David J. Matlin

Companies

• Clene Inc.Board member Jan 4, 2021 to now¹
• TriSalus Life Sciences, Inc.Board member Dec 17, 2020 to now²
• U.S. WELL SERVICES HOLDINGS, LLCBoard member Mar 9, 2017 to Mar 4, 2022³
• Flagstar BankBoard member Feb 4, 2009 to Jan 21, 2021⁴
• TriSalus Life Sciences, Inc.Chief financial officer Dec 17, 2020 to Dec 28, 2020²
• U.S. WELL SERVICES HOLDINGS, LLCChief executive officer Mar 9, 2017 to Mar 9, 2017³
• Huntsman CorporationBoard member Aug 8, 2007 to Aug 8, 2007⁵

Holdings

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

Shares held

• TLTriSalus Life Sciences, Inc. TLSI1,323,210 shares⁶$5.1M at $3.88May 14, 2026
• CClene Inc. CLNN919,775 shares⁷$2.9M at $3.10Sep 18, 2026

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

Recent filings

• Sep 16, 2026Granted 434,451 shares at $3.28 of Clene Inc.⁷
• May 14, 2026Granted 23,065 shares of TriSalus Life Sciences, Inc.⁶
• May 14, 2026Granted 28,201 shares of TriSalus Life Sciences, Inc.⁶
• Jan 13, 2026Bought 33,333 shares at $6.50 of Clene Inc.⁸
• Jul 31, 2025Converted 330,000 shares of TriSalus Life Sciences, Inc.⁹
• Jan 2, 2025Granted 10,040 shares of TriSalus Life Sciences, Inc.¹⁰
• Sep 30, 2024Bought 92,307 shares at $4.75 of Clene Inc.¹¹
• Nov 10, 2023Bought 250,002 shares at $0.41 of Clene Inc.¹²
• Aug 10, 2023Other 931,904 shares of TriSalus Life Sciences, Inc.¹³
• Jun 16, 2023Bought 1,500,000 shares at $0.80 of Clene Inc.¹⁴
• Nov 2, 2022Bought 2,871,287 shares at $1.01 of Clene Inc.¹⁵
• Jun 17, 2022Bought 74,610 shares at $2.51 of Clene Inc.¹⁶
• Jun 16, 2022Bought 75,000 shares at $2.50 of Clene Inc.¹⁶
• Jun 15, 2022Bought 45,000 shares at $2.66 of Clene Inc.¹⁷
• Jun 14, 2022Bought 51,011 shares at $2.66 of Clene Inc.¹⁷
• Jun 13, 2022Bought 55,000 shares at $3.06 of Clene Inc.¹⁸
• Jun 6, 2022Bought 50,670 shares at $2.57 of Clene Inc.¹⁹
• Jun 3, 2022Bought 10,000 shares at $2.46 of Clene Inc.¹⁹
• May 27, 2022Bought 35,000 shares at $2.27 of Clene Inc.²⁰
• May 16, 2022Bought 181,818 shares at $2.20 of Clene Inc.²¹
• Apr 20, 2022Bought 132,891 shares at $3.01 of Clene Inc.²²
• Mar 29, 2022Bought 8,648 shares at $3.23 of Clene Inc.²³
• Mar 28, 2022Bought 10,000 shares at $3.10 of Clene Inc.²³
• Mar 24, 2022Bought 20,000 shares at $2.99 of Clene Inc.²⁴
• Mar 23, 2022Bought 20,000 shares at $2.94 of Clene Inc.²⁴