Galatasaray (Super Lig): every transfer in and out, fees paid and earned, squad market value, €423m spent and €165m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-01 | Wilfried Zaha | Galatasaray | Without Club | — |
| 2026-07-01 | Batuhan Şen | Galatasaray | Karagümrük | Free |
| 2026-02-06 | Kazımcan Karataş | Galatasaray | Basaksehir | Loan |
| 2026-02-05 | Yusuf Demir | Galatasaray | Rapid Vienna | Free |
| 2026-02-05 | Sacha Boey | Bayern Munich | Galatasaray | Loan |
| 2026-02-05 | Armando Güner | M'gladbach U19 | Galatasaray | €350k |
| 2026-02-03 | Renato Nhaga | Casa Pia | Galatasaray | €6.5m |
| 2026-02-03 | Eyüp Aydın | Galatasaray | Kasimpasa | Loan |
| 2026-01-25 | Yáser Asprilla | Girona | Galatasaray | Loan |
| 2026-01-23 | Noa Lang | Napoli | Galatasaray | Loan |
| 2026-01-05 | Berkan Kutlu | Galatasaray | Konyaspor | Free |
| 2025-09-12 | Jankat Yılmaz | Galatasaray | Eyüpspor | Loan |
| 2025-09-12 | Eyüp Aydın | Galatasaray | Samsunspor | Loan |
| 2025-09-04 | Ali Yeşilyurt | Galatasaray | Yalova FK 77 SK | Loan |
| 2025-09-02 | İlkay Gündoğan | Man City | Galatasaray | Free |
| 2025-09-01 | Uğurcan Çakır | Trabzonspor | Galatasaray | €28m |
| 2025-09-01 | Nicolò Zaniolo | Galatasaray | Udinese | Loan |
| 2025-09-01 | Efe Akman | Galatasaray | FC Andorra | €500k |
| 2025-09-01 | Carlos Cuesta | Galatasaray | Vasco da Gama | Loan |
| 2025-08-28 | Wilfried Singo | Monaco | Galatasaray | €31m |