Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2021 |  | Michael Verrips | GK |  | Sheffield United | Sheffield Utd |
| 02/2021 | | Paul Gladon | FW |  | Willem II | Willem II |
| 01/2021 |  | Luka Adžić | FW |  | MKE Ankaragücü | Ankaragücü |
| 01/2021 |  | Didier La Torre | MF |  | Alianza Lima | Alianza |
| 01/2021 |  | Elias Frei | DF | |||
| 01/2021 | | Jean-Pierre Rhyner | DF |  | Cádiz CF | Cádiz |
| 01/2021 |  | Kerim Frei | FW |  | İstanbul Başakşehir | Başakşehir |
| 01/2021 | | Jari Vlak | MF |  | FC Volendam | FC Volendam |
| 11/2020 |  | Donis Avdijaj | FW | |||
| 10/2020 |  | Felix Wiedwald | GK |  | Eintracht Frankfurt | E. Frankfurt |
| 10/2020 | | Ricardo van Rhijn | DF | |||
| 09/2020 | | Aron Timmerman | DF |  | FC Emmen U21 | U21 |
| 09/2020 |  | Lentini Caciano | FW | | FC Emmen U21 | U21 |
| 09/2020 | | Collin Seedorf | DF |  | FC Eindhoven | FC Eindhoven |
| 09/2020 | | Luciano Carty | FW | | FC Emmen U21 | U21 |
| 08/2020 |  | Denis Granečný | DF |  | Baník Ostrava | Baník Ostrava |
| 08/2020 | | Gerard Wiekens | AS-CO | |||
| 07/2020 | | Behadil Sabani | MF |  | Bor. Mönchengladbach II | M'gladbach II |
| 07/2020 |  | Sékou Sidibé | FW |  | Jong PSV | Jong PSV |
| 07/2020 |  | Simon Tibbling | MF |  | Brøndby IF | Brøndby IF |
| 07/2020 |  | Lucas Bernadou | MF |  | Paris Saint-Germain U21 | Paris SG U21 |
| 07/2020 | | Caner Çavlan | DF |  | Austria Wien | Austria Wien |
| 07/2020 | | Ben Scholte | FW |  | FC Emmen U19 | FC Emmen U19 |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2021 | | Behadil Sabani | MF |  | Rot-Weiß Koblenz | RW Koblenz |
| 02/2021 | | Anco Jansen | FW |  | NAC Breda | NAC Breda |
| 02/2021 | | Collin Seedorf | DF | | FC Eindhoven | FC Eindhoven |
| 01/2021 | | Donis Avdijaj | FW |  | AEL Limassol | AEL Limassol |
| 01/2021 | | Michael Chacón | MF |  | Atlético Nacional | Atl. Nacional |
| 10/2020 |  | Leon Sopić | DF |  | Dinamo Zagreb II | Dinamo Zagreb II |
| 08/2020 | | Matthias Hamrol | GK |  | SV Wehen Wiesbaden | Wiesbaden |
| 08/2020 | | Ruben Roosken | DF |  | TOP Oss | TOP Oss |
| 07/2020 | | Pontus Dahlberg | GK |  | Watford FC | Watford |
| 07/2020 | | Brian Haak | GK | | FC Emmen U21 | U21 |
| 07/2020 | | Jan-Niklas Beste | DF |  | Werder Bremen | Werder |
| 07/2020 | | Michaël Heylen | DF |  | Sparta Rotterdam | Sp. Rotterdam |
| 07/2020 | | Luka Adžić | FW |  | RSC Anderlecht | Anderlecht |
| 07/2020 | | Jafar Arias | FW |  | VVV-Venlo | VVV |
| 07/2020 | | Kerim Frei | FW | | İstanbul Başakşehir | Başakşehir |
| 07/2020 | | Freddy Quispel | FW |  | VfB Oldenburg | Oldenburg |