FC Basel U19: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-07-01 | Simon Caillet | FC Basel U19 | FC Basel U21 | — |
| 2024-07-03 | Simon Caillet | FC Basel U19 | Concordia BS | Loan |
| 2023-07-01 | Simon Caillet | FC Basel U17 | FC Basel U19 | — |