| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | KOP | Common Stock | Tax liability | -$30.5K | -1.05K | -1.61% | $28.96 | 64.4K | Mar 3, 2022 | Direct | F1 | 
| Id | Content | 
|---|---|
| F1 | Shares surrendered to the issuer by the reporting person as payment for the tax withholding related to the vesting of time-based restricted stock units. |