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 |
2024-03-04 Sale |
2024-03-05 2:40 pm |
Altair Engineering Inc. | ALTR | Marraccini Jeffrey See Remarks |
197 | $85.32 | $16,808 | 4,039 (Direct) |
View |
2024-03-04 Sale |
2024-03-05 2:39 pm |
Altair Engineering Inc. | ALTR | Saravia Gilma Chief People Officer |
264 | $85.32 | $22,524 | 15,109 (Direct) |
View |
2024-03-04 Sale |
2024-03-05 2:37 pm |
Altair Engineering Inc. | ALTR | Dias Nelson Chief Revenue Officer |
491 | $85.32 | $41,892 | 33,347 (Direct) |
View |
2024-03-04 Sale |
2024-03-05 2:36 pm |
Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer |
457 | $85.32 | $38,991 | 30,459 (Direct) |
View |
2024-03-04 Sale |
2024-03-05 2:35 pm |
Altair Engineering Inc. | ALTR | Gayle Brian Chief Accounting Officer |
193 | $85.32 | $16,467 | 18,088 (Direct) |
View |
2024-03-04 Sale |
2024-03-05 2:34 pm |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
3,300 | $85.32 | $281,556 | 101,586 (Indirect Direct) |
View |
2024-03-04 Sale |
2024-03-05 2:33 pm |
Altair Engineering Inc. | ALTR | Maitra Raoul Chief Legal Officer |
285 | $85.32 | $24,316 | 25,304 (Direct) |
View |
2024-03-04 Sale |
2024-03-05 2:31 pm |
Altair Engineering Inc. | ALTR | Messano Amy Chief Marketing Officer |
291 | $85.32 | $24,828 | 14,723 (Direct) |
View |
2024-02-28 Sale |
2024-02-29 3:47 pm |
Altair Engineering Inc. | ALTR | Messano Amy Chief Marketing Officer |
236 | $83.65 | $19,742 | 15,014 (Direct) |
View |
2024-02-28 Sale |
2024-02-29 3:45 pm |
Altair Engineering Inc. | ALTR | Saravia Gilma Chief People Officer |
1,003 | $83.65 | $83,902 | 15,373 (Direct) |
View |
2024-02-28 Sale |
2024-02-29 3:42 pm |
Altair Engineering Inc. | ALTR | Maitra Raoul Chief Legal Officer |
189 | $83.65 | $15,810 | 25,589 (Direct) |
View |
2024-02-28 Sale |
2024-02-29 3:39 pm |
Altair Engineering Inc. | ALTR | Gayle Brian Chief Accounting Officer |
138 | $83.65 | $11,544 | 18,281 (Direct) |
View |
2024-02-28 Sale |
2024-02-29 3:37 pm |
Altair Engineering Inc. | ALTR | Kunju Ravi Chief Product Strategy Officer |
121 | $83.65 | $10,122 | 29,245 (Direct) |
View |
2024-02-28 Sale |
2024-02-29 3:34 pm |
Altair Engineering Inc. | ALTR | Brown Matthew Charles Chief Financial Officer |
4,363 | $83.65 | $364,969 | 48,742 (Direct) |
View |
2024-02-28 Sale |
2024-02-29 3:29 pm |
Altair Engineering Inc. | ALTR | Dias Nelson Chief Revenue Officer |
375 | $83.65 | $31,369 | 33,838 (Direct) |
View |
2024-02-16 Sale |
2024-02-20 08:13 am |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
10,000 | $91.07 | $910,688 | 17,073,678 (Indirect Direct) |
View |
2024-02-16 Sale |
2024-02-20 08:09 am |
Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner |
5,000 | $91.07 | $455,344 | 6,677,182 (Direct) |
View |
2024-02-16 Sale |
2024-02-20 08:07 am |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $91.07 | $455,344 | 10,291,610 (Direct) |
View |
2024-01-23 Sale |
2024-01-25 3:48 pm |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
100,000 | $87.32 | $8,732,124 | 10,100,732 (Indirect) |
View |
2024-01-23 Sale |
2024-01-25 3:46 pm |
Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner |
100,000 | $87.32 | $8,732,124 | 5,081,778 (Direct) |
View |
2024-01-16 Sale |
2024-01-18 6:01 pm |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
10,000 | $83.73 | $837,312 | 17,083,678 (Indirect Direct) |
View |
2024-01-16 Sale |
2024-01-18 5:59 pm |
Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner |
5,000 | $83.73 | $418,656 | 6,682,182 (Direct) |
View |
2024-01-16 Sale |
2024-01-18 5:55 pm |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $83.73 | $418,656 | 10,296,610 (Direct) |
View |
2023-12-18 Sale |
2023-12-19 7:08 pm |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
10,000 | $74.12 | $741,150 | 17,093,678 (Indirect Direct) |
View |
2023-12-18 Sale |
2023-12-19 7:07 pm |
Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner |
5,000 | $74.12 | $370,575 | 6,687,182 (Direct) |
View |
2023-12-18 Sale |
2023-12-19 7:05 pm |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $74.11 | $370,575 | 10,301,610 (Direct) |
View |
2023-12-08 Sale |
2023-12-11 09:16 am |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
4,564 | $71.58 | $326,688 | 10,200,732 (Indirect) |
View |
2023-12-08 Sale |
2023-12-11 09:10 am |
Altair Engineering Inc. | ALTR | GC Investments LLC 10% Owner |
4,564 | $71.58 | $326,688 | 4,644,004 (Direct) |
View |
2023-12-06 Sale |
