The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) by Roiko John Charles since 2017.
The trader's CIK number is 1693171.
At the time of the last reporting, Roiko John Charles was the Interim CFO of National Instruments Corp. (stock ticker symbol NATI).
Also see all insider trading activities at National Instruments Corp.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2020 | NATI | 0 | $0 | 789 | $36,325 | 185 | $6,508 |
| 2019 | NATI | 0 | $0 | 0 | $0 | 4,132 | $84,065 |
| 2018 | NATI | 0 | $0 | 6,360 | $304,194 | 4,465 | $84,654 |
| 2017 | NATI | 0 | $0 | 1,536 | $61,964 | 3,943 | $60,585 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2020-02-03 | NATI | Option Ex | 185 | 35.18 | 6,508 |
| 2020-02-04 | NATI | Sale | 789 | 46.04 | 36,325 |
| 2019-08-01 | NATI | Option Ex | 183 | 35.50 | 6,495 |
| 2019-11-01 | NATI | Option Ex | 12 | 35.18 | 422 |
| 2019-02-01 | NATI | Option Ex | 168 | 37.59 | 6,314 |
| 2019-05-01 | NATI | Option Ex | 3,769 | 18.79 | 70,834 |
| 2018-11-01 | NATI | Option Ex | 34 | 37.24 | 1,266 |
| 2018-11-06 | NATI | Sale | 1,179 | 49.28 | 58,104 |
| 2018-08-29 | NATI | Sale | 1,388 | 47.33 | 65,696 |
| 2018-08-01 | NATI | Option Ex | 179 | 34.76 | 6,221 |
| 2018-08-16 | NATI | Sale | 1,947 | 44.99 | 87,591 |
| 2018-05-01 | NATI | Option Ex | 4,095 | 17.38 | 71,162 |
| 2018-02-01 | NATI | Option Ex | 157 | 38.25 | 6,005 |
| 2018-02-01 | NATI | Sale | 1,846 | 50.27 | 92,803 |
| 2017-08-01 | NATI | Option Ex | 203 | 29.67 | 6,023 |
| 2017-11-15 | NATI | Sale | 489 | 44.45 | 21,735 |
| 2017-11-01 | NATI | Option Ex | 91 | 34.97 | 3,182 |
| 2017-05-30 | NATI | Sale | 1,047 | 38.42 | 40,229 |
| 2017-05-01 | NATI | Option Ex | 3,397 | 13.35 | 45,363 |
| 2017-02-01 | NATI | Option Ex | 252 | 23.88 | 6,017 |
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 Roiko John Charles (Interim CFO of National Instruments Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.