| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | KRYS | Stock Option (Right to Buy) | Options Exercise | $0 | -20K | -100% | $0.00* | 0 | May 20, 2024 | Common Stock | 20K | $22.75 | Direct | F4 |
| Id | Content |
|---|---|
| F1 | The transaction was executed in multiple trades ranging from $163.080 to $164.065. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein. |
| F2 | The transaction was executed in multiple trades ranging from $164.085 to $164.850. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein. |
| F3 | The transaction was executed in multiple trades ranging from $165.160 to $166.000. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer, full information regarding the number of shares sold at each separate price within the range set forth herein. |
| F4 | The options were awarded on March 1, 2019 and vested monthly over a three-year period. |