Transfers
Recent player movements in and out of the squad
| Date | Player | From | To | Type |
|---|---|---|---|---|
| 08.02.2026 | B. Emre | Besiktas | — | Free agent |
| 07.02.2026 | B. Emre | Besiktas | — | Free agent |
| 06.02.2026 | A. Oxlade-Chamberlain | Besiktas | Celtic | - |
| 01.02.2026 | E. Terzi | Besiktas | — | Loan |
| 31.01.2026 | E. Terzi | Besiktas | — | Loan |
| 29.01.2026 | J. Svensson | Besiktas | — | Free agent |
| 28.01.2026 | J. Svensson | Besiktas | — | Free agent |
| 26.01.2026 | T. Abraham | Besiktas | Aston Villa | Transfer |
| 25.01.2026 | T. Abraham | Besiktas | Aston Villa | Transfer |
| 24.01.2026 | T. Abraham | Besiktas | AS Roma | Return from loan |
| 21.01.2026 | Rafa | Besiktas | Benfica | Transfer |
| 20.01.2026 | E. Tıknaz | Besiktas | SC Braga | Transfer |
| 20.01.2026 | Rafa | Besiktas | Benfica | Transfer |
| 19.01.2026 | E. Tıknaz | Besiktas | SC Braga | Transfer |
| 13.01.2026 | É. Ricardo | Besiktas | — | Loan |
| 11.01.2026 | Gabriel Paulista | Besiktas | — | Free agent |
| 10.01.2026 | D. Jurásek | Besiktas | Benfica | Return from loan |
| 06.01.2026 | J. Svensson | Besiktas | — | Free agent |
| 05.01.2026 | Gabriel Paulista | Besiktas | — | Free agent |
| 05.01.2026 | M. Günok | Besiktas | Fenerbahce | Free agent |
| 04.01.2026 | M. Günok | Besiktas | — | Free agent |
| 04.01.2026 | Yakup Arda Kılıç | Besiktas | — | Loan |
| 04.01.2026 | M. Günok | Besiktas | Fenerbahce | Free agent |
| 23.12.2025 | Sami Bircan Ahmet | Besiktas | — | Free agent |
| 21.12.2025 | Sami Bircan Ahmet | Besiktas | Besiktas | Raise |
| 12.09.2025 | João Mário | Besiktas | AEK Athens FC | Loan |
| 12.09.2025 | Arda Berk Özüarap | Besiktas | — | Free Transfer |
| 12.09.2025 | E. Uzunhan | Besiktas | — | Loan |
| 11.09.2025 | E. Uzunhan | Besiktas | — | Loan |
| 11.09.2025 | João Mário | Besiktas | AEK Athens FC | Loan |
| 10.09.2025 | Arda Berk Özüarap | Besiktas | — | Free agent |
| 07.09.2025 | T. Sanuç | Besiktas | Gazişehir Gaziantep | Loan |
| 06.09.2025 | E. Muçi | Besiktas | Trabzonspor | Loan |
| 06.09.2025 | T. Sanuç | Besiktas | Gazişehir Gaziantep | Loan |
| 05.09.2025 | E. Muçi | Besiktas | Trabzonspor | Loan |
| 02.09.2025 | K. Arroyo | Besiktas | — | Transfer |
| 01.09.2025 | J. Onana | Besiktas | Genoa | Loan |
| 01.09.2025 | A. Hadžiahmetović | Besiktas | — | Loan |
| 31.08.2025 | A. Hadžiahmetović | Besiktas | — | Loan |
| 29.08.2025 | Al Musrati | Besiktas | Hellas Verona | Loan |
| 26.08.2025 | A. Oxlade-Chamberlain | Besiktas | — | Free agent |
| 24.08.2025 | E. Terzi | Besiktas | — | Loan |
| 22.08.2025 | T. Bingöl | Besiktas | Kocaelispor | Free Transfer |
| 21.08.2025 | T. Bingöl | Besiktas | Kocaelispor | - |
| 19.08.2025 | P. Gelen | Besiktas | — | Loan |
| 18.08.2025 | É. Ricardo | Besiktas | — | Loan |
| 14.08.2025 | Fahri Kerem Ay | Besiktas | — | Loan |
| 13.08.2025 | Fahri Kerem Ay | Besiktas | — | Loan |
| 13.08.2025 | C. Keles | Besiktas | Kocaelispor | Loan |
| 12.08.2025 | C. Keles | Besiktas | Kocaelispor | Loan |