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.
"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 |
| 2021-12-15 Sale | 2021-12-17 10:57 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 23,669 | $71.34 | $1,688,647 | 10,426,610 (Direct) | View |
| 2021-11-17 Sale | 2021-11-19 1:38 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 9,867 | $78.27 | $772,300 | 10,450,279 (Direct) | View |
| 2021-11-15 Sale | 2021-11-17 11:59 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 15,850 | $78.45 | $1,243,418 | 20,928,391 (Direct) | View |
| 2021-10-19 Sale | 2021-10-21 09:48 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 11,955 | $74.11 | $886,028 | 10,475,996 (Direct) | View |
| 2021-10-15 Sale | 2021-10-19 11:00 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 28,045 | $73.57 | $2,063,166 | 20,990,499 (Direct) | View |
| 2021-09-17 Sale | 2021-09-20 10:39 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 22,151 | $74.66 | $1,653,891 | 10,515,996 (Direct) | View |
| 2021-09-15 Sale | 2021-09-17 2:13 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 17,849 | $75.25 | $1,343,065 | 21,085,325 (Direct) | View |
| 2021-08-18 Sale | 2021-08-19 10:10 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 13,907 | $70.93 | $986,382 | 10,555,996 (Direct) | View |
| 2021-08-16 Sale | 2021-08-18 10:55 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 26,093 | $71.84 | $1,874,468 | 21,147,085 (Direct) | View |
| 2021-07-19 Sale | 2021-07-20 2:32 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 11,180 | $64.98 | $726,514 | 10,595,996 (Direct) | View |
| 2021-07-15 Sale | 2021-07-19 11:32 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 28,820 | $65.6 | $1,890,698 | 21,229,346 (Direct) | View |
| 2021-06-17 Sale | 2021-06-21 08:38 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 9,940 | $62.99 | $626,110 | 10,635,996 (Direct) | View |
| 2021-06-15 Sale | 2021-06-17 1:40 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 30,060 | $64.04 | $1,925,078 | 21,310,103 (Direct) | View |
| 2021-05-19 Sale | 2021-05-20 09:36 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 12,980 | $61.26 | $795,170 | 10,675,996 (Direct) | View |
| 2021-05-17 Sale | 2021-05-19 5:00 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 27,020 | $64.69 | $1,747,922 | 21,395,467 (Direct) | View |
| 2021-04-15 Sale | 2021-04-16 1:27 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 40,000 | $63.07 | $2,522,617 | 10,715,996 (Direct) | View |
| 2021-03-17 Sale | 2021-03-18 6:37 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,998 | $60.25 | $421,632 | 10,755,996 (Direct) | View |
| 2021-03-15 Sale | 2021-03-17 7:16 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 33,002 | $61.11 | $2,016,904 | 21,545,074 (Direct) | View |
| 2021-02-18 Sale | 2021-02-19 12:45 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 3,755 | $61.11 | $229,484 | 10,795,996 (Direct) | View |
| 2021-02-16 Sale | 2021-02-18 9:37 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 36,245 | $64.35 | $2,332,503 | 21,617,564 (Direct) | View |
| 2021-01-20 Sale | 2021-01-22 6:56 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 7,430 | $61.9 | $459,882 | 10,835,996 (Direct) | View |
| 2021-01-15 Sale | 2021-01-20 5:20 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 32,570 | $60.52 | $1,970,996 | 21,704,589 (Direct) | View |
| 2020-12-17 Sale | 2020-12-21 5:37 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 3,906 | $57.84 | $225,915 | 10,875,996 (Direct) | View |
| 2020-12-15 Sale | 2020-12-17 5:58 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 36,094 | $56.92 | $2,054,624 | 21,777,886 (Direct) | View |
| 2020-11-16 Sale | 2020-11-18 2:45 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 40,000 | $49.17 | $1,966,928 | 21,852,986 (Direct) | View |
| 2020-10-19 Sale | 2020-10-21 3:59 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 9,126 | $46.29 | $422,452 | 10,955,996 (Direct) | View |
| 2020-10-15 Sale | 2020-10-19 5:30 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 30,874 | $45.96 | $1,418,976 | 21,941,830 (Direct) | View |
| 2020-09-15 Sale | 2020-09-17 7:13 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 40,000 | $40.42 | $1,616,904 | 22,018,123 (Direct) | View |
| 2020-08-17 Sale | 2020-08-19 2:34 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 40,000 | $40.87 | $1,634,633 | 22,095,666 (Direct) | View |
| 2020-07-17 Sale | 2020-07-20 4:39 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,576 | $37.83 | $248,773 | 11,075,996 (Direct) | View |
| 2020-07-15 Sale | 2020-07-17 3:09 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 33,424 | $37.65 | $1,258,431 | 22,179,965 (Direct) | View |
| 2019-10-03 Sale | 2019-10-07 4:22 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 30,534 | $32.49 | $992,172 | 11,115,996 (Direct) | View |
| 2019-10-02 Sale | 2019-10-03 12:54 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 29,335 | $32.87 | $964,329 | 11,146,530 (Direct) | View |
| 2019-10-01 Sale | 2019-10-03 07:40 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 20,131 | $34 | $684,523 | 11,175,865 (Direct) | View |
| 2019-09-03 Sale | 2019-09-05 6:57 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 80,000 | $33.51 | $2,681,069 | 22,396,032 (Direct) | View |
| 2019-08-01 Sale | 2019-08-05 8:37 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 80,000 | $40.61 | $3,249,102 | 22,616,694 (Direct) | View |
| 2019-07-02 Sale | 2019-07-05 09:25 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 25,516 | $40.42 | $1,031,357 | 11,355,996 (Direct) | View |
| 2019-07-01 Sale | 2019-07-03 09:39 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 54,484 | $40.93 | $2,230,230 | 11,381,512 (Direct) | View |
