TLSI

TriSalus Life Sciences, Inc.

Surgical & Medical Instruments & ApparatusNasdaqNon-accelerated filer<br>Smaller reporting company<br>Emerging growth company

Total Trades

17

Buys

6

Sells

4

Largest Trade

N/A

Insiders

8

Institutional Funds

48

Inst. Value

$1M+

Activist Filings

23

Insider Trades

InsiderTitleTypeValueSharesPriceDate
Cox Bryan F.Chief of ResearchSELL$15K–$50K5K$5.18May 21, 2025
Cox Bryan F.Chief of ResearchGRANT$50K–$100K16K$5.18May 21, 2025
Devlin JodiChief of Clinical …SELL$15K–$50K5K$5.18May 21, 2025
Devlin JodiChief of Clinical …GRANT$100K–$500K24K$5.18May 21, 2025
Marshak RichardChief Commercial O…GRANT$100K–$500K21K$5.18May 21, 2025
Marshak RichardChief Commercial O…SELL$15K–$50K7K$5.18May 21, 2025
Stevens JenniferChief Regulatory O…GRANT$100K–$500K28K$5.18May 21, 2025
Stevens JenniferChief Regulatory O…SELL$15K–$50K9K$5.18May 21, 2025
Szela Mary TCEO AND PRESIDENTBUY$50K–$100K10K$5.15Jan 31, 2025
Szela Mary TCEO AND PRESIDENTGRANTN/A40KJan 29, 2025
Szela Mary TCEO AND PRESIDENTBUY$50K–$100K10K$5.27Jan 29, 2025
Murphy SeanChief ManufGRANTN/A13KJan 29, 2025
Murphy SeanChief ManufBUY$100K–$500K30K$5.24Jan 29, 2025
Young James EmmettCFOBUY$100K–$500K24K$5.40Jan 29, 2025
Young James EmmettCFOGRANTN/A13KJan 29, 2025
Wahlstrom MatsDirectorBUY$15K–$50K5K$4.55Nov 25, 2024
Wahlstrom MatsDirectorBUY$15K–$50K11K$4.39Nov 23, 2024
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Institutional Ownership

13F filings as of Dec 31, 2025 · 48 funds holding

Activist & 5%+ Owners

SC 13D/13G filings — investors holding 5%+ of outstanding shares

Nantahala Capital Management, LLC

SC 13G/A · Nov 14, 2025

4.1%

2.0M shares

Utmost Group PLC

SC 13G · Nov 3, 2025

6.8%

3.4M shares

Utmost Group PLC

SC 13G/A · Aug 19, 2025

5.2%

2.0M shares

Utmost Group PLC

SC 13G · Aug 18, 2025

0.1%

2.0M shares

Nantahala Capital Management, LLC

SC 13G · Aug 14, 2025

5.3%

2.0M shares

Frankenius Equity AB

SC 13D/A · Aug 4, 2025

14.0%

7.0M shares

Mats Wahlstrom

SC 13D/A · Aug 1, 2025

6.0%

3.0M shares

Frankenius Equity AB

SC 13D/A · May 2, 2025

20.5%

6.7M shares

Utmost Group PLC

SC 13G · Jan 10, 2025

6.6%

2.0M shares

0.0%

0 shares

Mats Wahlstrom

SC 13D/A · Dec 19, 2024

9.0%

2.8M shares

Frankenius Equity AB

SC 13D/A · Dec 19, 2024

20.9%

6.5M shares

James J. Pallotta

SC 13G · Dec 4, 2024

6.2%

1.9M shares

6.7%

2.0M shares

5.9%

1.5M shares

5.2%

1.4M shares

Michael P. Stansky

SC 13G · Aug 22, 2023

5.3%

1.4M shares

David J. Matlin

SC 13D · Aug 21, 2023

8.2%

2.3M shares

Christopher Dewey

SC 13G · Aug 21, 2023

5.6%

1.5M shares

Mats Wahlström

SC 13D · Aug 21, 2023

10.4%

2.7M shares

Gene R. McGrevin

SC 13G · Aug 21, 2023

5.3%

1.4M shares

Frankenius Equity AB

SC 13D · Aug 21, 2023

24.1%

6.4M shares

MAGNETAR FINANCIAL LLC

SC 13G/A · Jan 28, 2022

6.8%

1.7M shares

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