| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Roberts Zachary | EVP of R&D | 210 EAST GRAND AVE, SOUTH SAN FRANCISCO | /s/Earl Douglas, Attorney-in-Fact | 23 Jan 2026 | 0001851044 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ALLO | Common Stock | Sale | $40,980 | -26,269 | -4.1% | $1.56 | 616,866 | 21 Jan 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents the number of shares sold by the reporting person to cover tax withholding obligations in connection with the vesting of restricted stock units. This sale is mandated by the Issuer's election under its equity incentive plan to require the satisfaction of tax withholding obligations to be funded by a "sell to cover" transaction and does not represent a discretionary trade by the reporting person. |