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 |
| 2024-12-03 Sale | 2024-12-05 09:30 am | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer | 1,298 | $105.65 | $137,134 | 38,743 (Direct) | View |
| 2024-11-26 Sale | 2024-11-27 10:43 am | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer | 119 | $105.8 | $12,590 | 40,041 (Direct) | View |
| 2024-06-05 Sale | 2024-06-05 7:04 pm | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer | 2,479 | $89.01 | $220,645 | 34,077 (Direct) | View |
| 2024-05-08 Sale | 2024-05-10 08:55 am | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer | 153 | $84.38 | $12,910 | 36,556 (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 |
| 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 |
| 2023-03-16 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 |
| 2022-03-16 Sale | 2022-03-18 12:55 pm | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technical Officer | 153 | $58.5 | $8,950 | 32,174 (Direct) | View |
| 2020-11-13 Sale | 2020-11-16 6:39 pm | Altair Engineering Inc. | ALTR | Srikanth Mahalingam See Remarks | 9,000 | $49.05 | $441,423 | 25,594 (Direct) | View |
| 2020-03-16 Sale | 2020-03-18 3:27 pm | Altair Engineering Inc. | ALTR | Srikanth Mahalingam See Remarks | 230 | $24.61 | $5,660 | 14,594 (Direct) | View |
| 2020-03-09 Sale | 2020-03-11 7:01 pm | Altair Engineering Inc. | ALTR | Srikanth Mahalingam See Remarks | 192 | $28.83 | $5,535 | 13,352 (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 |
| 2024-11-26 Exercise | 2024-11-27 10:43 am | N/A 2024-12-15 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer | 6,000 | $0 | 40,041 (Direct) | View |
| 2024-07-12 Option Award | 2024-07-16 12:18 pm | N/A N/A | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer | 83 | $71.68 | 34,160 (Direct) | View |
| 2024-03-15 Option Award | 2024-03-19 11:53 am | N/A 2034-03-15 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer | 21,875 | $0 | 52,334 (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 |
| 2023-07-14 Option Award | 2023-07-17 2:03 pm | N/A N/A | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer | 140 | $42.65 | 30,822 (Direct) | View |
| 2023-03-02 Option Award | 2023-03-03 3:28 pm | N/A 2033-03-02 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technology Officer | 20,783 | $0 | 53,563 (Direct) | View |
| 2023-01-14 Option Award | 2023-01-18 12:08 pm | N/A N/A | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technical Officer | 142 | $42.31 | 32,780 (Direct) | View |
| 2022-12-15 Option Award | 2022-12-16 1:58 pm | N/A 2032-12-15 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technical Officer | 24,000 | $0 | 24,000 (Direct) | View |
| 2022-11-15 Exercise | 2022-11-16 8:54 pm | N/A N/A | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technical Officer | 2,000 | $2.48 | 32,638 (Direct) | View |
| 2022-11-15 Exercise | 2022-11-16 8:54 pm | N/A 2022-12-21 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technical Officer | 2,000 | $0 | 32,638 (Direct) | View |
| 2022-07-14 Option Award | 2022-07-18 6:47 pm | N/A N/A | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technical Officer | 145 | $41.68 | 30,638 (Direct) | View |
| 2020-12-04 Exercise | 2022-04-22 08:27 am | N/A N/A | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technical Officer | 6,819 | $0.64 | 30,492 (Direct) | View |
| 2020-12-04 Exercise | 2022-04-22 08:27 am | N/A 2020-12-31 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technical Officer | 6,819 | $0 | 30,492 (Direct) | View |
| 2022-02-15 Option Award | 2022-03-18 12:55 pm | N/A 2032-02-15 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technical Officer | 11,350 | $0 | 32,174 (Direct) | View |
| 2022-01-14 Option Award | 2022-01-19 2:29 pm | N/A N/A | Altair Engineering Inc. | ALTR | Srikanth Mahalingam Chief Technical Officer | 109 | $54.47 | 20,977 (Direct) | View |
| 2021-03-15 Option Award | 2021-03-17 6:42 pm | N/A 2031-03-15 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam See Remarks | 8,373 | $0 | 27,148 (Direct) | View |
| 2020-12-02 Option Award | 2020-12-03 2:23 pm | N/A 2030-12-02 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam See Remarks | 22,500 | $0 | 22,500 (Direct) | View |
| 2020-11-13 Exercise | 2020-11-16 6:39 pm | N/A N/A | Altair Engineering Inc. | ALTR | Srikanth Mahalingam See Remarks | 13,181 | $0.64 | 25,594 (Direct) | View |
| 2020-11-13 Exercise | 2020-11-16 6:39 pm | N/A 2020-12-31 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam See Remarks | 13,181 | $0 | 25,594 (Direct) | View |
| 2020-06-02 Option Award | 2020-06-04 10:19 am | N/A 2030-06-02 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam See Remarks | 22,500 | $0 | 22,500 (Direct) | View |
| 2020-03-11 Option Award | 2020-03-13 4:23 pm | N/A 2030-03-11 | Altair Engineering Inc. | ALTR | Srikanth Mahalingam See Remarks | 1,472 | $0 | 16,296 (Direct) | View |