| Lastest Insider Transactions Of Altair Engineering Inc. ( ALTR ) |
| Symbol | Company Name | Insider Name | Title | Date | Transation | Share | Price | Amount | File Date |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2021-09-01 | Sell | 100,000 | 75.06 | 7,505,600 | 2021-09-03 08:49:35 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2021-08-18 | Sell | 9,721 | 70.95 | 689,666 | 2021-08-19 10:12:03 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-08-16 | Sell | 46,372 | 71.84 | 3,331,234 | 2021-08-18 10:58:03 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2021-07-23 | Sell | 35,465 | 68.00 | 2,411,620 | 2021-07-26 10:32:00 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2021-06-23 | Sell | 5,000 | 66.58 | 332,912 | 2021-06-23 17:43:05 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2021-06-23 | Option Exercise | 5,000 | 5.18 | 25,900 | 2021-06-23 17:43:05 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-06-17 | Sell | 19,933 | 62.99 | 1,255,655 | 2021-06-21 08:41:12 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2021-06-17 | Sell | 9,993 | 63.00 | 629,545 | 2021-06-21 08:39:38 |
| ALTR | Altair Engineering Inc. | James R. Scapa Declaration of Trust | 10% Owner | 2021-06-17 | Sell | 9,940 | 62.99 | 626,110 | 2021-06-21 08:38:08 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2021-06-15 | Sell | 20,007 | 64.05 | 1,281,356 | 2021-06-17 13:42:04 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2021-06-16 | Sell | 4,896 | 64.07 | 313,703 | 2021-06-17 13:36:05 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2021-06-16 | Option Exercise | 3,006 | 3.71 | 11,142 | 2021-06-17 13:36:05 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2021-06-08 | Sell | 35,570 | 65.98 | 2,346,944 | 2021-06-09 09:30:55 |
| ALTR | Altair Engineering Inc. | Schramm Uwe | See Remarks | 2021-06-08 | Sell | 4,449 | 66.83 | 297,313 | 2021-06-09 09:24:12 |
| ALTR | Altair Engineering Inc. | Schramm Uwe | See Remarks | 2021-06-08 | Option Exercise | 4,449 | 5.18 | 23,046 | 2021-06-09 09:24:12 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2021-06-04 | Sell | 64,430 | 65.78 | 4,238,204 | 2021-06-08 13:25:19 |
| ALTR | Altair Engineering Inc. | Christ Revocable Trust | 10% Owner | 2021-06-04 | Sell | 64,430 | 65.78 | 4,238,204 | 2021-06-08 13:23:56 |
| ALTR | Altair Engineering Inc. | Kowal Jan | Directior | 2021-06-04 | Sell | 4,000 | 66.70 | 266,784 | 2021-06-08 13:12:13 |
| ALTR | Altair Engineering Inc. | Kowal Jan | Directior | 2021-06-04 | Option Exercise | 4,000 | 5.18 | 20,720 | 2021-06-08 13:12:13 |
| ALTR | Altair Engineering Inc. | Dagg James | See Remarks | 2021-06-04 | Sell | 10,000 | 66.39 | 663,860 | 2021-06-08 13:10:40 |
| ALTR | Altair Engineering Inc. | Dagg James | See Remarks | 2021-06-04 | Option Exercise | 10,000 | 0.00 | 0 | 2021-06-08 13:10:40 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-05-19 | Sell | 19,110 | 61.16 | 1,168,719 | 2021-05-20 09:38:41 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2021-05-19 | Sell | 6,130 | 60.94 | 373,550 | 2021-05-20 09:37:21 |
| ALTR | Altair Engineering Inc. | James R. Scapa Declaration of Trust | 10% Owner | 2021-05-17 | Sell | 27,020 | 64.69 | 1,747,922 | 2021-05-19 17:00:02 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2021-05-17 | Sell | 23,870 | 64.68 | 1,543,941 | 2021-05-19 16:58:42 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-05-17 | Sell | 50,890 | 64.69 | 3,291,863 | 2021-05-19 16:57:06 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-05-12 | Sell | 2,230 | 64.33 | 143,467 | 2021-05-13 09:15:07 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2021-05-07 | Sell | 100,000 | 65.47 | 6,546,547 | 2021-05-10 09:27:56 |
