Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in TLSI held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | First Light Asset Management, LLC | 5.1M | $20.3M | β | 13.365% | 1.82% |
| 2 | AWM Investment Company, Inc. | 2.1M | $8.3M | +67.2% | 5.484% | 0.92% |
| 3 | Nantahala Capital Management, LLC | 2.1M | $8.3M | 0.0% | 5.463% | 0.43% |
| 4 | BlackRock, Inc. | 1.5M | $6.0M | -2.3% | 3.955% | 0.00% |
| 5 | WASATCH ADVISORS INC | 1.4M | $5.8M | β | 3.793% | 0.04% |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 1.3M | $5.4M | β | 3.553% | 0.00% |
| 7 | GILDER GAGNON HOWE & CO LLC | 889K | $3.6M | -9.2% | 2.344% | 0.04% |
| 8 | Cerity Partners LLC | 787K | $3.1M | β | 2.077% | 0.00% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 777K | $3.1M | +3.5% | 2.050% | 0.00% |
| 10 | KENNEDY CAPITAL MANAGEMENT, INC. | 485K | $1.9M | β | 1.280% | 0.04% |
| 11 | MORGAN STANLEY | 394K | $1.6M | +7.8% | 1.039% | 0.00% |
| 12 | STATE STREET CORP | 328K | $1.3M | +24.0% | 0.865% | 0.00% |
| 13 | Empire Financial Management Company, LLC | 300K | $1.2M | +316.9% | 0.792% | 0.27% |
| 14 | PERKINS CAPITAL MANAGEMENT INC | 230K | $920K | β | 0.607% | 0.86% |
| 15 | NORTHERN TRUST CORP | 221K | $886K | -0.3% | 0.584% | 0.00% |
| 16 | VANGUARD FIDUCIARY TRUST CO | 218K | $873K | β | 0.576% | 0.00% |
| 17 | BANK OF AMERICA CORP /DE/ | 202K | $807K | +1.9% | 0.532% | 0.00% |
| 18 | ROYCE & ASSOCIATES LP | 200K | $800K | β | 0.528% | 0.01% |
| 19 | APIS CAPITAL ADVISORS, LLC | 180K | $720K | β | 0.475% | 0.11% |
| 20 | VANGUARD PORTFOLIO MANAGEMENT LLC | 165K | $659K | β | 0.435% | 0.00% |
| 21 | WHITE PINE CAPITAL LLC | 164K | $655K | +179.8% | 0.432% | 0.18% |
| 22 | Corient Private Wealth LLC | 91K | $364K | β | 0.240% | 0.00% |
| 23 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 84K | $337K | -15.9% | 0.222% | 0.00% |
| 24 | UBS Group AG | 80K | $318K | +1445.0% | 0.210% | 0.00% |
| 25 | GOLDMAN SACHS GROUP INC | 75K | $300K | +13.8% | 0.198% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in TLSI β a direct measure of their conviction.
Filings activity in TLSI during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new TLSI position in Q1 2026
Institutions that fully closed their TLSI position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 82 | +30% | 56.51% | +0.95 pp | $81M | +1.7% |
| Q4 2025 | 63 | +17% | 55.56% | +24.59 pp | $79M | +79% |
| Q3 2025 | 54 | +13% | 30.97% | 0.97 pp | $44M | 3.0% |
| Q2 2025 | 48 | +37% | 31.94% | +20.76 pp | $46M | +186% |
| Q1 2025 | 35 | +25% | 11.18% | +4.59 pp | $16M | +70% |
| Q4 2024 | 28 | 13% | 6.59% | +1.20 pp | $9M | +22% |
| Q3 2024 | 32 | +14% | 5.39% | +0.80 pp | $8M | +17% |
| Q2 2024 | 28 | β | 4.59% | β | $7M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Latest Form 4 transactions by company officers and directors. Insider buys are widely viewed as the highest-conviction signal because executives are risking personal capital.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| May 15, 2026 | Szela Mary T | Buy | 40K | $2.59 | $103K |
Quick answers to the most common questions about buying TLSI stock.
Based on Q1 2026 13F filings, institutional ownership of TriSalus Life Sciences, Inc. stands at 56.5%, held across 82 reporting institutions.
First Light Asset Management, LLC is the largest reported institutional holder of TLSI, with approximately 5,066,827 shares worth $0.02B as of Q1 2026.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of TLSI.
Our composite Smart Money Score for TLSI is 49 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
32 institutions opened new positions in TLSI during Q1 2026, while 13 fully exited. 8 added to existing positions and 42 trimmed.
TLSI institutional ownership rose by 0.95 percentage points quarter-over-quarter, with a net change of +19 holders.
The top 10 institutions account for 81.4% of all reported 13F value in TLSI, and the top 25 account for 95.9%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
TriSalus Life Sciences, Inc. (TLSI) Institutional Ownership