| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALTR | Class A Common Stock | Award | $0 | +323 | +4.4% | $0.000000 | 7,697 | 12 Feb 2025 | By husband | F1, F2 |
| transaction | ALTR | Class A Common Stock | Sale | $6,910 | -62 | -0.81% | $111.45 | 7,635 | 03 Mar 2025 | By husband | F3, F4 |
| holding | ALTR | Class A Common Stock | 31,352 | 12 Feb 2025 | Direct | F5 |
| Id | Content |
|---|---|
| F1 | On February 12, 2025, the Reporting Person's husband was granted 323 Class A Common Stock restricted stock units, which vest in 4 equal annual installments commencing February 12, 2026. |
| F2 | Includes 1,885 Class A Common Stock restricted stock units that are unvested. |
| F3 | Shares sold to satisfy the tax withholding obligation in connection with the vesting of Class A Common Stock restricted stock units. |
| F4 | Includes 1,737 Class A Common Stock restricted stock units that are unvested. |
| F5 | Includes 17,141 Class A Common Stock restricted stock units that are unvested. |