| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Neufeld Leah R | CHIEF PEOPLE OFFICER | 245 MAIN STREET, SECOND FLOOR, CAMBRIDGE | /s/ Michael D. Bookman, Attorney-in-Fact for Leah R. Neufeld | 15 Jan 2026 | 0001950673 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IMRX | Class A Common Stock | Purchase | $10,906 | +2,626 | +11% | $4.15 | 25,970 | 13 Jan 2026 | Direct |