Sporting U19: every transfer in and out, fees paid and earned, squad market value, €37k spent and €6.3m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-01-01 | Luís Gustavo | Sporting U19 | Sporting B | — |
| 2024-07-01 | João Simões | Sporting U19 | Sporting B | — |
| 2024-07-01 | Gabriel Silva | Sporting U19 | Sporting B | — |
| 2023-07-01 | Rafael Nel | Sporting U19 | Sporting B | — |
| 2023-07-01 | Miguel Alves | Sporting U19 | Sporting B | — |
| 2023-07-01 | Luís Gustavo | Leiria Sub-17 | Sporting U19 | Free |
| 2023-07-01 | Lucas Taibo | Sporting U19 | Sporting CP U23 | — |
| 2023-07-01 | João Simões | Sporting U17 | Sporting U19 | — |
| 2023-07-01 | José Silva | Sporting U19 | Sporting CP U23 | — |
| 2023-07-01 | Henrique Arreiol | Sporting U19 | Sporting CP U23 | — |
| 2023-07-01 | Gabriel Silva | Sporting U17 | Sporting U19 | — |
| 2023-07-01 | Alexandre Brito | Sporting U19 | Sporting B | — |
| 2022-08-11 | Lucas Taibo | Deportivo Yth. | Sporting U19 | Free |
| 2022-07-25 | Tiago Parente | Estoril U23 | Sporting U19 | Loan |
| 2022-07-01 | Samuel Justo | Sporting U19 | Sporting B | — |
| 2022-07-01 | Rodrigo Ribeiro | Sporting U19 | Sporting B | — |
| 2022-07-01 | Rafael Nel | Sporting U17 | Sporting U19 | — |
| 2022-07-01 | Miguel Alves | Sporting U17 | Sporting U19 | — |
| 2022-07-01 | Marco Cruz | Sporting U19 | Sporting CP U23 | — |
| 2022-07-01 | Luís Gomes | Sporting U19 | Sporting CP U23 | — |