Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 10/2026 |  | Gabrijel Božić | MF |  | Zrinjski Mostar U17 | U17 |
| 09/2026 | | Marko Karačić | DF | | Zrinjski Mostar U17 | U17 |
| 09/2026 | | David Džidić | MF | | Zrinjski Mostar U17 | U17 |
| 09/2026 |  | Tomislav Jurić | MF | | Zrinjski Mostar U17 | U17 |
| 09/2026 | | Arnes Zulić | FW | | Zrinjski Mostar U17 | U17 |
| 09/2026 | | Emanuel Primorac | FW | | Zrinjski Mostar U17 | U17 |
| 08/2026 | | Antonio Arapović | FW |  | NK GOŠK Gabela | GOŠK |
| 07/2026 | | Filip Knežević | DF |  | Zvijezda 09 Bijeljina U19 | U19 |
| 07/2026 | | Luka Đurđević | GK | | Zrinjski Mostar U17 | U17 |
| 07/2026 | | Vladan Đerić | MF | | Zrinjski Mostar U17 | U17 |
| 07/2026 |  | Matías Luis Poblete | MF | |||
| 07/2026 | | Thiago Rodriguez Zentner | MF | |||
| 07/2026 | | Ivan Miletić | FW | | Zrinjski Mostar U17 | U17 |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2026 | | Thiago López | MF |  | Zrinjski Mostar | Zrinjski |