Sparta U19: every transfer in and out, fees paid and earned, squad market value and €5k earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-07-01 | Lushendry Martes | Sparta U19 | Sparta U21 | — |
| 2024-07-01 | Lushendry Martes | Sparta Youth | Sparta U19 | — |
| 2020-07-01 | Rijk Janse | Sparta U19 | Sparta U21 | — |
| 2020-07-01 | Patrick Brouwer | Sparta U19 | Sparta U21 | — |
| 2020-07-01 | Jeremy Udenhout | Sparta U19 | Sparta U21 | — |
| 2020-07-01 | Jay den Haan | Sparta U19 | Sparta U21 | — |
| 2020-07-01 | Emmanuel Emegha | Sparta U19 | Sparta R. | — |
| 2020-07-01 | Delano Vianello | Sparta U19 | Sparta U21 | — |
| 2020-07-01 | Augustin Drakpe | Sparta U19 | Sparta R. | — |
| 2020-01-01 | Emmanuel Emegha | Sparta R. U17 | Sparta U19 | — |
| 2019-07-01 | Rijk Janse | Sparta R. U17 | Sparta U19 | — |
| 2019-07-01 | Jeremy Udenhout | Sparta Youth | Sparta U19 | — |
| 2019-07-01 | Delano Vianello | Sparta R. U17 | Sparta U19 | — |
| 2019-07-01 | Bradly van Hoeven | Sparta U19 | Sparta U21 | — |
| 2018-07-01 | Youssef El Kachati | Sparta U19 | Sparta U21 | — |
| 2018-07-01 | Patrick Brouwer | Sparta R. U17 | Sparta U19 | — |
| 2018-07-01 | Jay den Haan | Feyenoord U17 | Sparta U19 | Free |
| 2018-07-01 | Augustin Drakpe | Sparta R. U17 | Sparta U19 | — |
| 2017-07-01 | Halil Dervişoğlu | Sparta U19 | Sparta U21 | — |
| 2017-07-01 | Bradly van Hoeven | Sparta R. U17 | Sparta U19 | — |