| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Khoja Hamid | Chief Scientific Officer | C/O FIBROBIOLOGICS, INC., 455 E. MEDICAL CENTER BLVD., SUITE 300, HOUSTON, | /s/ Hamid Khoja | 27 May 2025 | 0002010662 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | FBLG | Common Stock | Purchase | $16,800 | +20,000 | +178% | $0.8400 | 31,250 | 27 May 2025 | Direct |