| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALTR | Class A Common Stock | Award | $4,533 | +55 | +0.3% | $82.42 | 18,279 | 14 Jan 2025 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Shares purchased under the Altair Engineering Inc. 2021 Employee Stock Purchase Plan in a transaction exempt under Rule 16b-3(c). |
| F2 | Includes 8,236 Class A Common Stock restricted stock units that are unvested. |