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 |
| 2022-06-07 Sale(A) | 2022-06-13 09:30 am | MESA LABORATORIES INC | Sullivan John James Director | 5,192 | $207.76 | $1,078,690 | 113,737 (Indirect Direct) | View | |
| 2022-06-07 Sale | 2022-06-13 09:09 am | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 5,192 | $207.76 | $1,078,690 | 113,737 (Indirect Direct) | View |
| 2022-02-15 Sale | 2022-02-16 2:10 pm | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 5,192 | $259.42 | $1,346,909 | 109,741 (Indirect Direct) | View |
| 2021-11-15 Sale | 2021-11-16 11:47 am | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 5,192 | $308.02 | $1,599,240 | 121,433 (Indirect Direct) | View |
| 2021-10-01 Sale | 2021-10-04 10:22 am | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,250 | $304.48 | $380,600 | 51,857 (Indirect Direct) | View |
| 2021-09-01 Sale | 2021-09-01 4:45 pm | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,250 | $268.22 | $335,275 | 53,107 (Indirect Direct) | View |
| 2021-08-16 Sale | 2021-08-17 6:53 pm | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 5,192 | $272.16 | $1,413,055 | 91,960 (Indirect Direct) | View |
| 2021-08-02 Sale | 2021-08-02 5:34 pm | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,250 | $290.47 | $363,088 | 53,049 (Indirect Direct) | View |
| 2021-07-01 Sale | 2021-07-06 10:48 am | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,250 | $267.44 | $334,300 | 54,299 (Indirect Direct) | View |
| 2021-06-08 Sale | 2021-06-09 11:54 am | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 5,192 | $258.19 | $1,340,522 | 99,004 (Indirect Direct) | View |
| 2021-06-01 Sale | 2021-06-04 4:41 pm | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 2,215 | $251.46 | $556,984 | 54,208 (Indirect Direct) | View |
| 2021-05-05 Sale | 2021-05-07 11:20 am | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 300 | $250.23 | $75,069 | 56,423 (Indirect Direct) | View |
| 2021-05-04 Sale | 2021-05-05 6:04 pm | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 735 | $250.14 | $183,853 | 56,723 (Indirect Direct) | View |
| 2021-04-05 Sale(A) | 2021-04-12 10:53 am | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 500 | $250.76 | $125,380 | 33,894 (Direct) | View |
| 2021-04-05 Sale | 2021-04-05 6:26 pm | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 500 | $250.76 | $125,380 | 57,458 (Direct) | View |
| 2021-03-01 Sale | 2021-03-02 10:43 am | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,250 | $273.94 | $342,425 | 57,958 (Direct) | View |
| 2021-02-01 Sale | 2021-02-01 6:59 pm | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,250 | $277.67 | $347,088 | 59,208 (Direct) | View |
| 2021-01-04 Sale | 2021-01-04 5:14 pm | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,250 | $280.82 | $351,025 | 60,458 (Direct) | View |
| 2020-12-01 Sale | 2020-12-01 7:36 pm | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,250 | $275.22 | $344,025 | 61,708 (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 |
| 2024-04-02 Expired | 2024-04-03 09:57 am | 2019-04-02 2024-04-02 | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 450 | $0 | 0 (Direct) | View |
| 2023-11-09 Gift | 2023-11-14 06:11 am | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 2,200 | $0 | 71,584 (Direct) | View |
| 2023-09-01 Exercise | 2023-09-06 12:06 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,074 | $0 | 1,074 (Direct) | View |
| 2023-08-15 Exercise | 2023-08-16 3:37 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 754 | $0 | 73,584 (Direct) | View |
| 2023-06-16 Tax Withholding | 2023-06-21 1:38 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 6 | $135.55 | 72,830 (Direct) | View |
| 2023-06-16 Exercise | 2023-06-21 1:38 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 15 | $0 | 72,830 (Direct) | View |
| 2023-06-15 Tax Withholding | 2023-06-16 7:56 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 6 | $134.45 | 28,256 (Direct) | View |
| 2023-06-15 Exercise | 2023-06-16 7:56 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 15 | $0 | 28,256 (Direct) | View |
| 2023-02-02 Gift | 2023-02-06 11:50 am | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 14,580 | $0 | 72,812 (Direct) | View |
| 2022-11-28 Gift | 2022-11-29 10:52 am | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,425 | $0 | 72,812 (Direct) | View |
| 2022-09-01 Exercise | 2022-09-02 12:59 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 787 | $0 | 74,237 (Direct) | View |
| 2022-08-15 Option Award | 2022-08-18 3:16 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 754 | $0 | 754 (Direct) | View |
