| 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 | 02 Oct 2025 | 0001950673 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IMRX | Class A Common Stock | Purchase | $5,103 | +800 | +3.5% | $6.38 | 23,344 | 01 Oct 2025 | Direct |