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.
- Shares are not adjusted for stock split.
"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 |
2023-06-16 Sale |
2023-06-20 10:45 am |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $75.18 | $375,876 | 10,331,610 (Direct) |
View |
2023-03-09 Sale |
2023-06-13 6:51 pm |
Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer |
2,883 | $74.92 | $216,004 | 33,334 (Direct) |
View |
2023-06-09 Sale |
2023-06-12 07:47 am |
Altair Engineering Inc. | ALTR | Messano Amy Chief Marketing Officer |
109 | $74.63 | $8,134 | 15,470 (Direct) |
View |
2023-06-07 Sale |
2023-06-08 12:06 pm |
Altair Engineering Inc. | ALTR | Marraccini Jeffrey See Remarks |
3,151 | $74.94 | $236,146 | 6,513 (Direct) |
View |
2023-06-06 Sale |
2023-06-07 12:40 pm |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
9,267 | $74.3 | $688,557 | 104,886 (Indirect Direct) |
View |
2023-06-06 Sale |
2023-06-07 12:38 pm |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
100,000 | $74.42 | $7,442,179 | 10,500,732 (Indirect) |
View |
2023-06-06 Sale |
2023-06-07 12:33 pm |
Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner |
100,000 | $74.42 | $7,442,179 | 5,381,778 (Direct) |
View |
2023-06-02 Sale |
2023-06-05 3:34 pm |
Altair Engineering Inc. | ALTR | Dias Nelson Chief Revenue Officer |
2,356 | $74.03 | $174,403 | 34,507 (Direct) |
View |
2023-05-26 Sale |
2023-05-26 3:13 pm |
Altair Engineering Inc. | ALTR | Maitra Raoul Chief Legal Officer |
847 | $72.7 | $61,578 | 23,144 (Direct) |
View |
2023-05-16 Sale |
2023-05-17 2:06 pm |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
10,000 | $67.94 | $679,430 | 17,172,945 (Indirect Direct) |
View |
2023-05-16 Sale |
2023-05-17 2:05 pm |
Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner |
5,000 | $67.94 | $339,715 | 6,722,182 (Direct) |
View |
2023-05-16 Sale |
2023-05-17 2:03 pm |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $67.94 | $339,715 | 10,336,610 (Direct) |
View |
2023-05-16 Sale |
2023-05-17 09:58 am |
Altair Engineering Inc. | ALTR | Dias Nelson Chief Revenue Officer |
3,636 | $67.78 | $246,459 | 34,213 (Direct) |
View |
2023-05-12 Sale |
2023-05-15 6:31 pm |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
548 | $67.4 | $36,935 | 114,153 (Indirect Direct) |
View |
2023-05-12 Sale |
2023-05-15 6:30 pm |
Altair Engineering Inc. | ALTR | Marraccini Jeffrey See Remarks |
41 | $67.4 | $2,763 | 4,002 (Direct) |
View |
2023-05-10 Sale |
2023-05-11 10:47 am |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
5,358 | $67.82 | $363,380 | 114,701 (Indirect Direct) |
View |
2023-04-17 Sale |
2023-04-18 3:50 pm |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
10,000 | $70.33 | $703,294 | 17,188,851 (Indirect Direct) |
View |
2023-04-17 Sale |
2023-04-18 3:49 pm |
Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner |
5,000 | $70.33 | $351,647 | 6,727,182 (Direct) |
View |
2023-04-17 Sale |
2023-04-18 3:47 pm |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $70.33 | $351,647 | 10,341,610 (Direct) |
View |
2023-04-13 Sale |
2023-04-17 08:41 am |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
100,000 | $71.23 | $7,123,397 | 15,394,736 (Indirect) |
View |
2023-04-13 Sale |
2023-04-17 08:40 am |
Altair Engineering Inc. | ALTR | GC Investments LLC 10% Owner |
100,000 | $71.23 | $7,123,397 | 9,538,008 (Direct) |
View |
2023-04-11 Sale |
2023-04-12 3:53 pm |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
50,000 | $70.5 | $3,525,200 | 10,700,732 (Indirect) |
View |
2023-04-11 Sale |
2023-04-12 3:51 pm |
Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner |
50,000 | $70.5 | $3,525,200 | 5,481,778 (Direct) |
View |
2023-04-06 Sale |
2023-04-10 2:02 pm |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
50,000 | $70.49 | $3,524,550 | 10,750,732 (Indirect) |
View |
2023-04-06 Sale |
2023-04-10 2:01 pm |
Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner |
50,000 | $70.49 | $3,524,550 | 5,531,778 (Direct) |
View |
2023-03-16 Sale |
2023-03-17 2:22 pm |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
1,893 | $64.97 | $122,988 | 120,059 (Indirect Direct) |
View |
2023-03-16 Sale |
2023-03-17 2:20 pm |
Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer |
5,152 | $67.72 | $348,916 | 33,566 (Direct) |
View |
2023-03-16 Sale |
2023-03-17 2:17 pm |
Altair Engineering Inc. | ALTR | Dias Nelson Chief Revenue Officer |
538 | $65.65 | $35,318 | 34,213 (Direct) |
View |
2023-03-16 Sale |
2023-03-17 2:16 pm |
