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 |
| 2024-10-01 Sale | 2024-10-01 6:52 pm | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $95.12 | $58,974 | 33,882 (Direct) | View |
| 2024-09-30 Sale | 2024-10-01 10:58 am | Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner | 13,000 | $95.1 | $1,236,337 | 17,029,030 (Indirect Direct) | View |
| 2024-09-30 Sale | 2024-10-01 10:56 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 6,500 | $95.1 | $618,169 | 6,639,682 (Direct) | View |
| 2024-09-30 Sale | 2024-10-01 10:54 am | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,500 | $95.1 | $618,169 | 10,254,110 (Direct) | View |
| 2024-09-27 Sale | 2024-09-30 2:48 pm | Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner | 50,048 | $95.07 | $4,758,224 | 149,952 (Direct) | View |
| 2024-09-27 Sale | 2024-09-30 2:47 pm | Altair Engineering Inc. | ALTR | Christ George J 10% Owner | 50,048 | $95.07 | $4,758,224 | 924,902 (Indirect) | View |
| 2024-09-03 Sale | 2024-09-04 06:43 am | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $89.7 | $55,614 | 34,502 (Direct) | View |
| 2024-08-28 Sale | 2024-08-29 1:55 pm | Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner | 13,000 | $89.04 | $1,157,478 | 17,042,030 (Indirect Direct) | View |
| 2024-08-28 Sale | 2024-08-29 1:53 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 6,500 | $89.04 | $578,739 | 6,646,182 (Direct) | View |
| 2024-08-28 Sale | 2024-08-29 1:50 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,500 | $89.04 | $578,739 | 10,260,610 (Direct) | View |
| 2024-08-06 Sale | 2024-08-06 2:01 pm | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $82.57 | $51,193 | 35,122 (Direct) | View |
| 2024-07-29 Sale | 2024-07-30 3:34 pm | Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner | 13,000 | $88.11 | $1,145,415 | 17,055,030 (Indirect Direct) | View |
| 2024-07-29 Sale | 2024-07-30 3:32 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 6,500 | $88.11 | $572,708 | 6,652,682 (Direct) | View |
| 2024-07-29 Sale | 2024-07-30 3:30 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,500 | $88.11 | $572,707 | 10,267,110 (Direct) | View |
| 2024-07-09 Sale | 2024-07-10 11:04 am | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $97.73 | $60,593 | 35,742 (Direct) | View |
| 2024-06-28 Sale | 2024-07-01 5:02 pm | Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner | 13,000 | $98.26 | $1,277,415 | 17,068,030 (Indirect Direct) | View |
| 2024-06-28 Sale | 2024-07-01 4:54 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 6,500 | $98.26 | $638,708 | 6,659,182 (Direct) | View |
| 2024-06-28 Sale | 2024-07-01 4:51 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,500 | $98.26 | $638,707 | 10,273,610 (Direct) | View |
| 2024-06-27 Sale | 2024-06-28 08:05 am | Altair Engineering Inc. | ALTR | Christ George J 10% Owner | 100,000 | $98.4 | $9,839,631 | 974,950 (Indirect) | View |
| 2024-06-27 Sale | 2024-06-28 08:03 am | Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner | 100,000 | $98.4 | $9,839,631 | 200,000 (Direct) | View |
| 2024-05-10 Sale(A) | 2024-06-20 2:46 pm | Altair Engineering Inc. | ALTR | Maitra Raoul Chief Legal Officer | 962 | $85.75 | $82,492 | 27,360 (Direct) | View |
| 2024-06-14 Sale | 2024-06-18 4:10 pm | Altair Engineering Inc. | ALTR | Maitra Raoul Chief Legal Officer | 1,030 | $96.31 | $99,199 | 26,230 (Direct) | View |
| 2024-06-13 Sale | 2024-06-14 09:03 am | Altair Engineering Inc. | ALTR | Gayle Brian Chief Accounting Officer | 1,866 | $96.57 | $180,200 | 16,557 (Direct) | View |
| 2024-06-11 Sale | 2024-06-13 11:48 am | Altair Engineering Inc. | ALTR | Christ George J 10% Owner | 200,000 | $94.86 | $18,971,823 | 474,950 (Indirect) | View |
| 2024-06-11 Sale | 2024-06-13 11:46 am | Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner | 100,000 | $92.49 | $9,249,046 | 0 (Direct) | View |
| 2024-06-12 Sale | 2024-06-13 11:43 am | Altair Engineering Inc. | ALTR | GC Investments LLC 10% Owner | 100,000 | $97.23 | $9,722,777 | 100,000 (Direct) | View |
| 2024-06-10 Sale | 2024-06-11 3:55 pm | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,500 | $93.16 | $605,569 | 10,280,110 (Direct) | View |
| 2024-06-10 Sale | 2024-06-11 3:52 pm | Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner | 13,000 | $93.16 | $1,211,139 | 17,081,030 (Indirect 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 |
| 2024-10-01 Exercise | 2024-10-01 6:52 pm | N/A 2026-11-23 | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $0 | 33,882 (Direct) | View |
