| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Mar 13, 2024 | Sale | $81.66 | 75 | 6,125 | 25,229 | Mar 14, 2024, 03:58 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Mar 04, 2024 | Sale | $85.32 | 285 | 24,316 | 25,304 | Mar 05, 2024, 02:33 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Feb 28, 2024 | Sale | $83.65 | 189 | 15,810 | 25,589 | Feb 29, 2024, 03:42 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Jan 12, 2024 | Option Exercise | $63.92 | 94 | 6,008 | 25,778 | Jan 17, 2024, 05:33 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Nov 08, 2023 | Sale | $68.79 | 1,600 | 110,061 | 25,684 | Nov 09, 2023, 10:24 AM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Aug 10, 2023 | Option Exercise | $3.84 | 4,000 | 15,360 | 27,284 | Aug 10, 2023, 07:10 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Jul 14, 2023 | Option Exercise | $42.65 | 140 | 5,971 | 23,284 | Jul 17, 2023, 02:19 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | May 26, 2023 | Sale | $72.70 | 847 | 61,578 | 23,144 | May 26, 2023, 03:13 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Mar 16, 2023 | Sale | $64.97 | 313 | 20,337 | 23,991 | Mar 17, 2023, 02:12 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Mar 13, 2023 | Sale | $62.49 | 77 | 4,812 | 24,304 | Mar 15, 2023, 04:34 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Mar 01, 2023 | Sale | $63.84 | 154 | 9,831 | 21,048 | Mar 03, 2023, 01:16 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Feb 28, 2023 | Sale | $64.53 | 2,500 | 161,325 | 21,202 | Mar 01, 2023, 08:37 AM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Jan 14, 2023 | Option Exercise | $42.31 | 142 | 6,008 | 23,702 | Jan 18, 2023, 12:17 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Sep 19, 2022 | Option Exercise | $3.84 | 4,000 | 15,360 | 23,560 | Sep 20, 2022, 10:39 AM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Jul 14, 2022 | Option Exercise | $41.68 | 145 | 6,044 | 19,560 | Jul 18, 2022, 10:11 AM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | May 17, 2022 | Option Exercise | $3.79 | 1,644 | 6,231 | 19,415 | May 18, 2022, 10:51 AM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Mar 16, 2022 | Sale | $58.50 | 304 | 17,783 | 17,775 | Mar 18, 2022, 12:57 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Mar 09, 2020 | Sale | $28.83 | 97 | 2,796 | 18,075 | Mar 18, 2022, 12:57 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Mar 14, 2022 | Sale | $59.96 | 75 | 4,497 | 18,172 | Mar 15, 2022, 09:07 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Mar 07, 2022 | Sale | $64.55 | 91 | 5,874 | 16,047 | Mar 09, 2022, 08:29 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Jan 21, 2022 | Option Exercise | $2.48 | 2,000 | 4,960 | 16,138 | Jan 31, 2022, 10:43 AM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Jan 14, 2022 | Option Exercise | $54.57 | 109 | 5,948 | 14,138 | Jan 19, 2022, 02:50 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Mar 16, 2021 | Sale | $60.44 | 186 | 11,242 | 14,029 | Mar 18, 2021, 04:08 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Mar 12, 2021 | Sale | $59.48 | 95 | 5,651 | 12,122 | Mar 16, 2021, 06:53 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Dec 17, 2020 | Option Exercise | $0.64 | 5,500 | 3,520 | 12,217 | Dec 21, 2020, 05:33 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Sep 01, 2020 | Sale | $43.13 | 3,000 | 129,384 | 6,717 | Sep 02, 2020, 12:30 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Jun 15, 2020 | Option Exercise | $0.64 | 2,500 | 1,600 | 9,717 | Jun 17, 2020, 02:59 PM | |
| ALTR | Altair Engineering Inc. | Maitra Raoul | Chief Legal Officer | Jun 04, 2020 | Sale | $39.13 | 2,000 | 78,250 | 7,217 | Jun 08, 2020, 02:29 PM |
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