| Filed | Form | Description | |
|---|---|---|---|
| 1/16/25 | DEFA14A | DEFA14A | → |
| 12/18/24 | DEFM14A | DEFM14A | → |
| 12/4/24 | PREM14A | PREM14A | → |
| 11/21/24 | DEFA14A | DEFA14A | → |
| 11/19/24 | DEFA14A | DEFA14A | → |
| 11/8/24 | DEFA14A | DEFA14A | → |
| ↓ | |||
| Filed | Form | Description | |
|---|---|---|---|
| 3/26/25 | 4 | 4 | → |
| 3/26/25 | 4 | 4 | → |
| 3/26/25 | 4 | 4 | → |
| 3/26/25 | 4 | 4 | → |
| 3/26/25 | 4 | 4 | → |
| 3/26/25 | 4 | 4 | → |
| ↓ | |||
Altair Engineering Inc. is an American multinational information technology company headquartered in Troy, Michigan, that provides software and cloud solutions for simulation, IoT, high performance computing (HPC), data analytics, and artificial intelligence (AI).