The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Hall Shannon since 2015.
This trader's CIK number is 1621222.
At the time of last reporting, Hall Shannon was the Director 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 |
| 2017 | BIO, BIOB | 0 | $0 | 2,145 | $475,776 | 1,920 | $0 |
| 2016 | BIO, BIOB | 0 | $0 | 2,162 | $321,043 | 1,540 | $0 |
| 2015 | BIO, BIOB | 0 | $0 | 358 | $49,644 | 1,160 | $0 |
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | MLAB | 0 | $0 | 0 | $0 | 1,404 | $0 |
| 2024 | MLAB | 0 | $0 | 0 | $0 | 1,074 | $0 |
| 2023 | MLAB | 0 | $0 | 0 | $0 | 754 | $0 |
| 2022 | MLAB | 0 | $0 | 230 | $40,244 | 431 | $0 |
| 2021 | MLAB | 0 | $0 | 0 | $0 | 502 | $0 |
| 2020 | MLAB | 0 | $0 | 0 | $0 | 254 | $0 |
1. Bio-rad Laboratories, Inc. (BIO, BIOB)
2. Mesa Laboratories Inc /co/ (MLAB)
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2017-09-13 | BIO, BIOB | Sale | 1,245 | 221.20 | 275,390 |
| 2017-09-12 | BIO, BIOB | Option Ex | 240 | .00 | 0 |
| 2017-09-10 | BIO, BIOB | Option Ex | 240 | .00 | 0 |
| 2017-09-11 | BIO, BIOB | Option Ex | 840 | .00 | 0 |
| 2017-09-07 | BIO, BIOB | Option Ex | 600 | .00 | 0 |
| 2017-05-31 | BIO, BIOB | Sale | 900 | 222.65 | 200,386 |
| 2016-11-07 | BIO, BIOB | Sale | 84 | 165.62 | 13,912 |
| 2016-11-04 | BIO, BIOB | Option Ex | 220 | .00 | 0 |
| 2016-09-12 | BIO, BIOB | Option Ex | 240 | .00 | 0 |
| 2016-09-13 | BIO, BIOB | Sale | 92 | 158.08 | 14,543 |
| 2016-09-10 | BIO, BIOB | Option Ex | 240 | .00 | 0 |
| 2016-09-11 | BIO, BIOB | Option Ex | 840 | .00 | 0 |
| 2016-09-12 | BIO, BIOB | Sale | 414 | 155.02 | 64,177 |
| 2016-06-13 | BIO, BIOB | Sale | 1,572 | 145.30 | 228,411 |
| 2015-11-04 | BIO, BIOB | Option Ex | 220 | .00 | 0 |
| 2015-09-11 | BIO, BIOB | Option Ex | 240 | .00 | 0 |
| 2015-09-12 | BIO, BIOB | Option Ex | 240 | .00 | 0 |
| 2015-09-14 | BIO, BIOB | Sale | 182 | 139.11 | 25,318 |
| 2015-09-10 | BIO, BIOB | Option Ex | 240 | .00 | 0 |
| 2015-09-11 | BIO, BIOB | Sale | 92 | 137.50 | 12,650 |
| 2015-09-08 | BIO, BIOB | Option Ex | 220 | .00 | 0 |
| 2015-09-09 | BIO, BIOB | Sale | 84 | 139.01 | 11,676 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-08-15 | MLAB | Option Ex | 1,404 | .00 | 0 |
| 2024-09-01 | MLAB | Option Ex | 1,074 | .00 | 0 |
| 2023-08-15 | MLAB | Option Ex | 754 | .00 | 0 |
| 2022-12-08 | MLAB | Sale | 230 | 174.97 | 40,244 |
| 2022-09-01 | MLAB | Option Ex | 431 | .00 | 0 |
| 2021-08-15 | MLAB | Option Ex | 308 | .00 | 0 |
| 2021-06-15 | MLAB | Option Ex | 194 | .00 | 0 |
| 2020-11-15 | MLAB | Option Ex | 254 | .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 Hall Shannon (Director of Mesa Laboratories Inc /co/ at the time of this reporting) see the Securities and Exchange Commission (SEC) website.