Nacional U19: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2023-07-01 | Watts | Nacional U19 | Nacional | — |
| 2023-07-01 | Chico Gonçalves | Nacional U19 | Nacional | — |
| 2022-07-01 | Rica Rocha | Nacional U19 | Tirsense | Free |
| 2021-08-01 | Carlos Eduardo | Nacional U19 | Marítimo U23 | — |
| 2021-07-01 | Watts | Padroense U17 | Nacional U19 | Free |
| 2021-07-01 | Chico Gonçalves | Nacional U17 | Nacional U19 | — |
| 2021-01-01 | Carlos Eduardo | Brusque | Nacional U19 | — |
| 2020-07-01 | Rica Rocha | SC Espinho U19 | Nacional U19 | Free |
| 2020-07-01 | João Barros | Nacional U19 | Camacha | Free |
| 2018-07-01 | João Barros | Nacional U17 | Nacional U19 | — |
| 2017-07-01 | Rui Encarnação | Nacional U19 | Câmara Lobos | Free |
| 2015-07-01 | Rui Encarnação | Nacional S17 | Nacional U19 | — |
| 2015-01-01 | Witi | Nacional U19 | Nacional | — |
| 2014-07-01 | Witi | LD Maputo | Nacional U19 | Free |
| 2014-07-01 | Nikita Haikin | Nacional U19 | Marbella FC | — |
| 2013-07-01 | Rui Silva | Nacional U19 | Nacional | — |
| 2013-07-01 | Nikita Haikin | Reading U18 | Nacional U19 | — |
| 2013-07-01 | João Camacho | Nacional U19 | Nacional | — |
| 2012-07-01 | Rui Silva | Maia Lid. U19 | Nacional U19 | Free |
| 2012-07-01 | Lucas João | Nacional U19 | Nacional | — |