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.
"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 |
2021-12-15 Sale | 2021-12-17 10:59 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 19,140 | $71.32 | $1,365,138 | 6,792,182 (Direct) | View |
2021-11-17 Sale | 2021-11-19 1:40 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 8,860 | $78.27 | $693,446 | 6,811,322 (Direct) | View |
2021-11-15 Sale | 2021-11-17 12:01 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 13,822 | $78.46 | $1,084,467 | 13,647,439 (Direct) | View |
2021-10-19 Sale | 2021-10-21 09:50 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 9,076 | $74.15 | $672,948 | 6,834,004 (Direct) | View |
2021-10-15 Sale | 2021-10-19 11:02 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 20,924 | $73.55 | $1,539,059 | 13,696,916 (Direct) | View |
2021-09-17 Sale | 2021-09-20 10:40 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 14,571 | $74.69 | $1,088,238 | 6,864,004 (Direct) | View |
2021-09-15 Sale | 2021-09-17 2:14 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 15,429 | $75.26 | $1,161,162 | 13,765,015 (Direct) | View |
2021-08-18 Sale | 2021-08-19 10:12 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 9,721 | $70.95 | $689,666 | 6,894,004 (Direct) | View |
2021-08-16 Sale | 2021-08-18 10:56 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 20,279 | $71.84 | $1,456,766 | 13,813,109 (Direct) | View |
2021-07-19 Sale | 2021-07-20 2:39 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,742 | $64.95 | $307,998 | 6,924,004 (Direct) | View |
2021-07-15 Sale | 2021-07-19 11:33 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 25,258 | $65.61 | $1,657,058 | 13,870,573 (Direct) | View |
2021-06-17 Sale | 2021-06-21 08:39 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 9,993 | $63 | $629,545 | 6,954,004 (Direct) | View |
2021-06-15 Sale | 2021-06-17 1:42 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 20,007 | $64.05 | $1,281,356 | 13,940,121 (Direct) | View |
2021-05-19 Sale | 2021-05-20 09:37 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 6,130 | $60.94 | $373,550 | 6,984,004 (Direct) | View |
2021-05-17 Sale | 2021-05-19 4:58 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 23,870 | $64.68 | $1,543,941 | 13,995,713 (Direct) | View |
2021-04-15 Sale | 2021-04-16 1:26 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 30,000 | $63.3 | $1,899,113 | 7,014,004 (Direct) | View |
2021-03-17 Sale | 2021-03-18 6:17 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,010 | $60.25 | $241,584 | 7,044,004 (Direct) | View |
2021-03-15 Sale | 2021-03-17 6:57 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 25,990 | $61.12 | $1,588,384 | 14,112,696 (Direct) | View |
2021-02-16 Sale | 2021-02-18 9:33 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 30,000 | $64.51 | $1,935,257 | 14,162,067 (Direct) | View |
2021-01-20 Sale | 2021-01-22 6:59 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 7,205 | $61.89 | $445,939 | 7,104,004 (Direct) | View |
2021-01-15 Sale | 2021-01-20 5:37 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 22,795 | $60.48 | $1,378,557 | 14,232,281 (Direct) | View |
2020-12-17 Sale | 2020-12-21 5:29 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 2,070 | $57.81 | $119,675 | 7,134,004 (Direct) | View |
2020-12-15 Sale | 2020-12-17 5:43 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 17,930 | $56.92 | $1,020,597 | 14,281,131 (Direct) | View |
2020-11-16 Sale | 2020-11-18 2:51 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 20,000 | $49.17 | $983,389 | 14,318,543 (Direct) | View |
2020-10-19 Sale | 2020-10-21 3:58 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,384 | $46.29 | $202,940 | 7,174,004 (Direct) | View |
2020-10-15 Sale | 2020-10-19 5:29 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 15,616 | $45.97 | $717,844 | 14,362,828 (Direct) | View |
2020-09-15 Sale | 2020-09-17 7:02 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 19,990 | $40.42 | $808,019 | 14,401,124 (Direct) | View |
2020-08-17 Sale | 2020-08-19 2:32 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 20,000 | $40.78 | $815,566 | 14,438,959 (Direct) | View |
2020-07-17 Sale | 2020-07-20 4:25 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 1,088 | $37.78 | $41,099 | 7,234,004 (Direct) | View |
2020-07-15 Sale | 2020-07-17 3:07 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 18,912 | $37.63 | $711,735 | 14,478,889 (Direct) | View |
2019-10-02 Sale | 2019-10-03 12:56 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,975 | $32.84 | $163,354 | 7,254,004 (Direct) | View |
2019-10-01 Sale | 2019-10-03 07:37 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 5,025 | $34.01 | $170,894 | 7,258,979 (Direct) | View |
2019-09-03 Sale | 2019-09-05 6:47 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 10,000 | $33.75 | $337,510 | 7,264,004 (Direct) | View |
2019-08-01 Sale | 2019-08-05 8:28 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 10,000 | $40.93 | $409,345 | 14,553,194 (Direct) | View |
2019-07-02 Sale | 2019-07-05 09:27 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 1,491 | $40.43 | $60,281 | 7,284,004 (Direct) | View |
2019-07-01 Sale | 2019-07-03 09:37 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 8,509 | $40.94 | $348,358 | 7,285,495 (Direct) | View |
2019-06-03 Sale | 2019-06-05 9:23 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 10,000 | $36.85 | $368,503 | 7,294,004 (Direct) | View |
2019-05-03 Sale | 2019-05-07 09:10 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 1,029 | $37.02 | $38,094 | 7,304,004 (Direct) | View |
2019-05-02 Sale | 2019-05-06 8:29 pm | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,059 | $36.88 | $149,696 | 7,305,033 (Direct) | View |
