| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | CTKB | Stock Option (Right to Buy) | 22 Jul 2021 | Common Stock | 13,333 | $4.71 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The shares subject to the option vest as follows: 1/24th of the shares subject to the option shall vest monthly over two years from March 31, 2021. |
Exhibit 24 - Power of Attorney