| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SERA | Class A Common Stock | Sale | $10,736 | -2,725 | -2.7% | $3.94 | 98,285 | 14 Mar 2022 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The transaction reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 14, 2021. |