| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALT | Common Stock, par value $0.0001 | Award | $5,022 | +732 | +8.8% | $6.86 | 9,037 | 31 Jul 2022 | Direct | F1 |
| holding | ALT | Common Stock, par value $0.0001 | 15 | 31 Jul 2022 | Shares held by spouse of Reporting Person |
| Id | Content |
|---|---|
| F1 | These shares were purchased due to participation by the reporting individual in the Issuer's 2019 Employee Stock Purchase Plan ("ESPP"). It pertains to the ESPP purchase period from February 1, 2022 through July 31, 2022. |