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 |
2020-08-12 Sale |
2020-08-14 4:32 pm |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
1,429 | $246.29 | $351,948 | 76,488 (Direct) |
View |
2020-08-10 Sale |
2020-08-13 4:31 pm |
MESA LABORATORIES INC | MLAB | Archbold Brian David SVP Continuous Improvement |
603 | $250 | $150,750 | 12,434 (Direct) |
View |
2020-08-10 Sale |
2020-08-13 4:30 pm |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
1,371 | $250 | $342,750 | 13,884 (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 |
2020-08-12 Exercise |
2020-08-14 4:32 pm |
2016-04-08 2023-04-08 |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
1,429 | $0 | 76,488 (Direct) |
View |
2020-08-12 Exercise |
2020-08-14 4:32 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
1,429 | $72.02 | 76,488 (Direct) |
View |
2020-08-10 Exercise |
2020-08-13 4:31 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Archbold Brian David SVP Continuous Improvement |
145 | $129.1 | 12,434 (Direct) |
View |
2020-08-10 Exercise |
2020-08-13 4:31 pm |
2019-01-08 2024-01-08 |
MESA LABORATORIES INC | MLAB | Archbold Brian David SVP Continuous Improvement |
565 | $0 | 12,434 (Direct) |
View |
2020-08-10 Exercise |
2020-08-13 4:31 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Archbold Brian David SVP Continuous Improvement |
420 | $142.4 | 12,434 (Direct) |
View |
2020-08-10 Exercise |
2020-08-13 4:30 pm |
2015-04-01 2022-04-01 |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
1,371 | $0 | 13,884 (Direct) |
View |
2020-08-10 Exercise |
2020-08-13 4:30 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
942 | $70.56 | 13,884 (Direct) |
View |
2020-08-10 Exercise |
2020-08-13 4:30 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
85 | $58.51 | 13,884 (Direct) |
View |
2020-08-10 Exercise |
2020-08-13 4:30 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
344 | $89.7 | 13,884 (Direct) |
View |