Sestao River : every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-07-01 | Iago Herrerín | Sestao River | Without Club | — |
| 2024-08-19 | Iago Herrerín | AEK Larnaca | Sestao River | Free |
| 2024-07-09 | Joseda Álvarez | Alavés B | Sestao River | Loan |
| 2024-07-04 | Adri Miranda | Cádiz B | Sestao River | Loan |
| 2023-08-31 | Pere García | RCD Mallorca B | Sestao River | Loan |