TriSalus Life Sciences, Inc. (TLSI) insider buying and selling
There were no open-market insider purchases or sales at TriSalus Life Sciences, Inc. (TLSI) in the last 90 days. Over the last 12 months, 5 insiders bought $1.8M of the stock, led by Michael P Stansky (Director), who bought $1.5M on May 15, 2026; 1 insider sold $1K, of which $1K was scheduled or tax-related.
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Trades by the same insider within a week are shown as one line.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Michael P Stansky Director | Open market purchase 2 trades | 610,000 | avg. $2.50 | $1.5M | |
| Mats Wahlstrom Director | Open market purchase | 60,000 | $2.53 | $152K | |
| Mary T Szela CEO | Open market purchase | 39,682 | $2.59 | $103K | |
| Gary B. Gordon Director | Open market purchase | 10,000 | $2.46 | $25K | |
| David Patience CFO | Open market purchase | 7,100 | $2.43 | $17K |
Scheduled and tax-related sales
Sales made under a pre-arranged 10b5-1 plan or to cover tax on vesting shares. They are listed separately because they are not a fresh decision to sell.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Richard Marshak Chief Commercial Officer | Sell to cover | 543 | $2.67 | $1K |
What the TLSI insider trades really mean
The table above is the public summary. With an Insider Intel account you get the analysis behind it, for TriSalus Life Sciences, Inc. and every other stock we track:
TLSI's AI Signal score
One score from six weighted factors, with the full breakdown behind it, so you can see whether the buying is a real signal.
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Questions about TLSI insider trading
Who bought TriSalus Life Sciences, Inc. (TLSI) stock recently?
Insiders who bought TriSalus Life Sciences, Inc. stock on the open market in the last 12 months: Michael P Stansky ($1.5M), Mats Wahlstrom ($152K), Mary T Szela ($103K), Gary B. Gordon ($25K). The most recent purchase was reported on May 15, 2026.
Are insiders buying or selling TLSI?
Over the last 12 months insiders were net buyers of TLSI on discretionary trades: $1.8M bought against $0 sold (scheduled and tax-related sales excluded).
What is a sell-to-cover or 10b5-1 sale?
A 10b5-1 sale is scheduled in advance under a pre-arranged plan, and a sell-to-cover sale is made to pay tax on vesting shares. Neither is a fresh decision to sell, so they say less about an insider's view than a discretionary sale.
Where does this data come from?
Officers, directors and large shareholders report their trades to the SEC on Form 4. This page lists the open-market purchases and sales by individual insiders from those public filings; funds and other institutions are not shown.
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How to read this page
Officers, directors and large shareholders must report their trades in company shares to the SEC on Form 4. This page lists open-market purchases and sales by individual insiders: trades made on the stock exchange at the going price. Funds and other institutions are not shown here.
Information from SEC EDGAR Form 4 filings, shown for general information only. It is not financial advice and does not recommend buying or selling any security. Trades are shown by transaction date and may be reported up to two business days later.