Santos U20: every transfer in and out, fees paid and earned, squad market value, €800k spent and €2m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-04-24 | João Ananias | Santos U20 | Santos | — |
| 2026-03-02 | Gustavinho | Santos U20 | Santos | — |
| 2026-01-25 | Rodrigo Falcão | Santos U20 | Santos | — |
| 2026-01-01 | Enzo Boer | Santos U20 | Santos | — |
| 2025-09-03 | Diego Borges | Santos U20 | Zalaegerszeg | — |
| 2025-08-14 | Samuel | Santos U20 | Atlético-MG U20 | Free |
| 2025-07-23 | Alejandro Villarreal | Santos U20 | Aldosivi | Loan |
| 2025-07-10 | Guilherme Bahia | Santos U20 | Kryvbas U19 | Free |
| 2025-07-01 | Robinho Junior | Santos U20 | Santos | — |
| 2025-02-28 | Diego Borges | Santos U20 | Amazonas | Loan |
| 2025-02-01 | Fernando Nava | Santos U20 | Oriente P. | Free |
| 2025-01-29 | Vinicius Lira | Santos U20 | Santos | — |
| 2025-01-27 | João Ananias | Santos FC U17 | Santos U20 | — |
| 2025-01-15 | Mateus Xavier | Santos U20 | Santos | — |
| 2025-01-15 | Luca Meirelles | Santos U20 | Santos | — |
| 2025-01-15 | Gabriel Bontempo | Santos U20 | Santos | — |
| 2025-01-01 | Enzo Monteiro | Santos U20 | Santos | — |
| 2024-09-02 | Enzo Boer | São Paulo U20 | Santos U20 | — |
| 2024-08-25 | Guilherme Bahia | SC Inter Youth | Santos U20 | Free |
| 2024-03-07 | Fernando Nava | Athletico U20 | Santos U20 | Free |