| ALTR | Altair Engineering Inc. | Christ Revocable Trust | 10% Owner | 2021-05-07 | Sell | 100,000 | 65.47 | 6,546,547 | 2021-05-10 09:26:04 |
| ALTR | Altair Engineering Inc. | Dagg James | See Remarks | 2021-05-07 | Sell | 10,000 | 65.38 | 653,774 | 2021-05-10 07:02:18 |
| ALTR | Altair Engineering Inc. | Dagg James | See Remarks | 2021-05-07 | Option Exercise | 10,000 | 0.00 | 0 | 2021-05-10 07:02:18 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2021-05-05 | Sell | 5,000 | 65.00 | 325,000 | 2021-05-05 18:40:50 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2021-05-05 | Option Exercise | 5,000 | 5.18 | 25,900 | 2021-05-05 18:40:50 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2021-04-28 | Sell | 5,000 | 67.45 | 337,240 | 2021-04-30 10:06:50 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2021-04-28 | Option Exercise | 5,000 | 5.18 | 25,900 | 2021-04-30 10:06:50 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2021-04-21 | Sell | 5,000 | 65.00 | 325,000 | 2021-04-21 18:12:27 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2021-04-21 | Option Exercise | 5,000 | 5.18 | 25,900 | 2021-04-21 18:12:27 |
| ALTR | Altair Engineering Inc. | James R. Scapa Declaration of Trust | 10% Owner | 2021-04-15 | Sell | 40,000 | 63.07 | 2,522,617 | 2021-04-16 13:27:06 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2021-04-15 | Sell | 30,000 | 63.30 | 1,899,113 | 2021-04-16 13:26:29 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2021-04-14 | Sell | 15,886 | 64.32 | 1,021,859 | 2021-04-15 13:05:10 |
| ALTR | Altair Engineering Inc. | Christ Revocable Trust | 10% Owner | 2021-04-14 | Sell | 15,886 | 64.32 | 1,021,859 | 2021-04-15 12:58:17 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2021-04-14 | Sell | 5,000 | 65.00 | 325,000 | 2021-04-14 16:32:02 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2021-04-12 | Sell | 84,114 | 63.99 | 5,382,781 | 2021-04-14 16:12:49 |
| ALTR | Altair Engineering Inc. | Christ Revocable Trust | 10% Owner | 2021-04-12 | Sell | 84,114 | 63.99 | 5,382,781 | 2021-04-14 16:11:50 |
| ALTR | Altair Engineering Inc. | Dagg James | See Remarks | 2021-04-05 | Sell | 10,000 | 64.50 | 645,000 | 2021-04-07 09:52:53 |
| ALTR | Altair Engineering Inc. | Dagg James | See Remarks | 2021-04-05 | Option Exercise | 10,000 | 0.00 | 0 | 2021-04-07 09:52:53 |
| ALTR | Altair Engineering Inc. | Kowal Jan | Directior | 2019-03-11 | Sell | 8,000 | 37.62 | 300,960 | 2021-04-07 09:50:21 |
| ALTR | Altair Engineering Inc. | Kowal Jan | Directior | 2019-03-11 | Option Exercise | 20,000 | 3.79 | 75,800 | 2021-04-07 09:50:21 |
| ALTR | Altair Engineering Inc. | Dias Nelson | Chief Revenue Officer | 2021-03-17 | Sell | 118 | 59.58 | 7,030 | 2021-03-18 19:16:07 |
| ALTR | Altair Engineering Inc. | Gayle Brian | Chief Accounting Officer | 2021-03-17 | Sell | 95 | 59.58 | 5,660 | 2021-03-18 19:10:07 |
| ALTR | Altair Engineering Inc. | James R. Scapa Declaration of Trust | 10% Owner | 2021-03-17 | Sell | 6,998 | 60.25 | 421,632 | 2021-03-18 18:37:25 |
