TriSalus Life Sciences, Inc. (TLSI) Insider Ownership

Historic Insider Ownership Trends

TriSalus Life Sciences's top three insider shareholders as of May 14, 2026 are Acquisition Sponsor Llc Medtech (TenPercentOwner, 6.25Mn shares), James Emmett Young (Chief Financial Officer, 49.66K shares), Mats Wahlstrom (Director, 40.91K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Acquisition Sponsor Llc Medtech - 6,249,999 0 27 Jun, 2023
Acquisition Sponsor Llc Medtech - 6,249,999 0 27 Jun, 2023
Equity Ab Frankenius - 6,230,748 0 19 Dec, 2024
Michael P Stansky - 787,132 199,698 23 Feb, 2026
David J Matlin - 941,944 0 06 Jan, 2025
Mary T Szela Ceo And President 752,987 0 20 Mar, 2026
David Patience Chief Financial Officer 268,657 0 23 Feb, 2026
George Kelly Martin - 0 247,176 10 Sep, 2024
Arjun Jj Desai - 247,127 0 12 Dec, 2024
Sean Murphy Chief Manuf, Strategybus Dev. 0 197,732 29 Jan, 2025
Bryan F. Cox Chief Of Research 163,415 0 20 Mar, 2026
Jennifer Stevens Chief Regulatory Officer 124,110 0 20 Mar, 2026
Sean Murphy Chief Manuf, Strategybus Dev. 123,989 0 21 May, 2025
Richard Marshak Chief Commercial Officer 110,397 0 20 Mar, 2026
Jodi Devlin Chief Of Clinical Operations 97,364 0 20 Mar, 2026
Steven C Katz Chief Medical Officer 68,587 0 14 Feb, 2024
James Emmett Young Chief Financial Officer 49,663 0 21 May, 2025
James Emmett Young Chief Financial Officer 49,663 0 21 May, 2025
Mats Wahlstrom - 40,915 0 19 Dec, 2024
Mats Wahlstrom - 40,915 0 19 Dec, 2024
William Valle - 30,487 0 23 Feb, 2026
William Valle - 30,487 0 23 Feb, 2026
James Emmett Young Chief Financial Officer 0 30,000 06 Feb, 2025
James Emmett Young Chief Financial Officer 0 30,000 06 Feb, 2025
Financial Llc Magnetar - 0 16,668 14 Jun, 2023
Liselotte Hyveled - 10,040 0 06 Jan, 2025
Gary B. Gordon - 9,756 0 23 Feb, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
11 Mar, 2026 Bryan F. Cox Common Stock D 1,138 $4.13 165,461 D S
11 Mar, 2026 Jennifer Stevens Common Stock D 1,204 $4.13 126,436 D S
11 Mar, 2026 Richard Marshak Common Stock D 1,449 $4.13 112,405 D S
11 Mar, 2026 Mary T Szela Common Stock D 4,358 $4.13 768,931 D S
11 Mar, 2026 Jodi Devlin Common Stock D 1,162 $4.13 99,409 D S
12 Mar, 2026 Richard Marshak Common Stock D 1,589 $4.09 110,816 D S
12 Mar, 2026 Jodi Devlin Common Stock D 1,772 $4.09 97,637 D S
12 Mar, 2026 Bryan F. Cox Common Stock D 1,467 $4.09 163,994 D S
17 Mar, 2026 Mary T Szela Common Stock D 15,944 $3.85 752,987 D S
12 Mar, 2026 Jennifer Stevens Common Stock D 1,552 $4.09 124,884 D S
16 Mar, 2026 Bryan F. Cox Common Stock D 579 $4.12 163,415 D S
16 Mar, 2026 Richard Marshak Common Stock D 419 $4.12 110,397 D S
16 Mar, 2026 Jodi Devlin Common Stock D 273 $4.12 97,364 D S
16 Mar, 2026 Jennifer Stevens Common Stock D 774 $4.12 124,110 D S
23 Feb, 2026 Mary T Szela Common Stock A 30,487 $4.10 773,289 D P
23 Feb, 2026 William Valle Common Stock A 30,487 $4.10 30,487 D P
23 Feb, 2026 Gary B. Gordon Common Stock A 9,756 $4.10 9,756 D P
23 Feb, 2026 Michael P Stansky Common Stock A 243,900 $4.10 787,132 D P
23 Feb, 2026 David Patience Common Stock A 3,657 $4.10 268,657 D P
23 Feb, 2026 William Valle Common Stock A 30,487 $4.10 30,487 D P