Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2026 |  | Roar Joels | GK | |||
| 07/2026 | | Alan Vis | GK |  | Sparta Rotterdam U19 | Sparta U19 |
| 07/2026 | | Jayden Ballegoie | DF | |||
| 07/2026 | | Lars Fransen | DF | |||
| 07/2026 | | Ghi'Shaino Isabella | DF | |||
| 07/2026 | | Roshendro Vermeer | DF | |||
| 07/2026 | | Eldon Esievo | MF | |||
| 07/2026 | | Fahd Jouihri | MF | |||
| 07/2026 | | Romain Castelen | FW | |||
| 07/2026 | | Ruben Groeneweg | FW | |||
| 07/2026 | | Clecio Tavares Cardoso | FW | |||
| 07/2026 | | Anilton Lopes | AS-CO |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2026 | | Miquel Dankfort | DF | | Sparta Rotterdam U19 | Sparta U19 |
| 07/2026 | | Dani Molenaar | DF | | Sparta Rotterdam U19 | Sparta U19 |
| 07/2026 | | Wax Janssen | MF | | Sparta Rotterdam U19 | Sparta U19 |
| 07/2026 | | Kristian Vos | MF | | Sparta Rotterdam U19 | Sparta U19 |
| 07/2026 | | Yassir Zarouk | MF | | Sparta Rotterdam U19 | Sparta U19 |
| 07/2026 | | Dylan Groenenboom | FW | | Sparta Rotterdam U19 | Sparta U19 |
| 07/2026 | | Wolf Jansen | FW | | Sparta Rotterdam U19 | Sparta U19 |
| 07/2026 | | Rayan Mesaoudi | FW | | Sparta Rotterdam U19 | Sparta U19 |
| 07/2026 | | Gennaro Wijks | FW |  | RB Leipzig U19 | RB Leipzig U19 |