Trabzonspor (Super Lig): every transfer in and out, fees paid and earned, squad market value, €179m spent and €110m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-01 | Sidny Lopes Cabral | Benfica | Trabzonspor | €7m |
| 2026-07-01 | Ruslan Malinovskyi | Genoa | Trabzonspor | Free |
| 2026-07-01 | Oleksandr Zubkov | Trabzonspor | AEK Athens | €4m |
| 2026-07-01 | Noah Saviolo | Vit. Guimarães | Trabzonspor | €8.5m |
| 2026-07-01 | Muhammed Cham | Trabzonspor | Red Star | Loan |
| 2026-07-01 | Kazeem Olaigbe | Trabzonspor | Konyaspor | — |
| 2026-07-01 | Ernest Muci | Besiktas | Trabzonspor | €8.5m |
| 2026-07-01 | Edin Visca | Trabzonspor | Without Club | — |
| 2026-07-01 | Anthony Nwakaeme | Trabzonspor | Without Club | — |
| 2026-02-04 | Rayyan Baniya | Trabzonspor | Konyaspor | €1m |
| 2026-02-04 | Kazeem Olaigbe | Trabzonspor | Konyaspor | Loan |
| 2026-01-30 | Cihan Çanak | Trabzonspor | Genclerbirligi | Loan |
| 2026-01-29 | Umut Nayir | Konyaspor | Trabzonspor | Free |
| 2026-01-23 | Poyraz Yıldırım | Trabzonspor | Sakaryaspor | Loan |
| 2026-01-21 | Danylo Sikan | Trabzonspor | RSC Anderlecht | €4m |
| 2026-01-20 | Mathias Løvik | Parma | Trabzonspor | €4m |
| 2026-01-09 | Denis Drăguș | Trabzonspor | Gaziantep FK | Loan |
| 2026-01-07 | Chibuike Nwaiwu | Wolfsberger AC | Trabzonspor | €5.5m |
| 2026-01-02 | Arif Boşluk | Trabzonspor | Konyaspor | Loan |
| 2025-11-19 | Onuralp Çakıroğlu | Trabzonspor U19 | Trabzonspor | — |