| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| SIEGAL JONATHAN | Principal Accounting Officer | 64 SIDNEY STREET, CAMBRIDGE | /s/ Sean Flynn, as Attorney-in-Fact for Jonathan Siegal | 13 Feb 2026 | 0001916145 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | VCEL | Common Stock | Award | $2,942 | +112 | +5.4% | $26.27 | 2,182 | 31 Dec 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Shares acquired pursuant to the Issuer's 2015 Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c). |