Transfers
Recent player movements in and out of the squad
| Date | Player | From | To | Type |
|---|---|---|---|---|
| 30.07.2025 | O. Inan | Istanbul Basaksehir | — | Loan |
| 30.07.2025 | E. Karaağaç | Istanbul Basaksehir | — | Loan |
| 30.07.2025 | E. Koyuncu | Istanbul Basaksehir | — | Loan |
| 29.07.2025 | A. Fayzullaev | — | Istanbul Basaksehir | Transfer |
| 26.07.2025 | Abdoulaye Yoro | Istanbul Basaksehir | — | Loan |
| 25.07.2025 | E. Kaplan | Istanbul Basaksehir | — | Free Transfer |
| 24.07.2025 | H. Ljukovac | Istanbul Basaksehir | Teplice | Loan |
| 23.07.2025 | H. Ljukovac | Istanbul Basaksehir | Teplice | Loan |
| 23.07.2025 | Abdoulaye Yoro | Istanbul Basaksehir | — | Loan |
| 22.07.2025 | E. Kaplan | Istanbul Basaksehir | — | Loan |
| 21.07.2025 | F. Nzaba | Istanbul Basaksehir | — | Loan |
| 18.07.2025 | E. Barlık | Istanbul Basaksehir | — | Transfer |
| 11.07.2025 | D. Selke | Hamburger SV | Istanbul Basaksehir | Free Transfer |
| 10.07.2025 | E. Shomurodov | AS Roma | Istanbul Basaksehir | Loan |
| 10.07.2025 | D. Selke | Hamburger SV | Istanbul Basaksehir | Free agent |
| 09.07.2025 | E. Shomurodov | AS Roma | Istanbul Basaksehir | Loan |
| 05.07.2025 | João Figueiredo | Istanbul Basaksehir | — | Transfer |
| 03.07.2025 | B. Özyurt | Istanbul Basaksehir | Alanyaspor | Transfer |
| 02.07.2025 | S. Gürler | Istanbul Basaksehir | Eyüpspor | Free Transfer |
| 02.07.2025 | Berkay Aslan | FC Augsburg | Istanbul Basaksehir | Transfer |
| 02.07.2025 | B. Kavraz | Istanbul Basaksehir | — | Transfer |
| 02.07.2025 | B. Ozyurt | Istanbul Basaksehir | Alanyaspor | - |
| 01.07.2025 | Lucas Stancic | — | Istanbul Basaksehir | Free Transfer |
| 01.07.2025 | B. Kavraz | — | Istanbul Basaksehir | Back from Loan |
| 01.07.2025 | B. Özyurt | — | Istanbul Basaksehir | N/A |
| 01.07.2025 | A. Touba | KV Mechelen | Istanbul Basaksehir | — |
| 01.07.2025 | B. Çelik | — | Istanbul Basaksehir | Back from Loan |
| 01.07.2025 | Y. Dilek | — | Istanbul Basaksehir | Back from Loan |
| 01.07.2025 | E. Barlık | — | Istanbul Basaksehir | N/A |
| 01.07.2025 | B. Özdemir | — | Istanbul Basaksehir | Free Transfer |
| 01.07.2025 | B. Özdemir | Istanbul Basaksehir | — | N/A |
| 01.07.2025 | M. Arslantaş | — | Istanbul Basaksehir | Back from Loan |
| 01.07.2025 | B. Özcan | Rizespor | Istanbul Basaksehir | N/A |
| 01.07.2025 | B. Aydoğmuş | — | Istanbul Basaksehir | Back from Loan |
| 01.07.2025 | E. Karaal | — | Istanbul Basaksehir | Back from Loan |
| 01.07.2025 | Nuno da Costa | — | Istanbul Basaksehir | Free Transfer |
| 01.07.2025 | Nuno da Costa | Kasimpasa | Istanbul Basaksehir | Free Transfer |
| 01.07.2025 | S. Bangoura | Istanbul Basaksehir | — | Transfer |
| 01.07.2025 | A. Touba | Istanbul Basaksehir | Panathinaikos | Transfer |
| 01.07.2025 | E. Kartsev | — | Istanbul Basaksehir | Return from loan |
| 01.07.2025 | E. Kartsev | Istanbul Basaksehir | — | Transfer |
| 01.07.2025 | E. Kaplan | — | Istanbul Basaksehir | Back from Loan |
| 01.07.2025 | E. Karaağaç | — | Istanbul Basaksehir | Back from Loan |
| 01.07.2025 | C. Sertel | — | Istanbul Basaksehir | Back from Loan |
| 01.07.2025 | H. Ljukovac | — | Istanbul Basaksehir | Back from Loan |
| 01.07.2025 | F. Nzaba | — | Istanbul Basaksehir | Back from Loan |
| 01.07.2025 | A. Kaygısız | — | Istanbul Basaksehir | Back from Loan |
| 30.06.2025 | O. Bulut | Besiktas | Istanbul Basaksehir | Transfer |
| 30.06.2025 | Lucas Stancic | Bayern München | Istanbul Basaksehir | Free agent |
| 30.06.2025 | Doğukan Tuzcu | Istanbul Basaksehir | — | Transfer |