| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Nath Kabir | Chief Executive Officer, Director | C/O COMPASS PATHWAYS PLC, 33 BROADWICK STREET, LONDON, UNITED KINGDOM | /s/ Meredith Prithviraj by Power of Attorney for Kabir Nath | 13 Mar 2026 | 0001940258 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CMPS | Ordinary Shares | Tax liability | -13,131 | -6.4% | $6.89* | 191,990 | 11 Mar 2026 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | The Ordinary Shares may be represented by American Depositary Shares, each of which currently represents one Ordinary Share. |
| F2 | Represents shares withheld by the Issuer upon vesting of restricted share units to satisfy tax withholding obligations. |