| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Williams Eugene | Director | C/O PROMIS NEUROSCIENCES INC., SUITE 200, 1920 YONGE STREET, TORONTO, ONTARIO, CANADA | /s/ Max A. Milbury, Attorney in Fact for Eugene Williams | 06 Mar 2026 | 0001927626 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PMN | Common Shares | Purchase | $48,800 | +2,000 | +19% | $24.40 | 12,397 | 05 Mar 2026 | Direct |