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 |
2021-11-08 Sale |
2021-11-09 10:44 am |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
18 | $324.07 | $5,833 | 3,169 (Direct) |
View |
2021-08-31 Sale |
2021-09-01 10:57 am |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
603 | $267.29 | $161,176 | 2,600 (Direct) |
View |
2021-06-04 Sale |
2021-06-07 6:34 pm |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
851 | $260.28 | $221,498 | 7,084 (Direct) |
View |
2020-12-11 Sale |
2020-12-14 11:57 am |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
250 | $283.18 | $70,795 | 2,350 (Direct) |
View |
2020-11-16 Sale |
2020-11-18 11:09 am |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
704 | $283.31 | $199,450 | 4,038 (Direct) |
View |
2020-08-28 Sale |
2020-09-02 4:41 pm |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
780 | $244.77 | $190,920 | 6,320 (Direct) |
View |
2020-08-17 Sale |
2020-08-18 5:29 pm |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
800 | $247.72 | $198,176 | 5,045 (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 |
2021-11-08 Exercise |
2021-11-09 10:44 am |
2015-10-02 2022-10-02 |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
18 | $0 | 3,169 (Direct) |
View |
2021-11-08 Exercise |
2021-11-09 10:44 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
18 | $58.51 | 3,169 (Direct) |
View |
2021-09-01 Option Award |
2021-09-01 6:00 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
431 | $0 | 431 (Direct) |
View |
2021-08-15 Exercise |
2021-08-16 2:10 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
308 | $0 | 3,203 (Direct) |
View |
2021-06-15 Exercise |
2021-06-16 2:20 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
295 | $0 | 2,955 (Direct) |
View |
2021-06-04 Exercise |
2021-06-07 6:34 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
90 | $142.4 | 7,084 (Direct) |
View |
2021-06-04 Exercise |
2021-06-07 6:34 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
172 | $89.7 | 7,084 (Direct) |
View |
2021-06-04 Exercise |
2021-06-07 6:34 pm |
2015-04-01 2022-04-01 |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
851 | $0 | 7,084 (Direct) |
View |
2021-06-04 Exercise |
2021-06-07 6:34 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
200 | $122.66 | 7,084 (Direct) |
View |
2021-06-04 Exercise |
2021-06-07 6:34 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
189 | $70.56 | 7,084 (Direct) |
View |
2021-06-04 Exercise |
2021-06-07 6:34 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
200 | $97.78 | 7,084 (Direct) |
View |
2020-11-16 Exercise |
2020-11-18 11:09 am |
2015-10-02 2022-10-02 |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
17 | $0 | 4,038 (Direct) |
View |
2020-11-16 Exercise |
2020-11-18 11:09 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
17 | $58.51 | 4,038 (Direct) |
View |
2020-11-15 Exercise |
2020-11-16 11:07 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
477 | $0 | 3,595 (Direct) |
View |
2020-11-15 Option Award |
2020-11-16 11:07 am |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
308 | $0 | 3,595 (Direct) |
View |
2020-08-28 Exercise |
2020-09-02 4:41 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
180 | $142.4 | 6,320 (Direct) |
View |
2020-08-28 Exercise |
2020-09-02 4:41 pm |
2019-04-02 2024-04-02 |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
780 | $0 | 6,320 (Direct) |
View |
2020-08-31 Exercise |
2020-09-02 4:41 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
600 | $122.66 | 6,320 (Direct) |
View |
2020-08-17 Exercise |
2020-08-18 5:29 pm |
2017-04-01 2022-04-01 |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
800 | $0 | 5,045 (Direct) |
View |
2020-08-17 Exercise |
2020-08-18 5:29 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
800 | $97.78 | 5,045 (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 |
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 |
2020-06-15 Exercise |
2020-06-16 6:54 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
30 | $0 | 3,165 (Direct) |
View |
2020-06-15 Option Award |
2020-06-16 6:54 pm |
N/A N/A |
MESA LABORATORIES INC | MLAB | KELLY DAVID M Director |
265 | $0 | 3,165 (Direct) |
View |