Charles Theuer

Companies

• 4D Molecular Therapeutics, Inc.Board member Dec 10, 2020 to now¹
• Oncternal Therapeutics, Inc.Board member Jun 11, 2019 to Jun 24, 2024²
• Tracon Pharmaceuticals, Inc.Board member Jan 29, 2015 to Mar 13, 2024³
• Tracon Pharmaceuticals, Inc.Chief executive officer Jan 29, 2015 to Mar 13, 2024³
• Tracon Pharmaceuticals, Inc.President Jan 29, 2015 to Mar 13, 2024³

Holdings

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

Shares held

• 4D Molecular Therapeutics, Inc. FDMT41,684 shares⁴$518.1K at $12.43Dec 12, 2025
• TPTracon Pharmaceuticals, Inc.406,417 shares⁵Oct 20, 2023

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

Recent filings

• Dec 12, 2025Exercised options 9,333 shares at $1.14 of 4D Molecular Therapeutics, Inc.⁴
• Oct 20, 2023Granted 3,500 shares at $0.13 of Tracon Pharmaceuticals, Inc.⁵
• Apr 27, 2023Bought 47,000 shares at $0.75 of Tracon Pharmaceuticals, Inc.⁶
• Apr 26, 2023Bought 3,999 shares at $0.66 of Tracon Pharmaceuticals, Inc.⁶
• Apr 20, 2023Granted 3,500 shares at $0.14 of Tracon Pharmaceuticals, Inc.⁵
• Mar 1, 2023Bought 4,800 shares at $1.52 of Tracon Pharmaceuticals, Inc.⁷
• Feb 28, 2023Bought 200 shares at $1.52 of Tracon Pharmaceuticals, Inc.⁷
• Jan 18, 2023Bought 6,800 shares at $1.62 of Tracon Pharmaceuticals, Inc.⁸
• Dec 14, 2022Bought 23,000 shares at $1.29 of Tracon Pharmaceuticals, Inc.⁹
• Nov 18, 2022Bought 13,900 shares at $1.41 of Tracon Pharmaceuticals, Inc.¹⁰
• Nov 3, 2022Bought 9,200 shares at $1.52 of Tracon Pharmaceuticals, Inc.¹¹
• Nov 2, 2022Bought 6,000 shares at $1.59 of Tracon Pharmaceuticals, Inc.¹²
• Oct 7, 2022Bought 5,000 shares at $1.77 of Tracon Pharmaceuticals, Inc.¹³
• Oct 3, 2022Bought 5,000 shares at $1.67 of Tracon Pharmaceuticals, Inc.¹⁴
• Sep 22, 2022Bought 5,000 shares at $1.76 of Tracon Pharmaceuticals, Inc.¹⁵
• Jul 22, 2022Bought 4,500 shares at $1.85 of Tracon Pharmaceuticals, Inc.¹⁶
• Jul 13, 2022Bought 3,000 shares at $1.84 of Tracon Pharmaceuticals, Inc.¹⁷
• Jul 12, 2022Bought 3,000 shares at $1.87 of Tracon Pharmaceuticals, Inc.¹⁷
• May 9, 2022Bought 10,000 shares at $1.85 of Tracon Pharmaceuticals, Inc.¹⁸
• May 6, 2022Bought 2,500 shares at $1.97 of Tracon Pharmaceuticals, Inc.¹⁹
• Apr 29, 2022Bought 5,000 shares at $1.97 of Tracon Pharmaceuticals, Inc.²⁰
• Apr 21, 2022Bought 4,500 shares at $2.30 of Tracon Pharmaceuticals, Inc.²¹
• Apr 8, 2022Bought 2,000 shares at $2.50 of Tracon Pharmaceuticals, Inc.²²
• Mar 30, 2022Bought 4,000 shares at $2.70 of Tracon Pharmaceuticals, Inc.²³
• Mar 21, 2022Bought 1,200 shares at $2.45 of Tracon Pharmaceuticals, Inc.²⁴