| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Cowan Chad | Chief Scientific Officer | C/O CENTURY THERAPEUTICS, INC., 25 N 38TH STREET, 11TH FLOOR, PHILADELPHIA | /s/ Douglas Carr, Attorney-in-Fact | 06 Jan 2026 | 0002039294 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IPSC | Common Stock | Tax liability | $1,603 | -1,611 | -0.15% | $0.9950 | 1,043,476 | 02 Jan 2026 | Direct | F1 |
| holding | IPSC | Common Stock | 10,697 | 02 Jan 2026 | By Trust | F2 |
| Id | Content |
|---|---|
| F1 | Represents shares withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock units. |
| F2 | Shares held by the Cowan Investment Nominee Trust. The Reporting Person disclaims beneficial ownership except to the extent of any pecuniary interest therein, and this report shall not be deemed an admission that such shares are beneficially owned by him for Section 16 or any other purpose. |