The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Archbold Brian David since 2019.
This trader's CIK number is 1776947.
At the time of last reporting, Archbold Brian David was the SVP Operations of Mesa Laboratories Inc /co/. (stock ticker symbol MLAB).
Also see all insider trading activities at Mesa Laboratories Inc /co/.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | MLAB | 0 | $0 | 472 | $45,839 | 4,430 | $318,554 |
| 2024 | MLAB | 0 | $0 | 1,499 | $187,375 | 1,734 | $0 |
| 2023 | MLAB | 0 | $0 | 1,500 | $168,540 | 1,226 | $0 |
| 2022 | MLAB | 0 | $0 | 392 | $73,783 | 1,241 | $0 |
| 2021 | MLAB | 0 | $0 | 4,257 | $1,225,938 | 1,804 | $335,400 |
| 2020 | MLAB | 0 | $0 | 1,259 | $328,771 | 1,168 | $185,184 |
| 2019 | MLAB | 0 | $0 | 0 | $0 | 70 | $0 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-06-21 | MLAB | Option Ex | 844 | 95.82 | 80,872 |
| 2025-06-18 | MLAB | Option Ex | 2,556 | 92.99 | 237,682 |
| 2025-06-15 | MLAB | Option Ex | 1,030 | .00 | 0 |
| 2025-06-16 | MLAB | Sale | 472 | 97.12 | 45,839 |
| 2024-09-13 | MLAB | Sale | 1,499 | 125.00 | 187,375 |
| 2024-09-01 | MLAB | Option Ex | 845 | .00 | 0 |
| 2024-06-14 | MLAB | Option Ex | 889 | .00 | 0 |
| 2023-12-15 | MLAB | Sale | 1,500 | 112.36 | 168,540 |
| 2023-06-16 | MLAB | Option Ex | 612 | .00 | 0 |
| 2023-06-15 | MLAB | Option Ex | 614 | .00 | 0 |
| 2022-09-01 | MLAB | Option Ex | 903 | .00 | 0 |
| 2022-06-21 | MLAB | Sale | 392 | 188.22 | 73,783 |
| 2022-06-17 | MLAB | Option Ex | 338 | .00 | 0 |
| 2021-12-14 | MLAB | Option Ex | 1,659 | 190.89 | 316,681 |
| 2021-12-14 | MLAB | Sale | 1,659 | 325.02 | 539,208 |
| 2021-08-09 | MLAB | Sale | 639 | 280.03 | 178,939 |
| 2021-06-17 | MLAB | Sale | 400 | 256.56 | 102,624 |
| 2021-06-16 | MLAB | Sale | 1,336 | 257.90 | 344,561 |
| 2021-03-11 | MLAB | Option Ex | 145 | 129.10 | 18,719 |
| 2021-03-10 | MLAB | Sale | 223 | 271.78 | 60,606 |
| 2020-11-09 | MLAB | Option Ex | 533 | 203.54 | 108,486 |
| 2020-11-09 | MLAB | Sale | 533 | 272.11 | 145,034 |
| 2020-08-10 | MLAB | Option Ex | 565 | 135.75 | 76,698 |
| 2020-08-10 | MLAB | Sale | 603 | 250.00 | 150,750 |
| 2020-06-15 | MLAB | Option Ex | 70 | .00 | 0 |
| 2020-02-21 | MLAB | Sale | 123 | 268.19 | 32,987 |
| 2019-06-15 | MLAB | Option Ex | 70 | .00 | 0 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Archbold Brian David (SVP Operations of Mesa Laboratories Inc /co/ at the time of this reporting) see the Securities and Exchange Commission (SEC) website.