NK Istra 1961 (Supersport Hnl): every transfer in and out, fees paid and earned, squad market value, €990k spent and €13m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-08-04 | Jovan Ivanisevic | NK Istra 1961 | Sarajevo | Free |
| 2026-07-19 | Stjepan Loncar | NK Istra 1961 | Persija | €300k |
| 2026-07-17 | Leo Stulac | NK Istra 1961 | FC Koper | Free |
| 2026-02-17 | Leo Stulac | Reggiana | NK Istra | Free |
| 2026-02-17 | Dario Maresic | NK Istra | Hajduk Split | €175k |
| 2026-02-17 | Allen Obando | Barcelona SC | NK Istra | Loan |
| 2026-02-07 | Marin Zgomba | NK Istra 1961 | Vitebsk | Free |
| 2026-02-05 | Jovan Ivanisevic | NK Istra 1961 | Sarajevo | Loan |
| 2026-02-04 | Gustavo Albarracín | Alavés | NK Istra | Loan |
| 2026-01-31 | Saydou Bangura | NK Istra 1961 | Siroki Brijeg | Loan |
| 2026-01-31 | Ville Koski | NK Istra | Alavés | Loan |
| 2026-01-29 | Samuli Miettinen | KuPS | NK Istra | Free |
| 2026-01-27 | Silvio Gorican | NK Lokomotiva | NK Istra | €150k |
| 2026-01-27 | Salim Fago Lawal | NK Istra | Viktoria Plzeň | €2.4m |
| 2026-01-19 | Niko Sepic | Dinamo Zagreb | NK Istra | — |
| 2026-01-16 | Rene Hrvatin | NK Domzale | NK Istra | — |
| 2026-01-05 | Dukan Ahmeti | Istra 1961 U19 | NK Istra | — |
| 2025-08-22 | Vigo Vujanic | NK Istra | NK Uljanik | Loan |
| 2025-08-19 | Diego Rossi | Parma U20 | NK Istra | Free |
| 2025-07-22 | Ivan Calusic | NK Istra 1961 | NK Radomlje | Free |