Serik Belediyespor (TFF First League): every transfer in and out, fees paid and earned, squad market value, €70k spent and €300k earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-08-13 | Player | Ankaraspor | Serik Belediyespor | Free |
| 2026-08-03 | Player | Muş Menderesspor | Serik Belediyespor | Free |
| 2026-08-03 | Player | Fethiyespor | Serik Belediyespor | Free |
| 2026-08-01 | Maksut Taşkıran | Elazığspor | Serik Belediyespor | Free |
| 2026-08-01 | Player | Arnavutköy Belediyespor | Serik Belediyespor | Free |
| 2026-07-29 | Harun Alpsoy | Boluspor | Serik Belediyespor | Free |
| 2026-07-29 | Metin Uçar | Kahramanmaraş İstiklalsp | Serik Belediyespor | Free |
| 2026-07-28 | Player | Kahramanmaraş İstiklalsp | Serik Belediyespor | Free |
| 2026-07-28 | Player | Ankaraspor | Serik Belediyespor | Free |
| 2026-07-27 | Erhan Celenk | Şanlıurfaspor | Serik Belediyespor | Free |
| 2026-07-27 | Sadık Çiftpınar | Şanlıurfaspor | Serik Belediyespor | Free |
| 2026-07-25 | Burak Asan | Serik Belediyespor | Sebat Gençlikspor | Free |
| 2026-07-22 | Cengiz Demir | Serik Belediyespor | Fethiyespor | Free |
| 2026-07-11 | Raymond Adeola | Serik Belediyespor | Gomel | Free |
| 2026-07-09 | Bilal Ceylan | Serik Belediyespor | Muğlaspor | Free |
| 2026-07-01 | Aleksandr Martynov | Serik Belediyespor | Aris Limassol | €300k |
| 2026-07-01 | Selim Dilli | Serik Belediyespor | Muğlaspor | Free |
| 2026-02-06 | Christian Nachukwu | Sheffield United | Serik Belediyespor | Loan |
| 2026-02-06 | Alán Montes | Club Necaxa | Serik Belediyespor | Loan |
| 2026-02-06 | Anil Koc | Sarıyer SK | Serik Belediyespor | Free |