Bologna Football Club 1909 (Serie A): every transfer in and out, fees paid and earned, squad market value, €401m spent and €386m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-01 | Tommaso Pobega | AC Milan | Bologna | €7m |
| 2026-07-01 | Michel Aebischer | Bologna | Pisa | €4.5m |
| 2026-07-01 | Kevin Bonifazi | Bologna | Without Club | — |
| 2026-07-01 | Giovanni Fabbian | Bologna | Fiorentina | €13m |
| 2026-07-01 | Charalampos Lykogiannis | Bologna | Without Club | — |
| 2026-02-02 | Tommaso Corazza | Bologna | Cesena | Loan |
| 2026-02-02 | João Mário | Juventus | Bologna | Loan |
| 2026-02-02 | Emil Holm | Bologna | Juventus | Loan |
| 2026-02-01 | Ciro Immobile | Bologna | Paris FC | Free |
| 2026-01-23 | Jesper Karlsson | Bologna | Utrecht | Loan |
| 2026-01-22 | Simon Sohm | Fiorentina | Bologna | Loan |
| 2026-01-21 | Stefan Posch | Bologna | Como | €5.5m |
| 2026-01-21 | Giovanni Fabbian | Bologna | Fiorentina | Loan |
| 2026-01-16 | Eivind Helland | SK Brann | Bologna | €7m |
| 2026-01-07 | Naïm Byar | Bologna Football Club 1909 | Wydad Casablanca | Free |
| 2026-01-07 | Naïm Byar | Bologna | Wydad AC | — |
| 2026-01-02 | Joaquín Sosa | Bologna Football Club 1909 | Colo-Colo | Loan |
| 2025-09-08 | Mihajlo Ilić | Bologna | RSC Anderlecht | Loan |
| 2025-09-02 | Kacper Urbański | Bologna | Legia Warszawa | €700k |
| 2025-09-01 | Tommaso Corazza | Bologna | Pescara | Loan |