2019-05-01 Sale | 2019-05-03 10:55 am | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,912 | $38.3 | $188,134 | 7,309,092 (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 |
2021-12-15 Conversion | 2021-12-17 10:59 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 19,140 | $0 | 6,792,182 (Direct) | View |
2021-11-17 Conversion | 2021-11-19 1:40 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 8,860 | $0 | 6,811,322 (Direct) | View |
2021-11-15 Conversion | 2021-11-17 12:01 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 13,822 | $0 | 13,647,439 (Direct) | View |
2021-10-19 Conversion | 2021-10-21 09:50 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 9,076 | $0 | 6,834,004 (Direct) | View |
2021-10-15 Conversion | 2021-10-19 11:02 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 20,924 | $0 | 13,696,916 (Direct) | View |
2021-09-17 Conversion | 2021-09-20 10:40 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 14,571 | $0 | 6,864,004 (Direct) | View |
2021-09-15 Conversion | 2021-09-17 2:14 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 15,429 | $0 | 13,765,015 (Direct) | View |
2021-08-18 Conversion | 2021-08-19 10:12 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 9,721 | $0 | 6,894,004 (Direct) | View |
2021-08-16 Conversion | 2021-08-18 10:56 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 20,279 | $0 | 13,813,109 (Direct) | View |
2021-07-19 Conversion | 2021-07-20 2:39 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,742 | $0 | 6,924,004 (Direct) | View |
2021-07-15 Conversion | 2021-07-19 11:33 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 25,258 | $0 | 13,870,573 (Direct) | View |
2021-06-17 Conversion | 2021-06-21 08:39 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 9,993 | $0 | 6,954,004 (Direct) | View |
2021-06-15 Conversion | 2021-06-17 1:42 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 20,007 | $0 | 13,940,121 (Direct) | View |
2021-05-19 Conversion | 2021-05-20 09:37 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 6,130 | $0 | 6,984,004 (Direct) | View |
2021-05-17 Conversion | 2021-05-19 4:58 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 23,870 | $0 | 13,995,713 (Direct) | View |
2021-04-15 Conversion | 2021-04-16 1:26 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 30,000 | $0 | 7,014,004 (Direct) | View |
2021-03-17 Conversion | 2021-03-18 6:17 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,010 | $0 | 7,044,004 (Direct) | View |
2021-03-15 Conversion | 2021-03-17 6:57 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 25,990 | $0 | 14,112,696 (Direct) | View |
2021-02-16 Conversion | 2021-02-18 9:33 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 30,000 | $0 | 14,162,067 (Direct) | View |
2021-01-20 Conversion | 2021-01-22 6:59 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 7,205 | $0 | 7,104,004 (Direct) | View |
2021-01-15 Conversion | 2021-01-20 5:37 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 22,795 | $0 | 14,232,281 (Direct) | View |
2020-12-17 Conversion | 2020-12-21 5:29 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 2,070 | $0 | 7,134,004 (Direct) | View |
2020-12-15 Conversion | 2020-12-17 5:43 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 17,930 | $0 | 14,281,131 (Direct) | View |
2020-11-16 Conversion | 2020-11-18 2:51 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 20,000 | $0 | 14,318,543 (Direct) | View |
2020-10-19 Conversion | 2020-10-21 3:58 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,384 | $0 | 7,174,004 (Direct) | View |
2020-10-15 Conversion | 2020-10-19 5:29 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 15,616 | $0 | 14,362,828 (Direct) | View |
2020-09-15 Conversion | 2020-09-17 7:02 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 20,000 | $0 | 14,401,124 (Direct) | View |
2020-08-17 Conversion | 2020-08-19 2:32 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 20,000 | $0 | 14,438,959 (Direct) | View |
2020-07-17 Conversion | 2020-07-20 4:25 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 1,088 | $0 | 7,234,004 (Direct) | View |
2020-07-15 Conversion | 2020-07-17 3:07 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 18,912 | $0 | 14,478,889 (Direct) | View |
2019-10-02 Conversion | 2019-10-03 12:56 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,975 | $0 | 7,254,004 (Direct) | View |
2019-10-01 Conversion | 2019-10-03 07:37 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 5,025 | $0 | 7,258,979 (Direct) | View |
2019-09-03 Conversion | 2019-09-05 6:47 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 10,000 | $0 | 7,264,004 (Direct) | View |
2019-08-01 Conversion | 2019-08-05 8:28 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 10,000 | $0 | 14,553,194 (Direct) | View |
2019-07-02 Conversion | 2019-07-05 09:27 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 1,491 | $0 | 7,284,004 (Direct) | View |
2019-07-01 Conversion | 2019-07-03 09:37 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 8,509 | $0 | 7,285,495 (Direct) | View |
2019-06-03 Conversion | 2019-06-05 9:23 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 10,000 | $0 | 7,294,004 (Direct) | View |
2019-05-03 Conversion | 2019-05-07 09:10 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 1,029 | $0 | 7,304,004 (Direct) | View |
2019-05-02 Conversion | 2019-05-06 8:29 pm | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,059 | $0 | 7,305,033 (Direct) | View |
2019-05-01 Conversion | 2019-05-03 10:55 am | N/A N/A | Altair Engineering Inc. | ALTR | JRS Investments LLC 10% Owner | 4,912 | $0 | 7,309,092 (Direct) | View |