Cercle U18: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-07-01 | Mathis Roete | Cercle U18 | Union SG U23 | Free |
| 2024-07-01 | Tiemen De Bel | Cercle U18 | Jong Cercle | — |
| 2024-07-01 | Ilias Ben Sadik | Cercle U18 | Jong Cercle | — |
| 2023-07-01 | Tiemen De Bel | Cercle Youth | Cercle U18 | — |
| 2023-07-01 | Ilias Ben Sadik | Cercle Youth | Cercle U18 | — |
| 2022-07-01 | Sebbe Gheerardyns | Cercle U18 | Jong Cercle | — |
| 2022-07-01 | Rayan El Bahri | Cercle U18 | Jong Cercle | — |
| 2021-01-01 | Jonas Lietaert | Cercle U18 | Cercle U21 | — |
| 2020-07-01 | Sebbe Gheerardyns | Cercle Youth | Cercle U18 | — |
| 2020-07-01 | Rayan El Bahri | Lokeren Youth | Cercle U18 | Free |
| 2020-07-01 | Jonas Lietaert | Cercle Youth | Cercle U18 | — |
| 2020-07-01 | Bas Langenbick | Cercle U18 | Cercle U21 | — |
| 2018-07-01 | Bas Langenbick | Cercle Youth | Cercle U18 | — |