Sparta R. U18: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2024-07-01 | Giannino Vianello | Sparta R. U18 | Sparta U21 | — |
| 2024-07-01 | Ayoub Oufkir | Sparta R. U18 | Sparta U21 | — |
| 2023-07-01 | Marvin Young | Sparta R. U18 | Sparta U21 | — |
| 2023-07-01 | Jorn Triep | Sparta R. U18 | Sparta U21 | — |
| 2023-07-01 | Jesse Bal | Sparta R. U18 | Sparta U21 | — |
| 2023-07-01 | Giannino Vianello | Sparta Youth | Sparta R. U18 | — |
| 2023-07-01 | Dylan Tevreden | Sparta R. U18 | Sparta U21 | — |
| 2023-07-01 | Ayoni Santos | Sparta R. U18 | Sparta U21 | — |
| 2023-07-01 | Aymane Bais | Sparta R. U18 | Sparta U21 | — |
| 2022-07-01 | Siem de Moes | Sparta R. U18 | Excelsior U21 | Free |
| 2022-07-01 | Rayvien Rosario | Sparta R. U18 | Sparta U21 | — |
| 2022-07-01 | Jesse Bal | Sparta Youth | Sparta R. U18 | — |
| 2022-07-01 | Hamza el Dahri | Sparta R. U18 | Sparta U21 | — |
| 2022-07-01 | Ayoub Oufkir | Sparta Youth | Sparta R. U18 | — |
| 2022-07-01 | Ayoni Santos | Sparta Youth | Sparta R. U18 | — |
| 2022-07-01 | Aymane Bais | Barendrecht Yth | Sparta R. U18 | Free |
| 2021-07-01 | Quincy Hoeve | Sparta R. U18 | Gil Vicente U19 | Free |
| 2021-07-01 | Marvin Young | Sparta Youth | Sparta R. U18 | — |
| 2021-07-01 | Jorn Triep | Sparta Youth | Sparta R. U18 | — |
| 2021-07-01 | Hamza el Dahri | Sparta Youth | Sparta R. U18 | — |