2023-12-08 12:00 pm |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
14,411 | $72.05 | $1,038,366 | 10,205,296 (Indirect) |
View |
2023-12-06 Sale |
2023-12-08 11:55 am |
Altair Engineering Inc. | ALTR | GC Investments LLC 10% Owner |
14,411 | $72.05 | $1,038,366 | 4,648,568 (Direct) |
View |
2023-12-06 Sale |
2023-12-08 11:50 am |
Altair Engineering Inc. | ALTR | Harris Teresa A Director |
600 | $71.65 | $42,990 | 36,495 (Direct) |
View |
2023-12-01 Sale |
2023-12-05 3:04 pm |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
45,766 | $72.79 | $3,331,165 | 10,219,707 (Indirect) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2024-02-16 Conversion |
2024-02-20 08:13 am |
N/A N/A |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
10,000 | $0 | 17,073,678 (Indirect) |
View |
2024-02-16 Conversion |
2024-02-20 08:09 am |
N/A N/A |
Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner |
5,000 | $0 | 6,677,182 (Direct) |
View |
2024-02-16 Conversion |
2024-02-20 08:07 am |
N/A N/A |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $0 | 10,291,610 (Direct) |
View |
2024-01-23 Conversion |
2024-01-25 3:48 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
100,000 | $0 | 10,100,732 (Indirect) |
View |
2024-01-23 Conversion |
2024-01-25 3:46 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner |
100,000 | $0 | 5,081,778 (Direct) |
View |
2024-01-16 Conversion |
2024-01-18 6:01 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
10,000 | $0 | 17,083,678 (Indirect) |
View |
2024-01-16 Conversion |
2024-01-18 5:59 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner |
5,000 | $0 | 6,682,182 (Direct) |
View |
2024-01-16 Conversion |
2024-01-18 5:55 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $0 | 10,296,610 (Direct) |
View |
2024-01-12 Option Award |
2024-01-17 5:38 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Saravia Gilma Chief People Officer |
94 | $63.92 | 16,376 (Direct) |
View |
2024-01-12 Option Award |
2024-01-17 5:36 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Marraccini Jeffrey See Remarks |
94 | $63.92 | 4,236 (Direct) |
View |
2024-01-12 Option Award |
2024-01-17 5:33 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Maitra Raoul Chief Legal Officer |
94 | $63.92 | 25,778 (Direct) |
View |
2024-01-12 Option Award |
2024-01-17 5:30 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Kunju Ravi Chief Product Strategy Officer |
94 | $63.92 | 29,366 (Direct) |
View |
2024-01-12 Option Award |
2024-01-17 5:27 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Gayle Brian Chief Accounting Officer |
94 | $63.92 | 18,419 (Direct) |
View |
2024-01-12 Option Award |
2024-01-17 5:24 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Brown Matthew Charles Chief Financial Officer |
94 | $63.92 | 53,105 (Direct) |
View |
2024-01-12 Option Award |
2024-01-17 5:21 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer |
94 | $63.92 | 30,916 (Direct) |
View |
2023-12-20 Option Award |
2023-12-21 10:46 am |
N/A N/A |
Altair Engineering Inc. | ALTR | Brown Matthew Charles Chief Financial Officer |
10,000 | $0 | 53,011 (Direct) |
View |
2023-12-18 Conversion |
2023-12-19 7:08 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner |
10,000 | $0 | 17,093,678 (Indirect) |
View |
2023-12-18 Conversion |
2023-12-19 7:07 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner |
5,000 | $0 | 6,687,182 (Direct) |
View |
2023-12-18 Conversion |
2023-12-19 7:05 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner |
5,000 | $0 | 10,301,610 (Direct) |
View |
2023-12-08 Conversion |
2023-12-11 09:16 am |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
4,564 | $0 | 10,200,732 (Indirect) |
View |
2023-12-08 Conversion |
2023-12-11 09:10 am |
N/A N/A |
Altair Engineering Inc. | ALTR | GC Investments LLC 10% Owner |
4,564 | $0 | 4,644,004 (Direct) |
View |
2023-12-06 Conversion |
2023-12-08 12:00 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
14,411 | $0 | 10,205,296 (Indirect) |
View |
2023-12-06 Conversion |
2023-12-08 11:55 am |
N/A N/A |
Altair Engineering Inc. | ALTR | GC Investments LLC 10% Owner |
14,411 | $0 | 4,648,568 (Direct) |
View |
2023-12-06 Exercise |
2023-12-08 11:50 am |
N/A 2026-11-23 |
Altair Engineering Inc. | ALTR | Harris Teresa A Director |
600 | $0 | 36,495 (Direct) |
View |
2023-12-01 Conversion |
2023-12-05 3:04 pm |
N/A N/A |
Altair Engineering Inc. | ALTR | Christ George J 10% Owner |
45,766 | $0 | 10,219,707 (Indirect) |
View |