Athletic: every transfer in and out, fees paid and earned, squad market value and €2.1m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-03-27 | David Braga | Athletic | Remo | — |
| 2026-02-11 | Jhonatan | Without Club | Athletic | — |
| 2026-01-28 | Alessio Da Cruz | Athletic | Anorthosis | Free |
| 2026-01-19 | Ezequiel | Athletic | Spartak | Free |
| 2026-01-15 | Robert | Atlético-MG | Athletic | Loan |
| 2026-01-01 | Welinton Torrão | Athletic | Santa Clara | Free |
| 2025-09-02 | Luiz Filipe | Mirassol-SP | Athletic | Loan |
| 2025-07-17 | Alessio Da Cruz | Fortuna Sittard | Athletic | — |
| 2025-04-30 | Alex | Santos | Athletic | Loan |
| 2025-03-26 | Ezequiel | Sanf. Hiroshima | Athletic | Free |
| 2025-03-25 | Adriel | Grêmio | Athletic | Loan |
| 2025-01-20 | Danilo | Athletic | FC Imabari | — |
| 2025-01-16 | Lincoln | SCR Altach | Athletic | Loan |
| 2025-01-01 | Wallisson | Moreirense | Athletic | Loan |
| 2025-01-01 | Robert Santos | Athletic | Atlético-MG | €465k |
| 2025-01-01 | Amorim | Fortaleza U20 | Athletic | Loan |
| 2024-03-27 | Robert Santos | Athletic | Atlético-MG | Loan |
| 2024-02-26 | Gabriel Ferreira | Athletic | Hoàng Anh Gia Lai | Free |
| 2024-02-11 | Leonardo Casaes | Metal. 1925 U19 | Athletic | Free |
| 2024-01-22 | Robert Santos | Without Club | Athletic | — |