The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Dias Nelson since 2018.
This trader's CIK number is 1720642.
At the time of last reporting, Dias Nelson was the Chief Revenue Officer of Altair Engineering Inc.. (stock ticker symbol ALTR).
Also see all insider trading activities at Altair Engineering Inc..
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | ALTR | 0 | $0 | 2,535 | $282,303 | 0 | $0 |
| 2024 | ALTR | 0 | $0 | 23,651 | $2,487,394 | 22,500 | $0 |
| 2023 | ALTR | 0 | $0 | 8,427 | $579,980 | 7,516 | $0 |
| 2022 | ALTR | 0 | $0 | 4,655 | $227,917 | 4,000 | $9,920 |
| 2021 | ALTR | 0 | $0 | 475 | $28,711 | 0 | $0 |
| 2020 | ALTR | 0 | $0 | 6,307 | $294,807 | 4,000 | $2,560 |
| 2019 | ALTR | 0 | $0 | 2,895 | $91,299 | 8,000 | $5,120 |
| 2018 | ALTR | 0 | $0 | 4,000 | $133,700 | 2,000 | $920 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-03-17 | ALTR | Sale | 1,671 | 111.30 | 185,982 |
| 2025-03-03 | ALTR | Sale | 491 | 111.45 | 54,721 |
| 2025-02-26 | ALTR | Sale | 373 | 111.53 | 41,600 |
| 2024-12-10 | ALTR | Option Ex | 22,500 | .00 | 0 |
| 2024-12-10 | ALTR | Sale | 22,500 | 106.23 | 2,390,085 |
| 2024-05-08 | ALTR | Sale | 285 | 84.38 | 24,048 |
| 2024-03-04 | ALTR | Sale | 491 | 85.32 | 41,892 |
| 2024-02-28 | ALTR | Sale | 375 | 83.65 | 31,369 |
| 2023-06-02 | ALTR | Sale | 2,356 | 74.03 | 174,402 |
| 2023-06-02 | ALTR | Option Ex | 2,356 | .00 | 0 |
| 2023-05-16 | ALTR | Option Ex | 3,636 | .00 | 0 |
| 2023-05-16 | ALTR | Sale | 3,636 | 67.78 | 246,458 |
| 2023-03-16 | ALTR | Sale | 422 | 65.48 | 27,632 |
| 2023-03-17 | ALTR | Sale | 116 | 68.11 | 7,900 |
| 2023-03-15 | ALTR | Sale | 1,524 | 65.47 | 99,776 |
| 2023-03-15 | ALTR | Option Ex | 1,524 | .00 | 0 |
| 2023-03-01 | ALTR | Sale | 373 | 63.84 | 23,812 |
| 2022-11-23 | ALTR | Option Ex | 4,000 | 2.48 | 9,920 |
| 2022-11-23 | ALTR | Sale | 4,000 | 47.11 | 188,436 |
| 2022-07-14 | ALTR | Sale | 9 | 49.82 | 448 |
| 2022-03-17 | ALTR | Sale | 116 | 61.13 | 7,091 |
| 2022-03-16 | ALTR | Sale | 417 | 59.21 | 24,690 |
| 2022-03-15 | ALTR | Sale | 8 | 59.48 | 475 |
| 2022-03-07 | ALTR | Sale | 105 | 64.55 | 6,777 |
| 2021-03-17 | ALTR | Sale | 118 | 59.58 | 7,029 |
| 2021-03-16 | ALTR | Sale | 252 | 60.42 | 15,224 |
| 2021-03-04 | ALTR | Sale | 105 | 61.51 | 6,458 |
| 2020-11-25 | ALTR | Sale | 4,000 | 52.06 | 208,256 |
| 2020-11-25 | ALTR | Option Ex | 4,000 | .64 | 2,560 |
| 2020-06-04 | ALTR | Sale | 2,000 | 39.30 | 78,600 |
| 2020-03-16 | ALTR | Sale | 213 | 24.61 | 5,241 |
| 2020-03-09 | ALTR | Sale | 94 | 28.84 | 2,710 |
| 2019-12-13 | ALTR | Sale | 56 | 33.54 | 1,878 |
| 2019-12-11 | ALTR | Option Ex | 8,000 | .64 | 5,120 |
| 2019-12-11 | ALTR | Sale | 2,754 | 31.37 | 86,392 |
| 2019-03-06 | ALTR | Sale | 85 | 35.64 | 3,029 |
| 2018-06-11 | ALTR | Sale | 4,000 | 33.42 | 133,700 |
| 2017-12-11 | ALTR | Option Ex | 2,000 | .46 | 920 |
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 Dias Nelson (Chief Revenue Officer of Altair Engineering Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.