Diogo Leite transfers
| Date | Type | From | To |
|---|---|---|---|
| 2026-09-07 | Free agent | Union Berlin | Lazio |
| 2026-06-29 | Free agent | Union Berlin | — |
| 2026-06-29 | Free agent | Union Berlin | Lazio |
| 2023-07-01 | € 7.5M | FC Porto | Union Berlin |
| 2022-07-16 | Loan | FC Porto | Union Berlin |
| 2022-07-01 | N/A | SC Braga | FC Porto |
| 2021-08-31 | Loan | FC Porto | SC Braga |