LEMAITRE VASCULAR INC Insider Trading Activity
Every SEC Form 4 insider transaction reported for LEMAITRE VASCULAR INC (LMAT), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are LMAT insiders buying or selling?
In the last 12 months, LEMAITRE VASCULAR INC insiders reported 0 open-market purchases ($0) and 9 sales ($30.0M) — net selling of $30.0M. Since March 2018, Trabud has recorded 125 Form 4 filings for LMAT: 1 buys ($200.5K) and 124 sells ($185.9M).
Source: SEC EDGAR Form 4
Key Statistics (March 2018 – May 11, 2026)
Total Form 4 filings
125
SEC EDGAR
Insider filers
9
Insider buys (1)
$200.5K
Insider sells (124)
$185.9M
Insider sentiment
Net sellingNet insider flow of $185.7M in net selling since March 2018, and $30.0M in net selling over the last 12 months.
Recent LMAT insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| May 11, 2026 | George W Lemaitre | Chairman and CEO | Sale | 46.5K | $108.27 | $5.0M | SEC ↗ |
| May 11, 2026 | Trent G Kamke | Senior V. P., Operations | Sale | 2.9K | $107.00 | $313.3K | SEC ↗ |
| May 11, 2026 | Bridget A Ross | Director | Sale | 5.0K | $111.10 | $560.4K | SEC ↗ |
| May 11, 2026 | Lawrence J Jasinski | Director | Sale | 3.9K | $110.00 | $433.7K | SEC ↗ |
| Mar 13, 2026 | Trent G Kamke | Senior V. P., Operations | Sale | 2.6K | $108.50 | $284.8K | SEC ↗ |
| Mar 13, 2026 | David B Roberts | President and Director | Sale | 3.3K | $107.68 | $356.6K | SEC ↗ |
| Mar 3, 2026 | Trent G Kamke | Senior V. P., Operations | Sale | 1.0K | $110.29 | $115.1K | SEC ↗ |
| Mar 3, 2026 | David B Roberts | President and Director | Sale | 8.5K | $106.80 | $904.0K | SEC ↗ |
| Mar 3, 2026 | George W Lemaitre | Chairman and CEO | Sale | 205.9K | $107.04 | $22.0M | SEC ↗ |
| Aug 13, 2025 | David B Roberts | President and Director | Sale | 10.8K | $92.39 | $999.2K | SEC ↗ |
| Aug 13, 2025 | Bridget A Ross | Director | Sale | 2.5K | $94.00 | $235.0K | SEC ↗ |
| Aug 13, 2025 | John A Roush | Director | Sale | 7.5K | $92.67 | $695.0K | SEC ↗ |
| Aug 8, 2025 | George W Lemaitre | Chairman and CEO | Sale | 100.0K | $93.51 | $9.4M | SEC ↗ |
| May 20, 2025 | George W Lemaitre | Chairman and CEO | Sale | 100.0K | $85.57 | $8.6M | SEC ↗ |
| May 14, 2025 | Bridget A Ross | Director | Sale | 3.8K | $83.20 | $312.0K | SEC ↗ |
| Mar 14, 2025 | Trent G Kamke | Senior V. P., Operations | Sale | 6.5K | $80.42 | $525.1K | SEC ↗ |
| Mar 6, 2025 | Lawrence J Jasinski | Director | Sale | 3.1K | $92.00 | $289.1K | SEC ↗ |
| Nov 22, 2024 | Lawrence J Jasinski | Director | Sale | 198 | $103.50 | $20.5K | SEC ↗ |
| Nov 19, 2024 | Bridget A Ross | Director | Sale | 3.8K | $101.47 | $380.5K | SEC ↗ |
| Nov 15, 2024 | Martha Shadan | Director | Sale | 1.5K | $103.37 | $151.5K | SEC ↗ |
| Aug 15, 2024 | David B Roberts | President and Director | Sale | 3.1K | $82.07 | $251.4K | SEC ↗ |
| Aug 7, 2024 | Trent G Kamke | Senior V. P., Operations | Sale | 182 | $81.82 | $14.9K | SEC ↗ |
| Jul 18, 2024 | George W Lemaitre | Chairman and CEO | Sale | 57.4K | $86.69 | $5.0M | SEC ↗ |
| Jul 16, 2024 | George W Lemaitre | Chairman and CEO | Sale | 40.0K | $86.21 | $3.4M | SEC ↗ |
| May 20, 2024 | Bridget A Ross | Director | Sale | 5.5K | $77.99 | $428.9K | SEC ↗ |
Showing the 25 most recent of 125 Form 4 filings for LEMAITRE VASCULAR INC.
Most active LMAT insiders
- George W Lemaitre51 filings
- Joseph P Pellegrino JR16 filings
- Trent G Kamke16 filings
- David B Roberts15 filings
- Lawrence J Jasinski11 filings
Ask anything about LMAT insider activity
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Open the AI agentLMAT insider trading FAQ
Are LEMAITRE VASCULAR INC insiders buying or selling?
In the last 12 months, LEMAITRE VASCULAR INC insiders reported 0 open-market purchases ($0) and 9 sales ($30.0M) — net selling of $30.0M. Since March 2018, Trabud has recorded 125 Form 4 filings for LMAT: 1 buys ($200.5K) and 124 sells ($185.9M). Over the full record that is net selling of $185.7M.
How many insiders trade LMAT stock?
9 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for LEMAITRE VASCULAR INC. The most recent filing was accepted on May 11, 2026.
Where does Trabud get LMAT insider trading data?
All LMAT insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.