Sparta U17: every transfer in and out, fees paid and earned, squad market value, €75k spent.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-01-01 | Hugo Sochurek | Sparta U17 | Sparta U19 | — |
| 2024-01-01 | Ondrej Penxa | Sparta U17 | Sparta U19 | — |
| 2023-07-01 | Hugo Sochurek | Sparta Yth. | Sparta U17 | — |
| 2022-07-01 | Ondrej Penxa | Sparta Yth. | Sparta U17 | — |
| 2022-07-01 | Matej Cechal | Sparta U17 | Sparta U19 | — |
| 2022-07-01 | Joeri Heerkens | Sparta U17 | Sparta U19 | — |
| 2022-01-01 | Roman Horak | Sparta U17 | Sparta U19 | — |
| 2022-01-01 | Daniel Rus | Sparta U17 | Sparta U19 | — |
| 2021-10-12 | Matous Krulich | Sparta U17 | Torino U17 | — |
| 2021-07-27 | Joeri Heerkens | Hradec Kr. Yth. | Sparta U17 | — |
| 2021-07-01 | Matej Cechal | Sparta Yth. | Sparta U17 | — |
| 2021-07-01 | Lukas Penxa | Sparta U17 | Sparta U19 | — |
| 2021-07-01 | Daniel Rus | Sparta Yth. | Sparta U17 | — |
| 2021-07-01 | Adam Sevinsky | Sparta U17 | Sparta U19 | — |
| 2020-09-10 | Christophe Kabongo | Sparta U17 | Lommel SK | — |
| 2020-07-01 | Roman Horak | Sparta Yth. | Sparta U17 | — |
| 2020-07-01 | Petr Hodous | Sparta U17 | Sparta U19 | — |
| 2020-07-01 | Patrik Vydra | Sparta U17 | Sparta U19 | — |
| 2020-07-01 | Matous Krulich | Sparta Yth. | Sparta U17 | — |
| 2020-07-01 | Lukas Penxa | Sparta Yth. | Sparta U17 | — |