TLSI

TriSalus Life Sciences, Inc.$3.75+0.11 (+3.02%)

Prev Close$3.64·MCap$129.3M·P/E—·Vol269.2K·Yield—

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Buys (12M)

$3.61M

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Sells (12M)

$135.8K

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Net Activity

Net Buyer

$3.47M

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Active Insiders

last 12 mo

Over the past 12 months, insider activity at TriSalus Life Sciences, Inc. (TLSI) has been dominated by buying, with 10 insider purchases totaling $3.61M and 6 insider sales totaling $135.8K. The most recent insider transaction was by Marshak Richard (officer: Chief Commercial Officer), who sold $1.4K worth of shares on May 19, 2026. TriSalus Life Sciences, Inc. operates in the Healthcare sector, within the Medical - Devices industry, with a market cap of $129.3M.

TLSI Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
May 19, 2026	Marshak Richard	officer: Chief Commercial Officer	Sell	543	$2.67	$1.4K	125,101
May 18, 2026	Wahlstrom Mats	director	Buy	60,000	$2.53	$151.8K	147,555+69%
May 18, 2026	Gordon Gary B.	director	Buy	10,000	$2.46	$24.6K	72,510
May 18, 2026	Szela Mary T	director, officer: CEO and President	Buy	39,682	$2.59	$102.8K	1,065,215
May 18, 2026	Patience David	officer: Chief Financial Officer	Buy	7,100	$2.43	$17.3K	275,757
May 18, 2026	Stansky Michael P	director	Buy	610,000	$2.50	$1.52M1.6% OS	1,240,722+97%
Mar 20, 2026	Cox Bryan F.	officer: Chief of Research	Sell	3,184	$4.11	$13.1K	165,461
Mar 20, 2026	Devlin Jodi	officer: Chief of Clinical Operations	Sell	3,207	$4.11	$13.2K	99,409
Mar 20, 2026	Marshak Richard	officer: Chief Commercial Officer	Sell	3,457	$4.11	$14.2K	112,405
Mar 20, 2026	Stevens Jennifer	officer: Chief Regulatory Officer	Sell	3,530	$4.11	$14.5K	126,436
Mar 20, 2026	Szela Mary T	director, officer: CEO and President	Sell	20,302	$3.91	$79.4K	768,931
Feb 23, 2026	Gordon Gary B.	director	Buy	9,756	$4.10	$40.0K	9,756
Feb 23, 2026	Patience David	officer: Chief Financial Officer	Buy	3,657	$4.10	$15.0K	268,657
Feb 23, 2026	Szela Mary T	director, officer: CEO and President	Buy	30,487	$4.10	$125.0K	773,289
Feb 23, 2026	Valle William	director	Buy	30,487	$4.10	$125.0K	30,487
Feb 23, 2026	Stansky Michael P	Director	Buy	361,098	$4.10	$1.48M1.0% OS	0
May 19, 2025	Cox Bryan F.	Chief of Research	Sell	4,764	$5.18	$24.7K	0
May 19, 2025	Marshak Richard	Chief Commercial Officer	Sell	6,597	$5.18	$34.2K	0
May 19, 2025	Stevens Jennifer	Chief Regulatory Officer	Sell	8,704	$5.18	$45.1K	0

TLSI Insider Buying Activity

The following table shows recent insider purchases of TriSalus Life Sciences, Inc. (TLSI) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
May 18, 2026	Wahlstrom Mats	director	Buy	60,000	$2.53	$151.8K	147,555+69%
May 18, 2026	Gordon Gary B.	director	Buy	10,000	$2.46	$24.6K	72,510
May 18, 2026	Szela Mary T	director, officer: CEO and President	Buy	39,682	$2.59	$102.8K	1,065,215
May 18, 2026	Patience David	officer: Chief Financial Officer	Buy	7,100	$2.43	$17.3K	275,757
May 18, 2026	Stansky Michael P	director	Buy	610,000	$2.50	$1.52M1.6% OS	1,240,722+97%
Feb 23, 2026	Gordon Gary B.	director	Buy	9,756	$4.10	$40.0K	9,756
Feb 23, 2026	Patience David	officer: Chief Financial Officer	Buy	3,657	$4.10	$15.0K	268,657
Feb 23, 2026	Szela Mary T	director, officer: CEO and President	Buy	30,487	$4.10	$125.0K	773,289
Feb 23, 2026	Valle William	director	Buy	30,487	$4.10	$125.0K	30,487
Feb 23, 2026	Stansky Michael P	Director	Buy	361,098	$4.10	$1.48M1.0% OS	0

TLSI Insider Selling Activity

The following table shows recent insider sales of TriSalus Life Sciences, Inc. (TLSI) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
May 19, 2026	Marshak Richard	officer: Chief Commercial Officer	Sell	543	$2.67	$1.4K	125,101
Mar 20, 2026	Cox Bryan F.	officer: Chief of Research	Sell	3,184	$4.11	$13.1K	165,461
Mar 20, 2026	Devlin Jodi	officer: Chief of Clinical Operations	Sell	3,207	$4.11	$13.2K	99,409
Mar 20, 2026	Marshak Richard	officer: Chief Commercial Officer	Sell	3,457	$4.11	$14.2K	112,405
Mar 20, 2026	Stevens Jennifer	officer: Chief Regulatory Officer	Sell	3,530	$4.11	$14.5K	126,436
Mar 20, 2026	Szela Mary T	director, officer: CEO and President	Sell	20,302	$3.91	$79.4K	768,931
May 19, 2025	Cox Bryan F.	Chief of Research	Sell	4,764	$5.18	$24.7K	0
May 19, 2025	Marshak Richard	Chief Commercial Officer	Sell	6,597	$5.18	$34.2K	0
May 19, 2025	Stevens Jennifer	Chief Regulatory Officer	Sell	8,704	$5.18	$45.1K	0