Srikanth Mahalingam
Insider CIK 1720441 · ALTR See Remarks
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| ALTR Altair Engineering Inc. | D To issuer deriv | 2025-03-26 | 2025-03-26 | 7,136 | $109.16 | $779.0K | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | D To issuer deriv | 2025-03-26 | 2025-03-26 | 3,804 | $109.36 | $416.0K | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | D To issuer deriv | 2025-03-26 | 2025-03-26 | 35,168 | $107.82 | $3.79M | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | D To issuer deriv | 2025-03-26 | 2025-03-26 | 1,472 | $82.85 | $122.0K | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | D To issuer deriv | 2025-03-26 | 2025-03-26 | 22,500 | $73.18 | $1.65M | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | D To issuer deriv | 2025-03-26 | 2025-03-26 | 22,500 | $60.97 | $1.37M | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | D To issuer deriv | 2025-03-26 | 2025-03-26 | 6,280 | $51.07 | $320.7K | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | D To issuer deriv | 2025-03-26 | 2025-03-26 | 8,500 | $51.21 | $435.3K | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | D To issuer deriv | 2025-03-26 | 2025-03-26 | 14,845 | $47.81 | $709.7K | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | D To issuer deriv | 2025-03-26 | 2025-03-26 | 15,625 | $33.97 | $530.8K | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | D To issuer deriv | 2025-03-26 | 2025-03-26 | 24,000 | $67.09 | $1.61M | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | D To issuer | 2025-03-26 | 2025-03-26 | 49,875 | $113.00 | $5.64M | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2025-02-12 | 2025-02-14 | 11,059 | — | $0 | 49,875 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2025-01-14 | 2025-01-16 | 73 | $82.42 | $6.0K | 38,816 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2024-12-03 | 2024-12-05 | 1,298 | $105.65 | $137.1K | 38,743 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise deriv | 2024-11-26 | 2024-11-27 | 6,000 | — | $0 | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise | 2024-11-26 | 2024-11-27 | 6,000 | — | $0 | 40,160 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2024-11-26 | 2024-11-27 | 119 | $105.80 | $12.6K | 40,041 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2024-07-12 | 2024-07-16 | 83 | $71.68 | $5.9K | 34,160 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2024-06-05 | 2024-06-05 | 2,479 | $89.01 | $220.7K | 34,077 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2024-05-08 | 2024-05-10 | 153 | $84.38 | $12.9K | 36,556 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award deriv | 2024-03-15 | 2024-03-19 | 15,625 | — | $0 | 15,625 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2024-03-15 | 2024-03-19 | 6,250 | — | $0 | 36,709 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2024-03-04 | 2024-03-05 | 457 | $85.32 | $39.0K | 30,459 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2024-01-12 | 2024-01-17 | 94 | $63.92 | $6.0K | 30,916 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2023-07-14 | 2023-07-17 | 140 | $42.65 | $6.0K | 30,822 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2023-06-12 | 2023-06-13 | 2,471 | $75.55 | $186.7K | 30,863 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2023-06-12 | 2023-06-13 | 180 | $76.25 | $13.7K | 30,682 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2023-03-16 | 2023-03-17 | 5,000 | $67.81 | $339.1K | 33,718 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2023-03-16 | 2023-03-17 | 152 | $64.97 | $9.9K | 33,566 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2023-03-09 | 2023-06-13 | 232 | $67.25 | $15.6K | 33,334 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award deriv | 2023-03-02 | 2023-03-03 | 14,845 | — | $0 | 14,845 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2023-03-02 | 2023-03-03 | 5,938 | — | $0 | 38,718 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2023-01-14 | 2023-01-18 | 142 | $42.31 | $6.0K | 32,780 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award deriv | 2022-12-15 | 2022-12-16 | 24,000 | — | $0 | 24,000 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise deriv | 2022-11-15 | 2022-11-16 | 2,000 | — | $0 | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise | 2022-11-15 | 2022-11-16 | 2,000 | $2.48 | $5.0K | 32,638 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2022-07-14 | 2022-07-18 | 145 | $41.68 | $6.0K | 30,638 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2022-03-16 | 2022-03-18 | 2 | $59.91 | $120 | 23,674 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2022-03-16 | 2022-03-18 | 151 | $58.48 | $8.8K | 23,676 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award deriv | 2022-02-15 | 2022-03-18 | 8,500 | — | $0 | 8,500 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2022-02-15 | 2022-03-18 | 2,850 | — | $0 | 23,827 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2022-01-14 | 2022-01-19 | 109 | $54.47 | $5.9K | 20,977 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award deriv | 2021-03-15 | 2021-03-17 | 6,280 | — | $0 | 6,280 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2021-03-15 | 2021-03-17 | 2,093 | — | $0 | 20,868 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise deriv | 2020-12-04 | 2022-04-22 | 6,819 | — | $0 | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise | 2020-12-04 | 2022-04-22 | 6,819 | $0.64 | $4.4K | 30,492 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award deriv | 2020-12-02 | 2020-12-03 | 22,500 | — | $0 | 22,500 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise deriv | 2020-11-13 | 2020-11-16 | 13,181 | — | $0 | 6,819 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise | 2020-11-13 | 2020-11-16 | 13,181 | $0.64 | $8.4K | 27,775 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2020-11-13 | 2020-11-16 | 9,000 | $49.05 | $441.4K | 18,775 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award deriv | 2020-06-02 | 2020-06-04 | 22,500 | — | $0 | 22,500 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2020-03-16 | 2020-03-18 | 230 | $24.61 | $5.7K | 14,594 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award deriv | 2020-03-11 | 2020-03-13 | 1,472 | — | $0 | 1,472 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2020-03-11 | 2020-03-13 | 1,472 | — | $0 | 14,824 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2020-03-09 | 2020-03-11 | 192 | $28.83 | $5.5K | 13,352 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise deriv | 2019-10-16 | 2019-10-18 | 8,000 | — | $0 | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise | 2019-10-16 | 2019-10-18 | 8,000 | $0.64 | $5.1K | 13,544 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2019-04-05 | 2019-04-08 | 7,000 | $37.68 | $263.8K | 5,711 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2019-03-18 | 2019-04-08 | 2,641 | — | $0 | 12,711 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2019-03-18 | 2019-03-20 | 2,641 | — | $0 | 4,711 | SEC↗ |
| ALTR Altair Engineering Inc. | S Sale | 2019-03-06 | 2019-06-05 | 167 | $35.64 | $6.0K | 9,903 | SEC↗ |
| ALTR Altair Engineering Inc. | A Award | 2018-01-29 | 2018-02-22 | 2,070 | — | $0 | 2,070 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise deriv | 2017-12-08 | 2018-06-11 | 8,000 | — | $0 | 0 | SEC↗ |
| ALTR Altair Engineering Inc. | M Exercise | 2017-12-08 | 2018-06-11 | 8,000 | $0.46 | $3.7K | 8,000 | SEC↗ |