| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Gregory Dean A. | Director | C/O CERUS CORPORATION, 1220 CONCORD AVE SUITE 600, CONCORD | Dean A. Gregory by Chrystal N. Jensen, attorney-in-fact | 25 Aug 2025 | 0002028395 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CERS | Common Stock | Purchase | $31,250 | +25,000 | +41% | $1.25 | 86,725 | 25 Aug 2025 | Direct |