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 |
| 2024-11-05 Sale | 2024-11-06 11:30 am | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $104.1 | $64,542 | 33,262 (Direct) | View |
| 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 |
| 2024-09-03 Sale | 2024-09-04 06:43 am | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $89.7 | $55,614 | 34,502 (Direct) | View |
| 2024-08-27 Purchase | 2024-08-28 3:57 pm | ZIFF DAVIS INC. | ZD | Harris Teresa A Director | 1,000 | $46.76 | $46,760 | 11,153 (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 |
| 2024-07-09 Sale | 2024-07-10 11:04 am | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $97.73 | $60,593 | 35,742 (Direct) | View |
| 2024-06-04 Sale | 2024-06-05 3:40 pm | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $85.95 | $53,289 | 36,362 (Direct) | View |
| 2024-05-07 Sale | 2024-05-08 11:26 am | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $82.89 | $51,392 | 34,635 (Direct) | View |
| 2024-04-02 Sale | 2024-04-03 10:17 am | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $84 | $52,080 | 35,255 (Direct) | View |
| 2024-03-05 Sale | 2024-03-06 4:39 pm | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $85.01 | $52,706 | 35,875 (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 |
| 2023-11-14 Sale | 2023-11-16 08:48 am | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 1,800 | $73.16 | $131,683 | 37,095 (Direct) | View |
| 2021-12-03 Purchase | 2021-12-07 4:31 pm | ZIFF DAVIS INC. | ZD | Harris Teresa A Director | 460 | $108.2 | $49,772 | 460 (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 |
| 2024-11-05 Exercise | 2024-11-06 11:30 am | N/A 2026-11-23 | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $0 | 33,262 (Direct) | View |
| 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 |
| 2024-09-03 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 |
| 2024-08-06 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 |
| 2024-07-09 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 |
| 2024-06-04 Exercise | 2024-06-05 3:40 pm | N/A 2026-11-23 | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $0 | 36,362 (Direct) | View |
| 2024-05-08 Option Award | 2024-05-10 09:39 am | N/A N/A | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 2,347 | $0 | 21,242 (Direct) | View |
| 2024-05-05 Exercise | 2024-05-08 8:34 pm | N/A N/A | ZIFF DAVIS INC. | ZD | Harris Teresa A Director | 3,013 | $54.48 | 13,764 (Direct) | View |
| 2024-05-05 Exercise | 2024-05-08 8:34 pm | 2024-05-05 N/A | ZIFF DAVIS INC. | ZD | Harris Teresa A Director | 3,013 | $0 | 13,764 (Direct) | View |
| 2024-05-07 Option Award | 2024-05-08 8:34 pm | 2025-05-07 N/A | ZIFF DAVIS INC. | ZD | Harris Teresa A Director | 3,611 | $0 | 13,764 (Direct) | View |
| 2024-05-07 Exercise | 2024-05-08 11:26 am | N/A 2026-11-23 | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $0 | 34,635 (Direct) | View |
| 2024-04-02 Exercise | 2024-04-03 10:17 am | N/A 2026-11-23 | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $0 | 35,255 (Direct) | View |
| 2024-03-05 Exercise | 2024-03-06 4:39 pm | N/A 2026-11-23 | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 620 | $0 | 35,875 (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 |
| 2023-11-14 Exercise | 2023-11-16 08:48 am | N/A 2026-11-23 | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 1,800 | $0 | 37,095 (Direct) | View |
| 2023-05-10 Exercise | 2023-05-11 2:06 pm | N/A N/A | ZIFF DAVIS INC. | ZD | Harris Teresa A Director | 2,513 | $65.49 | 10,153 (Direct) | View |
| 2023-05-10 Exercise | 2023-05-11 2:06 pm | 2023-05-10 N/A | ZIFF DAVIS INC. | ZD | Harris Teresa A Director | 2,513 | $0 | 10,153 (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 |
| 2023-05-05 Option Award | 2023-05-08 4:48 pm | 2024-05-05 N/A | ZIFF DAVIS INC. | ZD | Harris Teresa A Director | 3,013 | $0 | 5,526 (Direct) | View |
| 2022-06-19 Exercise | 2022-06-21 4:05 pm | N/A N/A | ZIFF DAVIS INC. | ZD | Harris Teresa A Director | 1,654 | $72.14 | 4,627 (Direct) | View |
| 2022-06-19 Exercise | 2022-06-21 4:05 pm | 2022-06-19 N/A | ZIFF DAVIS INC. | ZD | Harris Teresa A Director | 1,521 | $0 | 4,627 (Direct) | View |
| 2022-05-12 Option Award | 2022-05-13 1:21 pm | N/A N/A | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 3,934 | $0 | 15,921 (Direct) | View |
| 2022-05-10 Option Award | 2022-05-12 4:58 pm | 2023-05-10 N/A | ZIFF DAVIS INC. | ZD | Harris Teresa A Director | 2,513 | $0 | 2,513 (Direct) | View |
| 2021-06-18 Option Award | 2021-06-22 4:15 pm | 2022-06-18 N/A | J2 GLOBAL INC. | JCOM | Harris Teresa A Director | 1,521 | $0 | 1,521 (Direct) | View |
| 2021-06-02 Option Award | 2021-06-04 07:58 am | N/A N/A | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 2,987 | $0 | 11,987 (Direct) | View |
Ownership | 2021-03-01 7:59 pm | N/A N/A | Anzu Special Acquisition Corp I | ANZU | Harris Teresa A Director | 0 | $0 | 25,000 (Direct) | View |
| 2020-05-28 Option Award | 2020-06-01 6:31 pm | N/A N/A | Altair Engineering Inc. | ALTR | Harris Teresa A Director | 3,000 | $0 | 9,000 (Direct) | View |