| 2024-09-30 Conversion | 2024-10-01 10:58 am | N/A N/A | Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner | 13,000 | $0 | 17,029,030 (Indirect) | View |
| 2024-09-30 Conversion | 2024-10-01 10:56 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 6,500 | $0 | 6,639,682 (Direct) | View |
| 2024-09-30 Conversion | 2024-10-01 10:54 am | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,500 | $0 | 10,254,110 (Direct) | View |
| 2024-09-03 Exercise | 2024-09-04 06:43 am | N/A 2026-11-23 | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $0 | 34,502 (Direct) | View |
| 2024-08-28 Conversion | 2024-08-29 1:55 pm | N/A N/A | Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner | 13,000 | $0 | 17,042,030 (Indirect) | View |
| 2024-08-28 Conversion | 2024-08-29 1:53 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 6,500 | $0 | 6,646,182 (Direct) | View |
| 2024-08-28 Conversion | 2024-08-29 1:50 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,500 | $0 | 10,260,610 (Direct) | View |
| 2024-08-06 Exercise | 2024-08-06 2:01 pm | N/A 2026-11-23 | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $0 | 35,122 (Direct) | View |
| 2024-07-29 Conversion | 2024-07-30 3:34 pm | N/A N/A | Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner | 13,000 | $0 | 17,055,030 (Indirect) | View |
| 2024-07-29 Conversion | 2024-07-30 3:32 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 6,500 | $0 | 6,652,682 (Direct) | View |
| 2024-07-29 Conversion | 2024-07-30 3:30 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,500 | $0 | 10,267,110 (Direct) | View |
| 2024-07-12 Option Award | 2024-07-16 1:54 pm | N/A N/A | Altair Engineering Inc. | ALTR | Buckner Stephanie Chief Operating Officer | 83 | $71.68 | 26,836 (Indirect) | View |
| 2024-07-12 Option Award | 2024-07-16 12:30 pm | N/A N/A | Altair Engineering Inc. | ALTR | Brown Matthew Charles Chief Financial Officer | 83 | $71.68 | 56,567 (Direct) | View |
| 2024-07-12 Option Award | 2024-07-16 12:27 pm | N/A N/A | Altair Engineering Inc. | ALTR | Gayle Brian Chief Accounting Officer | 83 | $71.68 | 16,640 (Direct) | View |
| 2024-07-12 Option Award | 2024-07-16 12:26 pm | N/A N/A | Altair Engineering Inc. | ALTR | Kunju Ravi Chief Product Strategy Officer | 83 | $71.68 | 30,665 (Direct) | View |
| 2024-07-12 Option Award | 2024-07-16 12:24 pm | N/A N/A | Altair Engineering Inc. | ALTR | Maitra Raoul Chief Legal Officer | 83 | $71.68 | 26,413 (Direct) | View |
| 2024-07-12 Option Award | 2024-07-16 12:23 pm | N/A N/A | Altair Engineering Inc. | ALTR | Marraccini Jeffrey See Remarks | 83 | $71.68 | 4,680 (Direct) | View |
| 2024-07-12 Option Award | 2024-07-16 12:21 pm | N/A N/A | Altair Engineering Inc. | ALTR | Messano Amy Chief Marketing Officer | 83 | $71.68 | 18,224 (Direct) | View |
| 2024-07-12 Option Award | 2024-07-16 12:20 pm | N/A N/A | Altair Engineering Inc. | ALTR | Saravia Gilma Chief People Officer | 83 | $71.68 | 17,163 (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 |
| 2024-07-09 Exercise | 2024-07-10 11:04 am | N/A 2026-11-23 | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $0 | 35,742 (Direct) | View |
| 2024-06-28 Conversion | 2024-07-01 5:02 pm | N/A N/A | Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner | 13,000 | $0 | 17,068,030 (Indirect) | View |
| 2024-06-28 Conversion | 2024-07-01 4:54 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 6,500 | $0 | 6,659,182 (Direct) | View |
| 2024-06-28 Conversion | 2024-07-01 4:51 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,500 | $0 | 10,273,610 (Direct) | View |
| 2024-06-17 Conversion | 2024-06-18 4:28 pm | N/A N/A | Altair Engineering Inc. | ALTR | Christ George J 10% Owner | 600,000 | $0 | 9,300,732 (Indirect) | View |
| 2024-06-17 Conversion | 2024-06-18 4:27 pm | N/A N/A | Altair Engineering Inc. | ALTR | Christ Revocable Trust 10% Owner | 300,000 | $0 | 4,781,778 (Direct) | View |
| 2024-06-17 Conversion | 2024-06-18 4:25 pm | N/A N/A | Altair Engineering Inc. | ALTR | GC Investments LLC 10% Owner | 300,000 | $0 | 4,444,004 (Direct) | View |
| 2024-06-10 Conversion | 2024-06-11 3:55 pm | N/A N/A | Altair Engineering Inc. | ALTR | James R. Scapa Declaration of Trust 10% Owner | 6,500 | $0 | 10,280,110 (Direct) | View |
| 2024-06-10 Conversion | 2024-06-11 3:52 pm | N/A N/A | Altair Engineering Inc. | ALTR | Scapa James Ralph Chief Executive Officer 10% Owner | 13,000 | $0 | 17,081,030 (Indirect) | View |