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 |
2025-03-19 Sale |
2025-03-24 1:38 pm |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
21,000 | $123.91 | $2,602,110 | 117,106 (Direct) |
View |
2024-10-28 Sale |
2024-10-29 8:18 pm |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
5,069 | $112.79 | $571,736 | 43,337 (Direct) |
View |
2023-09-01 Sale |
2023-09-05 4:34 pm |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
2,000 | $142.82 | $285,640 | 129,801 (Direct) |
View |
2022-06-21 Sale |
2022-06-22 2:46 pm |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
1,756 | $188.22 | $330,521 | 24,324 (Direct) |
View |
2021-06-16 Sale |
2021-06-17 12:25 pm |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
6,545 | $255.67 | $1,673,360 | 18,396 (Direct) |
View |
2021-06-07 Sale |
2021-06-08 11:12 am |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
1,350 | $264 | $356,400 | 8,513 (Direct) |
View |
2020-10-07 Sale |
2020-10-09 6:20 pm |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
1,000 | $275.62 | $275,617 | 9,863 (Direct) |
View |
2020-10-06 Sale |
2020-10-06 6:35 pm |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
1,000 | $265 | $265,000 | 10,863 (Direct) |
View |
2020-09-16 Sale |
2020-09-17 4:31 pm |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
100 | $249.32 | $24,932 | 11,863 (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 |
2025-03-19 Exercise |
2025-03-24 1:38 pm |
2018-03-20 2025-03-20 |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
21,000 | $0 | 117,106 (Direct) |
View |
2025-03-19 Exercise |
2025-03-24 1:38 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
21,000 | $122.98 | 117,106 (Direct) |
View |
2024-10-27 Option Award |
2024-10-29 8:18 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
11,559 | $0 | 43,337 (Direct) |
View |
2024-09-01 Exercise |
2024-09-06 12:21 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
3,301 | $0 | 43,448 (Direct) |
View |
2024-09-01 Tax Withholding |
2024-09-06 12:21 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
1,445 | $133.69 | 43,448 (Direct) |
View |
2024-06-18 Option Award |
2024-06-21 1:26 pm |
2025-06-18 N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
25,607 | $0 | 25,607 (Direct) |
View |
2024-06-14 Exercise |
2024-06-17 1:41 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
9,918 | $0 | 37,305 (Direct) |
View |
2024-04-02 Expired |
2024-04-03 09:46 am |
2019-04-02 2024-04-02 |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
5,000 | $0 | 94,769 (Direct) |
View |
2023-09-01 Option Award |
2023-09-05 4:52 pm |
2024-09-01 N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
9,902 | $0 | 9,902 (Direct) |
View |
2023-09-01 Exercise |
2023-09-05 4:34 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
2,000 | $136.42 | 129,801 (Direct) |
View |
2023-09-01 Exercise |
2023-09-05 4:34 pm |
2018-09-01 2023-09-01 |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
2,000 | $0 | 129,801 (Direct) |
View |
2023-06-21 Option Award |
2023-06-26 10:39 am |
2024-06-21 2029-06-21 |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
17,896 | $0 | 101,769 (Direct) |
View |
2023-06-16 Exercise |
2023-06-21 1:22 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
5,640 | $0 | 37,330 (Direct) |
View |
2023-06-16 Tax Withholding |
2023-06-21 1:22 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
945 | $135.55 | 37,330 (Direct) |
View |
2023-06-15 Tax Withholding |
2023-06-16 7:37 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M CEO |
1,237 | $134.45 | 38,275 (Direct) |
View |
2023-06-15 Exercise |
2023-06-16 7:37 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M CEO |
5,646 | $0 | 38,275 (Direct) |
View |
2022-09-01 Exercise |
2022-09-02 1:30 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
5,668 | $0 | 29,860 (Direct) |
View |
2022-09-01 Tax Withholding |
2022-09-02 1:30 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
722 | $178.42 | 29,860 (Direct) |
View |
2022-06-17 Exercise |
2022-06-22 2:46 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
3,370 | $0 | 24,324 (Direct) |
View |
2022-06-17 Tax Withholding |
2022-06-22 2:46 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
740 | $185.57 | 24,324 (Direct) |
View |
2022-06-21 Option Award |
2022-06-22 2:46 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
4,055 | $0 | 24,324 (Direct) |
View |
2022-06-15 Option Award |
2022-06-17 4:33 pm |
2023-06-15 N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President & CEO |
23,321 | $0 | 90,841 (Direct) |
View |
2021-09-01 Option Award |
2021-09-01 6:47 pm |
2022-09-01 N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
24,728 | $0 | 76,462 (Direct) |
View |
2021-06-15 Option Award |
2021-06-17 12:25 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
14,448 | $0 | 18,396 (Direct) |
View |
2021-06-15 Tax Withholding |
2021-06-16 4:55 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
1,557 | $263.3 | 14,862 (Direct) |
View |
2021-06-15 Exercise |
2021-06-16 4:55 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
3,537 | $0 | 14,862 (Direct) |
View |
2020-09-15 Exercise |
2020-09-17 4:31 pm |
2018-09-15 N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
1,720 | $0 | 11,863 (Direct) |
View |
2020-09-15 Tax Withholding |
2020-09-17 4:31 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
757 | $246.48 | 11,863 (Direct) |
View |
2020-06-15 Exercise |
2020-06-17 11:59 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M CEO |
1,000 | $0 | 70,640 (Direct) |
View |
2020-06-15 Option Award |
2020-06-17 11:59 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M CEO |
17,701 | $0 | 70,640 (Direct) |
View |
2020-06-15 Tax Withholding |
2020-06-17 11:59 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | Owens Gary M CEO |
440 | $226.72 | 70,640 (Direct) |
View |