L. Colombo transfers
| Date | Type | From | To |
|---|---|---|---|
| 2026-06-30 | Transfer | AC Milan | Genoa |
| 2026-06-29 | Return from loan | Genoa | AC Milan |
| 2025-07-28 | Loan | AC Milan | Genoa |
| 2025-07-01 | N/A | Empoli | AC Milan |
| 2024-07-31 | Loan | AC Milan | Empoli |
| 2024-07-01 | N/A | Monza | AC Milan |
| 2023-09-01 | Loan | AC Milan | Monza |
| 2023-07-01 | N/A | Lecce | AC Milan |
| 2022-07-07 | Loan | AC Milan | Lecce |
| 2021-08-01 | Loan | AC Milan | Spal |
| 2021-07-01 | N/A | Cremonese | AC Milan |
| 2021-01-26 | Loan | AC Milan | Cremonese |