| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Ali Asif | Chief Financial Officer | C/O PROTAGONIST THERAPEUTICS, INC., 7707 GATEWAY BLVD., SUITE 140, NEWARK | /s/ Matthew Gosling, Attorney-in-Fact for Asif Ali | 21 Jan 2026 | 0001921163 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PTGX | Common Stock | Sale | $708,338 | -8,588 | -9.9% | $82.48 | 78,077 | 20 Jan 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Sale of shares to cover tax withholding obligation incurred upon settlement of restricted stock units. |