Göztepe (Super Lig): every transfer in and out, fees paid and earned, squad market value, €23m spent and €37m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-01 | Uğur Kaan Yıldız | Göztepe | Kocaelispor | Free |
| 2026-07-01 | Sinclair Armstrong | Bristol City | Göztepe | €1.8m |
| 2026-07-01 | Héliton | Göztepe | Without Club | — |
| 2026-07-01 | Ekrem Kılıçarslan | Göztepe | Without Club | — |
| 2026-02-16 | Ibrahim Sabra | Göztepe | NK Lokomotiva | Loan |
| 2026-02-05 | Musah Mohammed | Bodrum FK | Göztepe | €300k |
| 2026-02-04 | Filip Krastev | Lommel SK | Göztepe | Loan |
| 2026-02-03 | Junior Olaitan | Göztepe | Besiktas | €5m |
| 2026-02-02 | Rhaldney | Göztepe | Alverca | Loan |
| 2026-01-16 | Jeh | Ponte Preta | Göztepe | €680k |
| 2026-01-10 | Şamil Öztürk | Kayserispor | Göztepe | Free |
| 2026-01-05 | Alexis Antunes | Servette FC | Göztepe | €537k |
| 2026-01-02 | Guilherme Luiz | Ceará SC | Göztepe | €1.4m |
| 2026-01-02 | Ahmed Ildız | Göztepe | Corum FK | €297k |
| 2026-01-01 | Nevzat Üzel | Göztepe U19 | Göztepe | — |
| 2025-09-01 | Emersonn | Göztepe | Toulouse | €3.2m |
| 2025-08-25 | Juan | Southampton | Göztepe | €900k |
| 2025-08-19 | Erkam Kömür | Göztepe | Kirklarelispor | Loan |
| 2025-08-15 | Rômulo | Göztepe | Leipzig | €20m |
| 2025-08-08 | Furkan Malak | Göztepe | IFK Haninge | Loan |