Istra 1961 U17: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-07-01 | Raul Kumar | Istra 1961 U17 | NK Istra | — |
| 2024-07-01 | Dukan Ahmeti | Istra 1961 U17 | Istra 1961 U19 | — |
| 2023-07-01 | Raul Kumar | Istra 1961 Jgd | Istra 1961 U17 | — |
| 2023-07-01 | Dominik Celija | Istra 1961 U17 | Istra 1961 U19 | — |
| 2023-07-01 | Arian Moslavac | Istra 1961 U17 | Istra 1961 U19 | — |
| 2022-07-01 | Dukan Ahmeti | Istra 1961 Jgd | Istra 1961 U17 | — |
| 2021-07-01 | Dominik Celija | Istra 1961 Jgd | Istra 1961 U17 | — |
| 2021-07-01 | Arian Moslavac | Istra 1961 Jgd | Istra 1961 U17 | — |
| 2020-07-01 | Mauro Perkovic | Istra 1961 U17 | Istra 1961 U19 | — |
| 2020-07-01 | Antonio Mauric | Istra 1961 U17 | Istra 1961 U19 | — |
| 2020-04-24 | Mateo Lisica | Istra 1961 U17 | NK Istra | — |
| 2019-07-19 | Antonio Mauric | Rudar Labin U19 | Istra 1961 U17 | — |
| 2018-07-01 | Mauro Perkovic | Istra 1961 Jgd | Istra 1961 U17 | — |
| 2018-07-01 | Mateo Lisica | Istra 1961 Jgd | Istra 1961 U17 | — |
| 2018-07-01 | Jan Paus-Kunst | Istra 1961 U17 | Istra 1961 U19 | — |
| 2017-08-04 | Jan Paus-Kunst | Mladost Fazana | Istra 1961 U17 | — |