Altair Engineering Inc. | ALTR | Messano Amy Chief Marketing Officer |
155 | $64.97 | $10,070 | 15,579 (Direct) |
View |
2023-03-16 Sale |
2023-03-17 2:15 pm |
Altair Engineering Inc. | ALTR | Gayle Brian Chief Accounting Officer |
376 | $65.63 | $24,677 | 18,185 (Direct) |
View |
2023-03-16 Sale |
2023-03-17 2:13 pm |
Altair Engineering Inc. | ALTR | Buckner Stephanie Chief Operating Officer |
31 | $64.96 | $2,014 | 21,372 (Indirect Direct) |
View |
2023-03-16 Sale |
2023-03-17 2:12 pm |
Altair Engineering Inc. | ALTR | Maitra Raoul Chief Legal Officer |
313 | $64.97 | $20,337 | 23,991 (Direct) |
View |
2023-03-16 Sale |
2023-03-17 2:01 pm |
Altair Engineering Inc. | ALTR | Saravia Gilma Chief People Officer |
155 | $64.97 | $10,071 | 16,142 (Direct) |
View |
2023-03-16 Sale |
2023-03-17 2:00 pm |
Altair Engineering Inc. | ALTR | Marraccini Jeffrey See Remarks |
220 | $64.97 | $14,293 | 4,043 (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 |
2023-06-16 Conversion |
2023-06-20 10:45 am |
N/A N/A |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $0 | 10,331,610 (Direct) |
View |
2023-06-07 Exercise |
2023-06-08 12:06 pm |
N/A 2030-06-02 |
Altair Engineering Inc. | ALTR | Marraccini Jeffrey See Remarks |
3,151 | $0 | 6,513 (Direct) |
View |
2023-06-06 Conversion |
2023-06-07 12:38 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
100,000 | $0 | 10,500,732 (Indirect) |
View |
2023-06-06 Conversion |
2023-06-07 12:33 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner |
100,000 | $0 | 5,381,778 (Direct) |
View |
2023-06-02 Exercise |
2023-06-05 3:34 pm |
N/A 2030-03-16 |
Altair Engineering Inc. | ALTR | Dias Nelson Chief Revenue Officer |
2,356 | $0 | 34,507 (Direct) |
View |
2023-05-16 Conversion |
2023-05-17 2:06 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
10,000 | $0 | 17,172,945 (Indirect) |
View |
2023-05-16 Conversion |
2023-05-17 2:05 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner |
5,000 | $0 | 6,722,182 (Direct) |
View |
2023-05-16 Conversion |
2023-05-17 2:03 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $0 | 10,336,610 (Direct) |
View |
2023-05-16 Exercise |
2023-05-17 09:58 am |
N/A 2025-12-17 |
Altair Engineering Inc. | ALTR | Dias Nelson Chief Revenue Officer |
3,636 | $0 | 34,213 (Direct) |
View |
2023-05-09 Option Award |
2023-05-10 7:48 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Anderson James Francis Director |
2,974 | $0 | 12,882 (Direct) |
View |
2023-05-09 Option Award |
2023-05-10 7:47 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Ayyar Shekar G Director |
2,974 | $0 | 8,965 (Direct) |
View |
2023-05-09 Option Award |
2023-05-10 7:46 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Boyce Mary Cunningham Director |
2,974 | $0 | 28,895 (Direct) |
View |
2023-05-09 Option Award |
2023-05-10 7:44 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Carter Sandra Ann Director |
2,974 | $0 | 11,042 (Direct) |
View |
2023-05-09 Option Award |
2023-05-10 7:43 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Earhart Stephen P Director |
2,974 | $0 | 62,895 (Direct) |
View |
2023-05-09 Option Award |
2023-05-10 7:42 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Harris Teresa A Director |
2,974 | $0 | 18,895 (Direct) |
View |
2023-04-17 Conversion |
2023-04-18 3:50 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
10,000 | $0 | 17,188,851 (Indirect) |
View |
2023-04-17 Conversion |
2023-04-18 3:49 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner |
5,000 | $0 | 6,727,182 (Direct) |
View |
2023-04-17 Conversion |
2023-04-18 3:47 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $0 | 10,341,610 (Direct) |
View |
2023-04-13 Conversion |
2023-04-17 08:41 am |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
100,000 | $0 | 15,394,736 (Indirect) |
View |
2023-04-13 Conversion |
2023-04-17 08:40 am |
N/A N/A |
Altair Engineering Inc. | ALTR | GC Investments LLC 10% Owner |
100,000 | $0 | 9,538,008 (Direct) |
View |
2023-04-11 Conversion |
2023-04-12 3:53 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
50,000 | $0 | 10,700,732 (Indirect) |
View |
2023-04-11 Conversion |
2023-04-12 3:51 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner |
50,000 | $0 | 5,481,778 (Direct) |
View |
2023-04-06 Conversion |
2023-04-10 2:02 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
50,000 | $0 | 10,750,732 (Indirect) |
View |
2023-04-06 Conversion |
2023-04-10 2:01 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner |
50,000 | $0 | 5,531,778 (Direct) |
View |