Leixões U23: every transfer in and out, fees paid and earned, squad market value and €3m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-07-01 | Thiago Balieiro | Leixões U23 | Vit. Guimarães | €600k |
| 2024-07-01 | Thiago Balieiro | Santos B | Leixões U23 | Free |
| 2024-02-01 | Manolis Pavlis | Without Club | Leixões U23 | Loan |
| 2023-07-01 | Adriano | Leixões U23 | Leixões | — |
| 2022-07-01 | Adriano | Coimbra | Leixões U23 | Free |
| 2021-07-19 | Vando Félix | Leixões U23 | Sporting B | €100k |
| 2021-07-01 | Hélder Morim | Leixões U23 | Leixões | — |
| 2021-07-01 | André Lacximicant | Leixões U23 | Braga U23 | €300k |
| 2020-10-19 | Ítalo Montaño | Leixões U23 | NK Sesvete | Free |
| 2020-07-01 | Hélder Morim | Leixões U19 | Leixões U23 | — |
| 2020-07-01 | André Lacximicant | Viseu U19 | Leixões U23 | Free |
| 2020-01-31 | Ítalo Montaño | Leixões U23 | Olhanense | Loan |
| 2020-01-31 | Jean Onana | Leixões U23 | Lille | €2m |
| 2019-07-01 | Ítalo Montaño | Freamunde | Leixões U23 | Free |
| 2019-07-01 | Jean Onana | Nkufo Academy | Leixões U23 | — |