Listing on record	Jan 14, 2026	AwardD (derivative)	12,196	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Eton Pharmaceuticals, Inc.Listing on record	Jan 14, 2026	AwardD (derivative)	7,757	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 20, 2025	AwardD (derivative)	532,786	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 20, 2025	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Eton Pharmaceuticals, Inc.Listing on record	Jan 6, 2025	AwardD (derivative)	25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 13, 2024	AwardD (derivative)	361,111	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 13, 2024	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Ambrx Biopharma, Inc.Listing unverified	Mar 7, 2024	OtherD (derivative)	-15,000	—	n/a (No price was disclosed in the filing)		SEC
Ambrx Biopharma, Inc.Listing unverified	Mar 7, 2024	OtherD (derivative)	-30,000	—	n/a (No price was disclosed in the filing)		SEC
Ambrx Biopharma, Inc.Listing unverified	Mar 7, 2024	OtherD (derivative)	-12,142	—	n/a (No price was disclosed in the filing)		SEC
Eton Pharmaceuticals, Inc.Listing on record	Feb 15, 2024	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 16, 2023	AwardD (derivative)	445,205	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 16, 2023	AwardD (derivative)	30,000	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
International Stem Cell CORPListing on record	Sep 17, 2026	OtherD (derivative)	-30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Sep 15, 2026	Sell	-32,802	0.32 USD	$10.5K		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	Sell	-36,387	58.64 USD	$2.1M	Unusual size	SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	Exercise	50,000	3.78 USD	$189K		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	Sell	-128	61.77 USD	$7.9K		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	ExerciseD (derivative)	-50,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	Sell	-13,485	60.21 USD	$811.9K	Unusual size	SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	ExerciseD (derivative)	12,500	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 31, 2026	Exercise	12,500	7.31 USD	$91.4K		SEC
Eton Pharmaceuticals, Inc.Listing on record	Aug 4, 2026	AwardD (derivative)	10,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 23, 2026	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 23, 2026	AwardD (derivative)	182,584	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Eton Pharmaceuticals, Inc.Listing on record	Jan 14, 2026	AwardD (derivative)	12,196	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Eton Pharmaceuticals, Inc.Listing on record	Jan 14, 2026	AwardD (derivative)	7,757	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 20, 2025	AwardD (derivative)	532,786	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 20, 2025	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Eton Pharmaceuticals, Inc.Listing on record	Jan 6, 2025	AwardD (derivative)	25,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 13, 2024	AwardD (derivative)	361,111	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 13, 2024	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Ambrx Biopharma, Inc.Listing unverified	Mar 7, 2024	OtherD (derivative)	-15,000	—	n/a (No price was disclosed in the filing)		SEC
Ambrx Biopharma, Inc.Listing unverified	Mar 7, 2024	OtherD (derivative)	-30,000	—	n/a (No price was disclosed in the filing)		SEC
Ambrx Biopharma, Inc.Listing unverified	Mar 7, 2024	OtherD (derivative)	-12,142	—	n/a (No price was disclosed in the filing)		SEC
Eton Pharmaceuticals, Inc.Listing on record	Feb 15, 2024	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 16, 2023	AwardD (derivative)	445,205	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
International Stem Cell CORPListing on record	Jun 16, 2023	AwardD (derivative)	30,000	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC