The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Gunderson Thomas J. since 2024.
This trader's CIK number is 1708144.
At the time of last reporting, Gunderson Thomas J. was the Officer of Transmedics Group, Inc.. (stock ticker symbol TMDX).
Also see all insider trading activities at Transmedics Group, Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | TMDX | 0 | $0 | 9,624 | $722,377 | 19,285 | $42,619 |
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2026 | MMSI | 0 | $0 | 0 | $0 | 21,250 | $1,108,612 |
| 2025 | MMSI | 0 | $0 | 0 | $0 | 25,000 | $1,262,500 |
| 2024 | MMSI | 0 | $0 | 18,157 | $1,380,513 | 25,000 | $860,000 |
1. Transmedics Group, Inc. (TMDX)
2. Merit Medical Systems Inc (MMSI)
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-06-15 | TMDX | Sale | 9,624 | 75.06 | 722,377 |
| 2026-06-15 | TMDX | Option Ex | 19,285 | 2.21 | 42,619 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2026-05-20 | MMSI | Option Ex | 21,250 | 52.17 | 1,108,612 |
| 2025-02-28 | MMSI | Option Ex | 25,000 | 50.50 | 1,262,500 |
| 2024-03-04 | MMSI | Sale | 18,157 | 76.03 | 1,380,513 |
| 2024-03-04 | MMSI | Option Ex | 25,000 | 34.40 | 860,000 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Gunderson Thomas J. (Officer of Transmedics Group, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.