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 |
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 |
2023-03-22 Sale |
2023-03-27 09:40 am |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
4,628 | $169.5 | $784,447 | 78,074 (Indirect Direct) |
View |
2023-03-15 Sale |
2023-03-16 2:42 pm |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
1,000 | $165.71 | $165,710 | 35,098 (Indirect Direct) |
View |
2023-03-09 Sale |
2023-03-09 6:13 pm |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
400 | $169.97 | $67,988 | 36,098 (Indirect Direct) |
View |
2023-02-09 Sale |
2023-02-09 8:04 pm |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
1,000 | $184.27 | $184,270 | 36,498 (Indirect Direct) |
View |
2023-01-23 Sale |
2023-01-25 12:23 pm |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
2,100 | $210.19 | $441,399 | 37,498 (Indirect Direct) |
View |
2023-01-13 Sale(A) |
2023-01-17 12:33 pm |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
1,571 | $191.31 | $300,548 | 68,976 (Direct) |
View |
2023-01-13 Sale |
2023-01-17 10:52 am |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
1,571 | $191.31 | $300,548 | 70,876 (Direct) |
View |
2022-12-08 Sale |
2022-12-09 09:00 am |
MESA LABORATORIES INC | MLAB | Hall Shannon Director |
230 | $174.97 | $40,244 | 957 (Direct) |
View |
2022-11-11 Sale |
2022-11-21 10:06 am |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
2,500 | $175.45 | $438,625 | 68,976 (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 |
2023-09-01 Option Award |
2023-09-05 5:11 pm |
2024-09-01 N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
3,109 | $0 | 3,109 (Direct) |
View |
2023-09-01 Option Award |
2023-09-05 5:04 pm |
2024-09-01 N/A |
MESA LABORATORIES INC | MLAB | Archbold Brian David SVP Operations |
2,533 | $0 | 2,533 (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 |
2018-09-01 2023-09-01 |
MESA LABORATORIES INC | MLAB | Owens Gary M President and CEO |
2,000 | $0 | 129,801 (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 |
2023-08-15 Exercise |
2023-08-16 3:54 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Tripeny R Tony Director |
1,105 | $0 | 1,605 (Direct) |
View |
2023-08-15 Exercise |
2023-08-16 3:45 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Ladiwala Shiraz Shabanali Director |
1,055 | $0 | 1,460 (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 |
2023-08-15 Exercise |
2023-08-16 3:28 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Alltoft Jennifer Sadie Director |
754 | $0 | 2,400 (Direct) |
View |
2023-08-15 Exercise |
2023-08-16 3:19 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
754 | $0 | 69,760 (Direct) |
View |
2023-08-15 Exercise |
2023-08-16 2:03 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Hall Shannon Director |
754 | $0 | 1,711 (Direct) |
View |
2023-06-21 Option Award |
2023-06-26 10:45 am |
2024-06-21 2029-06-21 |
MESA LABORATORIES INC | MLAB | Archbold Brian David SVP Operations |
4,579 | $0 | 15,406 (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 |
2023-06-21 Option Award |
2023-06-26 10:29 am |
2024-06-21 2029-06-21 |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
5,619 | $0 | 26,293 (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 |
2023-06-16 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 1:22 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 |
2023-06-16 Exercise |
2023-06-21 12:23 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Archbold Brian David SVP Operations |
1,224 | $0 | 3,482 (Direct) |
View |
2023-06-16 Tax Withholding |
2023-06-21 12:23 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Archbold Brian David SVP Operations |
189 | $135.55 | 3,482 (Direct) |
View |
2023-06-16 Exercise |
2023-06-21 12:02 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
1,696 | $0 | 12,828 (Direct) |
View |
2023-06-15 Tax Withholding |
2023-06-21 12:02 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
288 | $135.55 | 12,828 (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 |
2023-06-15 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 7:46 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
30 | $0 | 69,006 (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 |
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 7:10 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Archbold Brian David SVP Operations |
1,228 | $0 | 3,671 (Direct) |
View |
2023-06-15 Tax Withholding |
2023-06-16 7:10 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Archbold Brian David SVP Operations |
283 | $134.45 | 3,671 (Direct) |
View |
2023-06-15 Exercise |
2023-06-16 6:24 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
1,696 | $0 | 13,216 (Direct) |
View |
2023-06-15 Tax Withholding |
2023-06-16 6:24 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
373 | $134.45 | 13,216 (Direct) |
View |
2023-03-24 Exercise |
2023-03-27 09:40 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
1,128 | $51.85 | 78,074 (Direct) |
View |
2023-03-22 Exercise |
2023-03-27 09:40 am |
2018-04-03 2023-04-03 |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
4,628 | $0 | 78,074 (Direct) |
View |
2023-03-22 Exercise |
2023-03-27 09:40 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
3,500 | $122.66 | 78,074 (Direct) |
View |
2023-03-15 Exercise |
2023-03-16 2:42 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
1,000 | $70.56 | 35,098 (Direct) |
View |
2023-03-15 Exercise |
2023-03-16 2:42 pm |
2016-04-01 2023-04-01 |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
1,000 | $0 | 35,098 (Direct) |
View |
2023-03-09 Exercise |
2023-03-09 6:13 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
400 | $70.56 | 36,098 (Direct) |
View |
2023-03-09 Exercise |
2023-03-09 6:13 pm |
2016-04-01 2023-04-01 |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
400 | $0 | 36,098 (Direct) |
View |
2023-02-09 Exercise |
2023-02-09 8:04 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
1,000 | $51.85 | 36,498 (Direct) |
View |
2023-02-09 Exercise |
2023-02-09 8:04 pm |
2014-04-01 2023-04-01 |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
1,000 | $0 | 36,498 (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 |
2023-01-23 Exercise |
2023-01-25 12:23 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
2,100 | $70.56 | 37,498 (Direct) |
View |
2023-01-23 Exercise |
2023-01-25 12:23 pm |
2016-04-01 2023-04-01 |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
2,100 | $0 | 37,498 (Direct) |
View |
2023-01-13 Exercise |
2023-01-17 10:52 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
571 | $72.02 | 70,876 (Direct) |
View |
2023-01-13 Exercise |
2023-01-17 10:52 am |
2016-04-08 2023-04-08 |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
1,571 | $0 | 70,876 (Direct) |
View |
2013-01-13 Exercise |
2023-01-17 10:52 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
1,000 | $122.66 | 70,876 (Direct) |
View |
2022-11-15 Option Award |
2022-12-14 11:26 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | Ladiwala Shiraz Shabanali Director |
40 | $0 | 40 (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 1:46 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
1,817 | $0 | 10,819 (Direct) |
View |
2022-09-01 Tax Withholding |
2022-09-02 1:46 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Sakys John CFO |
799 | $178.42 | 10,819 (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 |
2022-09-01 Exercise |
2022-09-02 1:14 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Archbold Brian David VP Operations |
903 | $0 | 2,013 (Direct) |
View |
2022-09-01 Tax Withholding |
2022-09-02 1:14 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Archbold Brian David VP Operations |
412 | $178.42 | 2,013 (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 |
2022-09-01 Exercise |
2022-09-02 12:43 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Schmieder John Bradley Director |
431 | $0 | 71,476 (Direct) |
View |
2022-09-01 Exercise |
2022-09-02 12:37 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | Hall Shannon Director |
431 | $0 | 1,187 (Direct) |
View |