Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2024-03-04 Sale |
2024-03-05 12:13 pm |
MERIT MEDICAL SYSTEMS INC | MMSI | Gunderson Thomas James Director |
18,157 | $76.03 | $1,380,513 | 65,507 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-02-28 Tax Withholding |
2025-03-03 8:19 pm |
N/A N/A |
MERIT MEDICAL SYSTEMS INC | MMSI | Gunderson Thomas James Director |
12,806 | $99.95 | 55,132 (Direct) |
View |
2025-02-28 Exercise |
2025-03-03 8:19 pm |
2019-06-07 2025-06-07 |
MERIT MEDICAL SYSTEMS INC | MMSI | Gunderson Thomas James Director |
25,000 | $0 | 55,132 (Direct) |
View |
2025-02-28 Exercise |
2025-03-03 8:19 pm |
N/A N/A |
MERIT MEDICAL SYSTEMS INC | MMSI | Gunderson Thomas James Director |
25,000 | $50.5 | 55,132 (Direct) |
View |
2024-05-23 Option Award |
2024-05-28 5:30 pm |
N/A 2034-05-23 |
TransMedics Group Inc. | TMDX | Gunderson Thomas James Director |
1,886 | $0 | 3,079 (Direct) |
View |
2024-05-16 Option Award |
2024-05-20 5:50 pm |
N/A N/A |
MERIT MEDICAL SYSTEMS INC | MMSI | Gunderson Thomas James Director |
2,431 | $0 | 67,938 (Direct) |
View |
2024-03-04 Exercise |
2024-03-05 12:13 pm |
2018-05-24 2024-05-24 |
MERIT MEDICAL SYSTEMS INC | MMSI | Gunderson Thomas James Director |
25,000 | $0 | 65,507 (Direct) |
View |
2024-03-04 Exercise |
2024-03-05 12:13 pm |
N/A N/A |
MERIT MEDICAL SYSTEMS INC | MMSI | Gunderson Thomas James Director |
25,000 | $34.4 | 65,507 (Direct) |
View |
2023-05-25 Option Award |
2023-05-30 4:30 pm |
N/A 2023-05-25 |
TransMedics Group Inc. | TMDX | Gunderson Thomas James Director |
3,109 | $0 | 3,109 (Direct) |
View |
2023-05-18 Option Award |
2023-05-22 2:43 pm |
N/A N/A |
MERIT MEDICAL SYSTEMS INC | MMSI | Gunderson Thomas James Director |
2,262 | $0 | 83,664 (Direct) |
View |
2022-06-01 Option Award |
2022-06-06 4:33 pm |
N/A 2032-06-01 |
TransMedics Group Inc. | TMDX | Gunderson Thomas James Director |
13,500 | $0 | 13,500 (Direct) |
View |
2022-05-24 Option Award |
2022-05-26 6:51 pm |
N/A N/A |
MERIT MEDICAL SYSTEMS INC | MMSI | Gunderson Thomas James Director |
3,050 | $0 | 81,402 (Direct) |
View |
2021-06-17 Option Award |
2021-06-21 7:11 pm |
N/A N/A |
MERIT MEDICAL SYSTEMS INC | MMSI | Gunderson Thomas James Director |
2,914 | $0 | 78,352 (Direct) |
View |
2021-05-27 Option Award |
2021-06-01 5:27 pm |
N/A 2031-05-27 |
TransMedics Group Inc. | TMDX | Gunderson Thomas James Director |
13,500 | $0 | 13,500 (Direct) |
View |
2020-06-22 Option Award |
2020-06-24 8:57 pm |
N/A 2021-06-22 |
MERIT MEDICAL SYSTEMS INC | MMSI | Gunderson Thomas James Director |
4,188 | $0 | 75,438 (Direct) |
View |
2020-06-04 Option Award |
2020-06-05 4:37 pm |
N/A 2030-06-04 |
TransMedics Group Inc. | TMDX | Gunderson Thomas James Director |
15,934 | $0 | 15,934 (Direct) |
View |