| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| WIRTJES SEAN M | CHIEF FINANCIAL OFFICER | C/O RAPID MICRO BIOSYSTEMS, INC., 25 HARTWELL AVENUE, LEXINGTON | /s/ Sean M. Wirtjes | 10 Feb 2026 | 0001289733 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | RPID | Class A Common Stock | Sale | $22,798 | -6,027 | -1.2% | $3.78 | 483,928 | 09 Feb 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents the automatic sale of stock to cover the associated tax obligations with the vesting of restricted stock units. |