| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATRA | Common Stock | Sale | $19,991 | -32,401 | -4.5% | $0.6170 | 695,120 | 16 May 2024 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Shares sold automatically to satisfy tax withholding obligations in connection with the vesting of previously granted restricted stock units, pursuant to a sale-to-cover provision in the award agreement. |
| F2 | The sale price of the reporting person's shares represents the weighted average price of all shares sold by a broker on May 16, 2024 and May 17, 2024 on behalf of a group of employees of the Issuer to satisfy the payment of withholding tax liability of such employees. |