| ALTR | Altair Engineering Inc. | Christ Revocable Trust | 10% Owner | 2021-03-17 | Sell | 100,000 | 60.40 | 6,039,871 | 2021-03-18 18:25:08 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2021-03-17 | Sell | 100,000 | 60.40 | 6,039,871 | 2021-03-18 18:23:56 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-03-17 | Sell | 11,008 | 60.25 | 663,216 | 2021-03-18 18:23:18 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2021-03-17 | Sell | 4,010 | 60.25 | 241,584 | 2021-03-18 18:17:19 |
| ALTR | Altair Engineering Inc. | Morof Howard N | Chief Financial Officer | 2021-03-16 | Sell | 388 | 60.42 | 23,442 | 2021-03-18 16:12:47 |
| ALTR | Altair Engineering Inc. | Dias Nelson | Chief Revenue Officer | 2021-03-16 | Sell | 252 | 60.42 | 15,225 | 2021-03-18 16:12:28 |
| ALTR | Altair Engineering Inc. | Simon David L | Chief Administrative Officer | 2021-03-16 | Sell | 168 | 60.43 | 10,152 | 2021-03-18 16:10:45 |
| ALTR | Altair Engineering Inc. | Schramm Uwe | See Remarks | 2021-03-16 | Sell | 308 | 60.42 | 18,608 | 2021-03-18 16:09:26 |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | 2021-03-16 | Sell | 186 | 60.44 | 11,242 | 2021-03-18 16:08:13 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2021-03-15 | Sell | 25,990 | 61.12 | 1,588,384 | 2021-03-17 18:57:09 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-03-15 | Sell | 58,992 | 61.11 | 3,605,289 | 2021-03-17 18:50:35 |
| ALTR | Altair Engineering Inc. | Morof Howard N | Chief Financial Officer | 2021-03-12 | Sell | 245 | 59.52 | 14,582 | 2021-03-16 20:36:47 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-03-12 | Sell | 1,845 | 59.51 | 109,794 | 2021-03-16 20:35:45 |
| ALTR | Altair Engineering Inc. | Simon David L | Chief Administrative Officer | 2021-03-12 | Sell | 91 | 59.52 | 5,417 | 2021-03-16 18:57:13 |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | 2021-03-12 | Sell | 95 | 59.48 | 5,651 | 2021-03-16 18:53:04 |
| ALTR | Altair Engineering Inc. | Messano Amy | Chief Marketing Officer | 2021-03-12 | Sell | 203 | 59.49 | 12,077 | 2021-03-16 18:50:41 |
| ALTR | Altair Engineering Inc. | Schramm Uwe | See Remarks | 2021-03-12 | Sell | 153 | 59.51 | 9,105 | 2021-03-16 18:48:10 |
| ALTR | Altair Engineering Inc. | Morof Howard N | Chief Financial Officer | 2021-03-10 | Sell | 4,000 | 61.57 | 246,294 | 2021-03-11 09:12:53 |
| ALTR | Altair Engineering Inc. | Messano Amy | Chief Marketing Officer | 2021-03-04 | Sell | 570 | 61.51 | 35,060 | 2021-03-08 19:43:33 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-03-05 | Sell | 2,186 | 59.24 | 129,499 | 2021-03-08 19:36:57 |
| ALTR | Altair Engineering Inc. | Saravia Gilma | Chief People Officer | 2020-02-24 | Sell | 815 | 61.51 | 50,131 | 2021-03-08 19:27:36 |
| ALTR | Altair Engineering Inc. | Morof Howard N | Chief Financial Officer | 2021-03-04 | Sell | 262 | 61.51 | 16,114 | 2021-03-08 19:24:43 |
| ALTR | Altair Engineering Inc. | Simon David L | Chief Administrative Officer | 2021-03-04 | Sell | 92 | 61.51 | 5,659 | 2021-03-08 19:23:12 |
| ALTR | Altair Engineering Inc. | Dias Nelson | Chief Revenue Officer | 2021-03-04 | Sell | 105 | 61.51 | 6,458 | 2021-03-08 19:15:18 |
| ALTR | Altair Engineering Inc. | Schramm Uwe | See Remarks | 2021-03-04 | Sell | 214 | 61.51 | 13,162 | 2021-03-08 18:42:46 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-02-18 | Sell | 3,755 | 61.11 | 229,484 | 2021-02-19 12:52:23 |
| ALTR | Altair Engineering Inc. | James R. Scapa Declaration of Trust | 10% Owner | 2021-02-18 | Sell | 3,755 | 61.11 | 229,484 | 2021-02-19 12:45:48 |