| 2022-07-05 Exercise | 2022-07-06 1:05 pm | 2016-04-01 2023-04-01 | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 18,576 | $0 | 89,350 (Direct) | View |
| 2022-07-05 Exercise | 2022-07-06 1:05 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 3,576 | $70.56 | 89,350 (Direct) | View |
| 2022-07-05 Exercise | 2022-07-06 1:05 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 15,000 | $122.66 | 89,350 (Direct) | View |
| 2022-06-15 Tax Withholding | 2022-06-16 5:18 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 14 | $185.7 | 54,904 (Direct) | View |
| 2022-06-15 Exercise | 2022-06-16 5:18 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 30 | $0 | 54,904 (Direct) | View |
| 2022-06-07 Exercise(A) | 2022-06-13 09:30 am | 2016-04-01 2023-04-01 | MESA LABORATORIES INC | Sullivan John James Director | 6,193 | $0 | 113,737 (Direct) | View | |
| 2022-06-07 Exercise(A) | 2022-06-13 09:30 am | N/A N/A | MESA LABORATORIES INC | Sullivan John James Director | 6,193 | $70.56 | 113,737 (Direct) | View | |
| 2022-06-07 Exercise | 2022-06-13 09:09 am | 2016-04-01 2023-04-01 | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 6,193 | $0 | 113,737 (Direct) | View |
| 2022-06-07 Exercise | 2022-06-13 09:09 am | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 6,193 | $70.56 | 113,737 (Direct) | View |
| 2022-02-17 Exercise | 2022-02-22 10:21 am | 2016-04-01 2023-04-01 | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,000 | $0 | 79,076 (Direct) | View |
| 2022-02-17 Exercise | 2022-02-22 10:21 am | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,000 | $70.56 | 79,076 (Direct) | View |
| 2022-02-15 Exercise | 2022-02-16 2:10 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 4,446 | $97.78 | 109,741 (Direct) | View |
| 2022-02-15 Exercise | 2022-02-16 2:10 pm | 2016-04-01 2023-04-01 | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 5,192 | $0 | 109,741 (Direct) | View |
| 2022-02-15 Exercise | 2022-02-16 2:10 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 746 | $70.56 | 109,741 (Direct) | View |
| 2021-11-17 Exercise | 2021-11-18 1:02 pm | 2016-04-01 2023-04-01 | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,000 | $0 | 84,268 (Direct) | View |
| 2021-11-17 Exercise | 2021-11-18 1:02 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,000 | $70.56 | 84,268 (Direct) | View |
| 2021-11-15 Exercise | 2021-11-16 11:47 am | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 438 | $89.7 | 121,433 (Direct) | View |
| 2021-11-15 Exercise | 2021-11-16 11:47 am | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 4,754 | $97.78 | 121,433 (Direct) | View |
| 2021-11-15 Exercise | 2021-11-16 11:47 am | 2015-04-01 2022-04-01 | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 5,192 | $0 | 121,433 (Direct) | View |
| 2021-09-01 Option Award | 2021-09-01 5:24 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 787 | $0 | 0 (Direct) | View |
| 2021-08-18 Exercise | 2021-08-19 10:58 am | 2015-04-01 2023-04-01 | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,000 | $0 | 91,960 (Direct) | View |
| 2021-08-18 Exercise | 2021-08-19 10:58 am | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,000 | $70.56 | 91,960 (Direct) | View |
| 2021-08-16 Exercise | 2021-08-17 6:53 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 5,192 | $89.7 | 91,960 (Direct) | View |
| 2021-08-16 Exercise | 2021-08-17 6:53 pm | 2015-04-01 2022-04-01 | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 5,192 | $0 | 91,960 (Direct) | View |
| 2021-08-15 Exercise | 2021-08-16 2:37 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 308 | $0 | 53,357 (Direct) | View |
| 2021-06-15 Exercise | 2021-06-16 1:25 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 340 | $0 | 55,609 (Direct) | View |
| 2021-06-10 Exercise | 2021-06-11 4:42 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 315 | $89.7 | 187,566 (Direct) | View |
| 2021-06-10 Exercise | 2021-06-11 4:42 pm | 2015-04-01 2022-04-01 | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 1,001 | $0 | 187,566 (Direct) | View |
| 2021-06-10 Exercise | 2021-06-11 4:42 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 686 | $70.56 | 187,566 (Direct) | View |
| 2021-06-08 Exercise | 2021-06-09 11:54 am | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 5,192 | $89.7 | 99,004 (Direct) | View |
| 2021-06-08 Exercise | 2021-06-09 11:54 am | 2015-04-01 2022-04-01 | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 5,192 | $0 | 99,004 (Direct) | View |
| 2021-05-13 Gift | 2021-05-18 7:17 pm | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 6,436 | $0 | 56,423 (Direct) | View |
| 2021-03-26 Gift | 2021-04-12 10:48 am | N/A N/A | MESA LABORATORIES INC | MLAB | Sullivan John James Director | 23,564 | $0 | 57,958 (Direct) | View |