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.
"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 |
2021-06-15 Sale | 2021-06-17 12:25 pm | MESA LABORATORIES INC | MLAB | Owens Gary M 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 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 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 CEO | 1,000 | $265 | $265,000 | 10,863 (Direct) | View |
2020-09-15 Sale | 2020-09-17 4:31 pm | MESA LABORATORIES INC | MLAB | Owens Gary M 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 |
2021-09-01 Option Award | 2021-09-01 6:47 pm | 2022-09-01 N/A | MESA LABORATORIES INC | MLAB | Owens Gary M 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 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 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 CEO | 3,537 | $0 | 14,862 (Direct) | View |
2020-09-15 Tax Withholding | 2020-09-17 4:31 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Owens Gary M CEO | 757 | $246.48 | 11,863 (Direct) | View |
2020-09-15 Exercise | 2020-09-17 4:31 pm | 2018-09-15 N/A | MESA LABORATORIES INC | MLAB | Owens Gary M CEO | 1,720 | $0 | 11,863 (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 |
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 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 |
2019-09-16 Exercise | 2019-09-19 10:05 am | N/A N/A | MESA LABORATORIES INC | MLAB | Owens Gary M CEO | 1,720 | $0 | 12,160 (Direct) | View |
2019-06-15 Option Award | 2019-06-17 10:04 am | N/A N/A | MESA LABORATORIES INC | MLAB | Owens Gary M CEO | 10,160 | $0 | 22,320 (Direct) | View |
2019-06-15 Exercise | 2019-06-17 10:04 am | N/A N/A | MESA LABORATORIES INC | MLAB | Owens Gary M CEO | 1,720 | $0 | 22,320 (Direct) | View |
2019-06-10 Option Award | 2019-06-13 2:11 pm | 2019-06-10 2025-06-10 | MESA LABORATORIES INC | MLAB | Owens Gary M CEO | 9,939 | $0 | 37,939 (Direct) | View |
2018-06-05 Option Award | 2018-06-06 1:54 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Owens Gary M CEO | 5,160 | $0 | 12,160 (Direct) | View |
2018-04-02 Option Award | 2018-04-04 11:26 am | 2019-04-02 2024-04-02 | MESA LABORATORIES INC | MLAB | Owens Gary M CEO | 5,000 | $0 | 28,000 (Direct) | View |
2017-09-01 Option Award | 2017-09-01 5:26 pm | 2018-09-01 2023-09-01 | MESA LABORATORIES INC | MLAB | Owens Gary M CEO | 2,000 | $0 | 23,000 (Direct) | View |