Kayserispor (Super Lig): every transfer in and out, fees paid and earned, squad market value, €12m spent and €30m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-02-06 | Joshua Brenet | Livingston FC | Kayserispor | — |
| 2026-02-04 | Fedor Chalov | PAOK | Kayserispor | Loan |
| 2026-01-26 | Denis Makarov | Dynamo Moscow | Kayserispor | Free |
| 2026-01-16 | Semih Güler | Gaziantep FK | Kayserispor | Free |
| 2026-01-16 | Sam Mather | Man Utd U21 | Kayserispor | Free |
| 2026-01-16 | Jadel Katongo | Man City U21 | Kayserispor | €400k |
| 2026-01-16 | Görkem Sağlam | Hatayspor | Kayserispor | Free |
| 2026-01-14 | Yaw Ackah | Kayserispor | Kiryat Shmona | Free |
| 2026-01-10 | Şamil Öztürk | Kayserispor | Göztepe | Free |
| 2026-01-09 | Burak Kapacak | Fenerbahçe | Kayserispor | Free |
| 2025-09-17 | Berat Eskin | Kayserispor | S.Gecitkale GSK | Free |
| 2025-09-12 | Hasan Ali Kaldırım | Kayserispor | Amed SK | Free |
| 2025-09-12 | German Onugkha | Copenhagen | Kayserispor | €1m |
| 2025-09-12 | Deniz Dönmezer | Adana Demirspor | Kayserispor | Free |
| 2025-09-12 | Baran Gezek | Kayserispor | Eyüpspor | Loan |
| 2025-09-08 | Gökhan Sazdağı | Kayserispor | Besiktas | €1.5m |
| 2025-09-08 | Furkan Soyalp | Gaziantep FK | Kayserispor | Free |
| 2025-09-04 | Youssef Aït Bennasser | Samsunspor | Kayserispor | Free |
| 2025-08-16 | László Bénes | Union Berlin | Kayserispor | Loan |
| 2025-08-08 | Stefano Denswil | Without Club | Kayserispor | — |