| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| KEATING LAURIE | Director | 245 MAIN STREET, SECOND FLOOR, CAMBRIDGE | /s/ Michael D. Bookman, Attorney-in-Fact for Laurie B. Keating | 16 Jun 2025 | 0001620743 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IMRX | Stock Option | Award | $0 | +33,350 | $0.000000 | 33,350 | 13 Jun 2025 | Class A Common Stock | 33,350 | $1.90 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The option vests and becomes exercisable in equal monthly installments over a one-year period commencing on July 13, 2025, and will be fully vested and exercisable on June 13, 2026, or the date of the 2026 annual meeting of stockholders, whichever comes first. |