| 2019-06-04 Sale | 2019-06-06 2:10 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,300 | $37.61 | $236,912 | 11,435,996 (Direct) | View |
| 2019-06-03 Sale | 2019-06-05 9:27 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 73,700 | $36.86 | $2,716,521 | 11,442,296 (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 |
| 2021-12-15 Conversion | 2021-12-17 10:57 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 23,669 | $0 | 10,426,610 (Direct) | View |
| 2021-11-17 Conversion | 2021-11-19 1:38 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 9,867 | $0 | 10,450,279 (Direct) | View |
| 2021-11-15 Conversion | 2021-11-17 11:59 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 15,850 | $0 | 20,928,391 (Direct) | View |
| 2021-10-19 Conversion | 2021-10-21 09:48 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 11,955 | $0 | 10,475,996 (Direct) | View |
| 2021-10-15 Conversion | 2021-10-19 11:00 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 28,045 | $0 | 20,990,499 (Direct) | View |
| 2021-09-17 Conversion | 2021-09-20 10:39 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 22,151 | $0 | 10,515,996 (Direct) | View |
| 2021-09-15 Conversion | 2021-09-17 2:13 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 17,849 | $0 | 21,085,325 (Direct) | View |
| 2021-08-18 Conversion | 2021-08-19 10:10 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 13,907 | $0 | 10,555,996 (Direct) | View |
| 2021-08-16 Conversion | 2021-08-18 10:55 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 26,093 | $0 | 21,147,085 (Direct) | View |
| 2021-07-19 Conversion | 2021-07-20 2:32 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 11,180 | $0 | 10,595,996 (Direct) | View |
| 2021-07-15 Conversion | 2021-07-19 11:32 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 28,820 | $0 | 21,229,346 (Direct) | View |
| 2021-06-17 Conversion | 2021-06-21 08:38 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 9,940 | $0 | 10,635,996 (Direct) | View |
| 2021-06-15 Conversion | 2021-06-17 1:40 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 30,060 | $0 | 21,310,103 (Direct) | View |
| 2021-05-19 Conversion | 2021-05-20 09:36 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 12,980 | $0 | 10,675,996 (Direct) | View |
| 2021-05-17 Conversion | 2021-05-19 5:00 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 27,020 | $0 | 21,395,467 (Direct) | View |
| 2021-04-15 Conversion | 2021-04-16 1:27 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 40,000 | $0 | 10,715,996 (Direct) | View |
| 2021-03-17 Conversion | 2021-03-18 6:37 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,998 | $0 | 10,755,996 (Direct) | View |
| 2021-03-15 Conversion | 2021-03-17 7:16 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 33,002 | $0 | 21,545,074 (Direct) | View |
| 2021-02-18 Conversion | 2021-02-19 12:45 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 3,755 | $0 | 10,795,996 (Direct) | View |
| 2021-02-16 Conversion | 2021-02-18 9:37 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 36,245 | $0 | 21,617,564 (Direct) | View |
| 2021-01-20 Conversion | 2021-01-22 6:56 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 7,430 | $0 | 10,835,996 (Direct) | View |
| 2021-01-15 Conversion | 2021-01-20 5:20 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 32,570 | $0 | 21,704,589 (Direct) | View |
| 2020-12-17 Conversion | 2020-12-21 5:37 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 3,906 | $0 | 10,875,996 (Direct) | View |
| 2020-12-15 Conversion | 2020-12-17 5:58 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 36,094 | $0 | 21,777,886 (Direct) | View |
| 2020-11-16 Conversion | 2020-11-18 2:45 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 40,000 | $0 | 21,852,986 (Direct) | View |
| 2020-10-19 Conversion | 2020-10-21 3:59 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 9,126 | $0 | 10,955,996 (Direct) | View |
| 2020-10-15 Conversion | 2020-10-19 5:30 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 30,874 | $0 | 21,941,830 (Direct) | View |
| 2020-09-15 Conversion | 2020-09-17 7:13 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 40,000 | $0 | 22,018,123 (Direct) | View |
| 2020-08-17 Conversion | 2020-08-19 2:34 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 40,000 | $0 | 22,095,666 (Direct) | View |
| 2020-07-17 Conversion | 2020-07-20 4:39 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,576 | $0 | 11,075,996 (Direct) | View |
| 2020-07-15 Conversion | 2020-07-17 3:09 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 33,424 | $0 | 22,179,965 (Direct) | View |
| 2019-10-03 Conversion | 2019-10-07 4:22 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 30,534 | $0 | 11,115,996 (Direct) | View |
| 2019-10-02 Conversion | 2019-10-03 12:54 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 29,335 | $0 | 11,146,530 (Direct) | View |
| 2019-10-01 Conversion | 2019-10-03 07:40 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 20,131 | $0 | 11,175,865 (Direct) | View |
| 2019-09-03 Conversion | 2019-09-05 6:57 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 80,000 | $0 | 22,396,032 (Direct) | View |
| 2019-08-01 Conversion | 2019-08-05 8:37 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 80,000 | $0 | 22,616,694 (Direct) | View |
| 2019-07-02 Conversion | 2019-07-05 09:25 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 25,516 | $0 | 11,355,996 (Direct) | View |
| 2019-07-01 Conversion | 2019-07-03 09:39 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 54,484 | $0 | 11,381,512 (Direct) | View |
| 2019-06-04 Conversion | 2019-06-06 2:10 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,300 | $0 | 11,435,996 (Direct) | View |
| 2019-06-03 Conversion | 2019-06-05 9:27 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 73,700 | $0 | 11,442,296 (Direct) | View |