Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 10/2005 |  | Hans Vonk | GK |  | AFC Ajax | Ajax |
| 10/2005 |  | Julien Escudé | DF | | AFC Ajax | Ajax |
| 10/2005 |  | John Heitinga | DF | | AFC Ajax | Ajax |
| 10/2005 | | Olaf Lindenbergh | DF | | AFC Ajax | Ajax |
| 09/2005 |  | Juanfran | DF | | AFC Ajax | Ajax |
| 09/2005 |  | Thomas Vermaelen | DF | | AFC Ajax | Ajax |
| 09/2005 |  | Yannis Anastasiou | FW | | AFC Ajax | Ajax |
| 08/2005 | | Fons Groenendijk | AS-CO | |||
| 07/2005 |  | Milano Koenders | DF | |||
| 07/2005 | | Jasper Kok | DF |  | AFC Ajax U19 | Ajax U19 |
| 07/2005 | | Michael Timisela | DF | | AFC Ajax | Ajax |
| 07/2005 | | Jan Vertonghen | DF | | AFC Ajax U19 | Ajax U19 |
| 07/2005 |  | Vurnon Anita | MF | | AFC Ajax | Ajax |
| 07/2005 | | Derk Boerrigter | MF | |||
| 07/2005 | | Cees Keizer | MF | | AFC Ajax U19 | Ajax U19 |
| 07/2005 | | Jeffrey Sarpong | MF | | AFC Ajax | Ajax |
| 07/2005 | | Robbert Schilder | MF | |||
| 07/2005 | | Tom De Mul | FW | | AFC Ajax | Ajax |
| 07/2005 | | Tom Kalkhuis | FW | |||
| 07/2005 | | Johan Plat | FW | | AFC Ajax U19 | Ajax U19 |
| 07/2005 | | Rydell Poepon | FW | | AFC Ajax U19 | Ajax U19 |
| 07/2005 |  | Markus Rosenberg | FW |  | Malmö FF | Malmö FF |
| 07/2005 | | Anne van der Kolk | FW |  | VV Bennekom | VV Bennekom |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2006 |  | Henrik Moisander | GK |  | Assyriska FF | Assyriska FF |
| 01/2006 |  | Sebastián Rusculleda | MF |  | Boca Juniors | Boca Juniors |
| 11/2005 | | Stanley Aborah | MF |  | FC Den Bosch | FC Den Bosch |
| 08/2005 | | Tom De Mul | FW |  | Vitesse | Vitesse |
| 07/2005 | | Robert Zwinkels | GK |  | ADO Den Haag | ADO Den Haag |
| 07/2005 | | Jergé Hoefdraad | MF |  | Jong Brabant United | Jong Brabant United |
| 07/2005 | | Steffan Vlietstra | MF |  | Almere City FC | Almere City FC |
| 07/2005 | | Etiënne Esajas | FW | | Vitesse | Vitesse |
| 07/2005 | | Robbin Kieft | FW |  | FC Groningen (J) | FC Groningen (J) |
| 07/2005 | | Jeffrey Sneijder | FW | | Jong Brabant United | Jong Brabant United |