| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PTGX | Common Stock | Tax liability | $27,597 | -1,189 | -4.9% | $23.21 | 23,186 | 18 Apr 2023 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the release of 3,437 vested restricted stock units on April 18, 2023. |
| F2 | The shares of common stock reported on this Form 4 are subject to a lock-up agreement between the reporting person and J.P. Morgan Securities LLC, Jefferies LLC and Piper Sandler & Co., dated April 4, 2023 (the "Lock-up Date") pursuant to which the shares of common stock reported herein cannot be sold for 60 days following the Lock-up Date. |