Belenenses U17: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2023-07-01 | Vital Maia | Belenenses U17 | Belenenses U19 | — |
| 2022-07-01 | Vital Maia | Benfica U15 | Belenenses U17 | Free |
| 2020-07-01 | Pedro Carvalho | Belenenses U17 | Belenenses U19 | — |
| 2020-07-01 | Isaac Monteiro | Belenenses U17 | Belenenses U19 | — |
| 2019-07-01 | Rodrigo Ramos | Belenenses U17 | Belenenses U19 | — |
| 2019-07-01 | Pedro Carvalho | Sporting U17 | Belenenses U17 | Free |
| 2019-07-01 | Manu Figueiredo | Belenenses U17 | Estoril U19 | Free |
| 2019-07-01 | Isaac Monteiro | Sporting Sub-15 | Belenenses U17 | — |
| 2018-07-01 | Telmo Arcanjo | Belenenses U17 | Belenenses U19 | — |
| 2018-07-01 | Rodrigo Ramos | Belenenses S15 | Belenenses U17 | — |
| 2018-07-01 | Nilton | Belenenses U17 | Belenenses U19 | — |
| 2018-07-01 | Kiko | Benfica U17 | Belenenses U17 | Loan |
| 2017-07-01 | Serginho | Benfica U17 | Belenenses U17 | Loan |
| 2017-07-01 | Nilton | Sporting U17 | Belenenses U17 | — |
| 2017-07-01 | Manu Figueiredo | Belenenses S15 | Belenenses U17 | — |
| 2017-01-01 | Leandro Sanca | Belenenses U17 | Belenenses U19 | — |
| 2017-01-01 | Gonçalo Pinto | Belenenses U17 | Cova Pied. U19 | — |
| 2017-01-01 | Duk | Belenenses U17 | Benfica U17 | — |
| 2016-07-01 | Tomás Ribeiro | Belenenses U17 | Belenenses U19 | — |
| 2016-07-01 | Tiago Manso | Belenenses U17 | Linda-a-Velha | — |