Białystok Youth: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2024-06-01 | Jakub Rabiczko | Białystok Youth | Jagiellonia U19 | — |
| 2024-05-01 | Maciej Kuczyński | Białystok Youth | Jagiellonia U19 | — |
| 2024-01-01 | Oskar Pietuszewski | Białystok Youth | Jagiellonia U19 | — |
| 2023-07-01 | Bartosz Mazurek | Białystok Youth | Jagiellonia U19 | — |
| 2021-07-01 | Jan Faberski | Białystok Youth | Jagiellonia U19 | — |
| 2021-07-01 | Jakub Lewicki | Białystok Youth | Jagiellonia U19 | — |
| 2020-07-01 | Jan Faberski | FFA Warszawa | Białystok Youth | — |
| 2020-01-01 | Miłosz Matysik | Białystok Youth | Jagiellonia U19 | — |