| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Rothfuss Cristin | EVP, General Counsel | 215 FIRST STREET, CAMBRIDGE | /s/ Cristin L. Rothfuss | 13 Mar 2026 | 0002046214 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SRPT | Common Stock | Tax liability | -974 | -0.7% | $17.03* | 137,544 | 11 Mar 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Shares were withheld by the Company to satisfy tax withholding obligations related to vesting of restricted stock units granted on March 10, 2025. |