Racing Santander II (Segunda Division RFEF: Group 1): every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-02-02 | Hugo Martin | Almería II | Racing Santander II | Free |
| 2026-02-02 | Player | Porreres | Racing Santander II | Free |
| 2026-02-02 | Player | Racing Santander II | CD Ebro | Free |
| 2026-01-28 | Player | Espanyol II | Racing Santander II | Free |
| 2026-01-15 | Izan Yurrieta | Racing Santander II | UD Ibiza | Free |
| 2026-01-14 | Izan Yurrieta | Racing Santander II | TBC | Free |
| 2025-08-04 | Néstor Lucas | Racing Santander II | Numancia | Free |
| 2025-07-16 | Quicala Bari | Racing Santander II | Real Avilés | Free |
| 2025-07-07 | Player | Elche II | Racing Santander II | Free |
| 2025-07-03 | Iñigo López | Racing Santander II | Utebo FC | Free |
| 2024-08-29 | Néstor Lucas | Real Madrid III | Racing Santander II | Free |
| 2024-08-20 | Jorge Delgado | Racing Santander II | Real Valladolid II | Free |
| 2024-07-10 | Iñigo López | Athletic Club II | Racing Santander II | Free |
| 2023-07-12 | Álvaro Gete | Racing Santander II | Sestao River | Free |
| 2022-07-11 | Player | Racing Santander II | Valencia II | Free |
| 2022-07-06 | Dalisson de Almeida | Real Valladolid II | Racing Santander II | Free |
| 2022-07-01 | Player | Racing Santander II | TBC | Free |
| 2022-07-01 | Alejandro Cañizo | Racing Santander II | Laredo | Free |