Banja Luka U19 (): every transfer in and out, fees paid and earned, and the market value of the squad.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-07-01 | Nikola Grujic | Banja Luka U19 | Spartak | Free |
| 2023-07-01 | Savo Susic | Banja Luka U19 | B. Banja Luka | — |
| 2022-01-01 | Savo Susic | Banja Luka U17 | Banja Luka U19 | — |