| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALT | Common Stock, par value $0.0001 | Award | $13,531 | +5,030 | +58% | $2.69 | 13,743 | 31 Jan 2024 | Direct | F1, F2, F3 |
| 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 August 1, 2023 through January 31, 2024. |
| F2 | In accordance with the ESPP, these shares were purchased based on 85% of the opening price of the issuer's common stock on August 1, 2023. |
| F3 | The Issuer withheld 2,494 shares to cover taxes associated with the vesting of RSU on January 1, 2024 instead of the 2,503 shares reported as withheld on the individual's Form 4 filed on January 4, 2024. The updated total is reflective of the foregoing correction. |