| ALTR | Altair Engineering Inc. | James R. Scapa Declaration of Trust | 10% Owner | 2021-02-16 | Sell | 36,245 | 64.35 | 2,332,503 | 2021-02-18 21:37:21 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-02-16 | Sell | 66,245 | 64.42 | 4,267,760 | 2021-02-18 21:37:07 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2021-02-16 | Sell | 30,000 | 64.51 | 1,935,257 | 2021-02-18 21:33:55 |
| ALTR | Altair Engineering Inc. | Morof Howard N | Chief Financial Officer | 2021-02-17 | Sell | 4,000 | 63.51 | 254,046 | 2021-02-18 20:22:37 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2021-02-09 | Sell | 100,000 | 65.73 | 6,572,864 | 2021-02-10 15:35:23 |
| ALTR | Altair Engineering Inc. | Christ Revocable Trust | 10% Owner | 2021-02-09 | Sell | 100,000 | 65.73 | 6,572,864 | 2021-02-10 15:30:43 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-01-20 | Sell | 14,635 | 61.89 | 905,822 | 2021-01-22 18:59:26 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2021-01-20 | Sell | 7,205 | 61.89 | 445,939 | 2021-01-22 18:59:08 |
| ALTR | Altair Engineering Inc. | James R. Scapa Declaration of Trust | 10% Owner | 2021-01-20 | Sell | 7,430 | 61.90 | 459,882 | 2021-01-22 18:56:45 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2021-01-15 | Sell | 22,795 | 60.48 | 1,378,557 | 2021-01-20 17:37:28 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2021-01-15 | Sell | 55,365 | 60.50 | 3,349,553 | 2021-01-20 17:28:32 |
| ALTR | Altair Engineering Inc. | James R. Scapa Declaration of Trust | 10% Owner | 2021-01-15 | Sell | 32,570 | 60.52 | 1,970,996 | 2021-01-20 17:20:02 |
| ALTR | Altair Engineering Inc. | Morof Howard N | Chief Financial Officer | 2021-01-13 | Sell | 4,000 | 62.06 | 248,229 | 2021-01-15 13:17:15 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2021-01-11 | Sell | 100,000 | 61.31 | 6,130,924 | 2021-01-13 13:58:44 |
| ALTR | Altair Engineering Inc. | Christ Revocable Trust | 10% Owner | 2021-01-11 | Sell | 100,000 | 61.31 | 6,130,924 | 2021-01-13 13:55:33 |
| ALTR | Altair Engineering Inc. | James R. Scapa Declaration of Trust | 10% Owner | 2020-12-17 | Sell | 3,906 | 57.84 | 225,915 | 2020-12-21 17:37:38 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2020-12-17 | Sell | 5,976 | 57.83 | 345,591 | 2020-12-21 17:36:14 |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | 2020-12-17 | Option Exercise | 5,500 | 0.64 | 3,520 | 2020-12-21 17:33:45 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2020-12-17 | Sell | 1,044 | 57.13 | 59,644 | 2020-12-21 17:33:23 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2020-12-17 | Sell | 2,070 | 57.81 | 119,675 | 2020-12-21 17:29:41 |
| ALTR | Altair Engineering Inc. | Morof Howard N | Chief Financial Officer | 2020-12-16 | Sell | 4,000 | 57.12 | 228,468 | 2020-12-18 18:46:46 |
| ALTR | Altair Engineering Inc. | James R. Scapa Declaration of Trust | 10% Owner | 2020-12-15 | Sell | 36,094 | 56.92 | 2,054,624 | 2020-12-17 17:58:07 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2020-12-15 | Sell | 54,024 | 56.92 | 3,075,221 | 2020-12-17 17:49:13 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2020-12-15 | Sell | 17,930 | 56.92 | 1,020,597 | 2020-12-17 17:43:28 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2020-12-10 | Option Exercise | 57,915 | 5.18 | 300,000 | 2020-12-14 13:22:37 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2020-12-04 | Sell | 36,052 | 52.96 | 1,909,170 | 2020-12-08 11:11:20 |
