Paul Maier V.

Companies

• Eton Pharmaceuticals, Inc.Board member Nov 13, 2018 to now¹
• International Stem Cell CORPBoard member Jul 24, 2007 to now²
• Ambrx Biopharma, Inc.Board member Mar 7, 2024 to Mar 7, 2024³
• Ambrx Biopharma Cayman, Inc.Board member Jan 3, 2023 to Jun 9, 2023⁴
• FF EAI Robotics Ecosystem Inc.Board member Jun 24, 2015 to Jan 17, 2020⁵
• Apricus BiosciencesBoard member Jun 5, 2012 to Jan 8, 2018⁶
• SequenomChief financial officer Nov 10, 2009 to Feb 12, 2014⁷
• PURE BIOSCIENCE, INC.Board member Jan 24, 2008 to Aug 2, 2012⁸
• LIGAND PHARMACEUTICALS INCChief financial officer Mar 14, 2006 to Nov 22, 2006⁹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• EPEton Pharmaceuticals, Inc. ETON72,245 shares¹⁰$3.6M at $49.62Aug 28, 2026
• ISInternational Stem Cell CORP ISCO0 shares¹¹Sep 11, 2026
• ABAmbrx Biopharma Cayman, Inc.85,000 shares¹²Jun 7, 2023

As of each latest filing. The line shows shares held over time.

Recent filings

• Sep 11, 2026Sold 32,802 shares at $0.32 of International Stem Cell CORP¹¹
• Aug 28, 2026Exercised options 12,500 shares at $7.31 of Eton Pharmaceuticals, Inc.¹⁰
• Aug 28, 2026Sold 128 shares at $61.77 of Eton Pharmaceuticals, Inc.¹⁰
• Aug 28, 2026Sold 128 shares at $61.77 of Eton Pharmaceuticals, Inc.¹³
• Aug 28, 2026Sold 13,485 shares at $60.21 of Eton Pharmaceuticals, Inc.¹⁰
• Aug 28, 2026Sold 13,485 shares at $60.21 of Eton Pharmaceuticals, Inc.¹³
• Aug 28, 2026Sold 36,387 shares at $58.64 of Eton Pharmaceuticals, Inc.¹⁰
• Aug 28, 2026Sold 36,387 shares at $58.64 of Eton Pharmaceuticals, Inc.¹³
• Aug 28, 2026Exercised options 50,000 shares at $3.78 of Eton Pharmaceuticals, Inc.¹⁰
• Aug 28, 2026Exercised options 50,000 shares at $3.78 of Eton Pharmaceuticals, Inc.¹³
• Jun 7, 2023Granted 85,000 shares of Ambrx Biopharma Cayman, Inc.¹²