| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| DeLucia David | Chief Financial Officer | C/O FIBROGEN, INC., 350 BAY STREET, SUITE 100 # 6009, SAN FRANCISCO | /s/ John Alden, Attorney-in-Fact | 09 Dec 2025 | 0002040705 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | FGEN | Common Stock | Tax liability | -$438 | -52 | -1.15% | $8.42 | 4.49K | 06 Dec 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents shares withheld by the issuer to satisfy a tax obligation realized by the reporting person upon the vesting of restricted stock units. |