Updated Jul 16, 2026 · Last SEC filing 2026-07-06
TriSalus Life Sciences, Inc. (TLSI) has filed 17 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-06. 3 Form 8-K material event filings were reported by TLSI in the last 90 days. InsiderAlpha tracks every TLSI SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0001826667 |
|---|
| Form 4 filings (90d) | 17 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Latest Form 4 filing | 2026-07-06 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Patience David | Chief Financial Officer | F — Tax withholding / forfeiture | 14.7K | $4.46 | $65K | SEC | |
| Szela Mary T | CEO and President | A — Grant or award | 4.0K | $3.87 | $15K | SEC | |
| Marshak Richard | Chief Commercial Officer | A — Grant or award | 561 | $3.87 | $2K | SEC | |
| Marshall Richard Henry | Chief Medical Officer | A — Grant or award | 60.0K | $0.00 | — | SEC | |
| Stansky Michael P | Director | P — Open-market purchase | 200.0K | $2.50 | $500K | SEC | |
| Wahlstrom Mats | Director | P — Open-market purchase | 60.0K | $2.53 | $152K | SEC | |
| Stansky Michael P | Director | P — Open-market purchase | 410.0K | $2.50 | $1.02M | SEC | |
| Marshak Richard | Chief Commercial Officer | S — Open-market sale | 543 | $2.67 | $1K | SEC | |
| Patience David | Chief Financial Officer | P — Open-market purchase | 7.1K | $2.43 | $17K | SEC | |
| Szela Mary T | CEO and President | P — Open-market purchase | 39.7K | $2.59 | $103K | SEC | |
| Gordon Gary B. | Director | P — Open-market purchase | 10.0K | $2.46 | $25K | SEC | |
| Valle William | Director | A — Grant or award | 24.6K | $0.00 | — | SEC | |
| MATLIN DAVID J | Director | A — Grant or award | 23.1K | $0.00 | — | SEC | |
| Gordon Gary B. | Director | A — Grant or award | 24.6K | $0.00 | — | SEC | |
| Valle William | Director | A — Grant or award | 28.2K | $0.00 | — | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for TriSalus Life Sciences, Inc. (TLSI). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| Stansky Michael P | 5 | $1.52M |
| Gordon Gary B. | 4 | $25K |
| Wahlstrom Mats | 4 | $152K |
| MATLIN DAVID J | 3 | — |
| Valle William | 3 | — |
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in TLSI insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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