| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATRA | Common Stock | Sale | $32,952 | -5,853 | -2.8% | $5.63 | 203,529 | 08 Jun 2022 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Shares sold pursuant to a 10b5-1 arrangement to satisfy tax obligations in connection with the vesting of previously granted restricted stock units. |
| F2 | Includes 1,790 shares purchased under the Issuer's Employee Stock Purchase Plan on May 31, 2022. |