| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Williams Charles O | Chief Operating Officer | C/O SURROZEN, INC., 171 OYSTER POINT BLVD., SUITE 400, SOUTH SAN FRANCISCO | /s/Charles Williams | 18 Feb 2026 | 0001325818 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SRZN | Employee Stock Option (right to buy) | Award | $0 | +102,900 | $0.000000 | 102,900 | 17 Feb 2026 | Common Stock | 102,900 | $24.53 | Direct | F1 | |
| transaction | SRZN | Restricted Stock Unit | Award | $0 | +102,900 | $0.000000 | 102,900 | 17 Feb 2026 | Common Stock | 102,900 | Direct | F2, F3 |
| Id | Content |
|---|---|
| F1 | The shares subject to the option award vest over a four-year period in 48 equal monthly installments measured from February 1, 2026, subject to the reporting person's continued service through the applicable vesting date. |
| F2 | Each restricted stock unit, or RSU, represents a contingent right to receive one share of the Issuer's common stock. |
| F3 | The shares subject to the RSUs vest in four equal annual installments starting on February 1, 2026, subject to the reporting person's continued service through the applicable vesting date. |