| ALTR | Altair Engineering Inc. | Christ Revocable Trust | 10% Owner | 2020-12-04 | Sell | 36,052 | 52.96 | 1,909,170 | 2020-12-08 10:48:49 |
| ALTR | Altair Engineering Inc. | Dagg James | See Remarks | 2020-12-04 | Sell | 8,000 | 52.88 | 423,000 | 2020-12-08 10:45:28 |
| ALTR | Altair Engineering Inc. | Dagg James | See Remarks | 2020-12-04 | Option Exercise | 8,000 | 0.00 | 0 | 2020-12-08 10:45:28 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2020-12-03 | Sell | 3,000 | 52.74 | 158,210 | 2020-12-07 13:54:20 |
| ALTR | Altair Engineering Inc. | Christ Revocable Trust | 10% Owner | 2020-12-02 | Sell | 63,948 | 52.89 | 3,382,504 | 2020-12-04 12:26:44 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2020-12-02 | Sell | 63,948 | 52.89 | 3,382,504 | 2020-12-04 12:25:24 |
| ALTR | Altair Engineering Inc. | Dias Nelson | Chief Revenue Officer | 2020-11-25 | Sell | 4,000 | 52.06 | 208,256 | 2020-11-27 13:50:11 |
| ALTR | Altair Engineering Inc. | Dias Nelson | Chief Revenue Officer | 2020-11-25 | Option Exercise | 4,000 | 0.64 | 2,560 | 2020-11-27 13:50:11 |
| ALTR | Altair Engineering Inc. | Scapa James Ralph | Chief Executive Officer 10% Owner | 2020-11-16 | Sell | 60,000 | 49.17 | 2,950,318 | 2020-11-18 14:54:25 |
| ALTR | Altair Engineering Inc. | JRS Investments LLC | 10% Owner | 2020-11-16 | Sell | 20,000 | 49.17 | 983,389 | 2020-11-18 14:51:38 |
| ALTR | Altair Engineering Inc. | James R. Scapa Declaration of Trust | 10% Owner | 2020-11-16 | Sell | 40,000 | 49.17 | 1,966,928 | 2020-11-18 14:45:14 |
| ALTR | Altair Engineering Inc. | Srikanth Mahalingam | See Remarks | 2020-11-13 | Sell | 9,000 | 49.05 | 441,423 | 2020-11-16 18:39:43 |
| ALTR | Altair Engineering Inc. | Srikanth Mahalingam | See Remarks | 2020-11-13 | Option Exercise | 13,181 | 0.64 | 8,436 | 2020-11-16 18:39:43 |
| ALTR | Altair Engineering Inc. | Hart Richard | Directior | 2020-11-13 | Sell | 8,000 | 48.98 | 391,800 | 2020-11-16 18:32:36 |
| ALTR | Altair Engineering Inc. | Hart Richard | Directior | 2020-11-13 | Option Exercise | 8,000 | 5.18 | 41,440 | 2020-11-16 18:32:36 |
| ALTR | Altair Engineering Inc. | Siudara Andrea | Chief Information Officer | 2020-11-11 | Sell | 1,438 | 48.77 | 70,131 | 2020-11-13 17:14:09 |
| ALTR | Altair Engineering Inc. | Morof Howard N | Chief Financial Officer | 2020-11-11 | Sell | 4,000 | 49.05 | 196,196 | 2020-11-13 17:12:29 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2020-11-12 | Sell | 3,000 | 49.73 | 149,204 | 2020-11-13 17:06:29 |
| ALTR | Altair Engineering Inc. | Christ Revocable Trust | 10% Owner | 2020-11-10 | Sell | 100,000 | 48.63 | 4,863,185 | 2020-11-12 15:34:08 |
| ALTR | Altair Engineering Inc. | Christ George J | 10% Owner | 2020-11-10 | Sell | 100,000 | 48.63 | 4,863,185 | 2020-11-12 15:28:38 |
| ALTR | Altair Engineering Inc. | Schramm Uwe | See Remarks | 2020-11-10 | Sell | 5,000 | 48.38 | 241,908 | 2020-11-12 15:17:54 |
| ALTR | Altair Engineering Inc. | Schramm Uwe | See Remarks | 2020-11-10 | Option Exercise | 5,000 | 5.18 | 25,900 | 2020-11-12 15:17:54 |
| ALTR | Altair Engineering Inc. | Dagg James | See Remarks | 2020-11-06 | Sell | 8,000 | 47.88 | 383,067 | 2020-11-10 13:56:37 |
| ALTR | Altair Engineering Inc. | Dagg James | See Remarks | 2020-11-06 | Option Exercise | 8,000 | 0.00 | 0 | 2020-11-10 13:56:37 |
| ALTR | Altair Engineering Inc. | Chouinard Brett R | See Remarks | 2020-10-29 | Sell | 3,000 | 44.09 | 132,264 | 2020-11-02 15:58:28 |
