| Speler | Nieuwe club | Type | Bekend | Begin | Lengte | Eind | Bedrag | Opmerking |
|---|---|---|---|---|---|---|---|---|
| Brian Brobbey | RB Leipzig | Transfer | 01-07-2021 | |||||
| Carel Eiting | Genk | Transfer | 25-06-2021 | 01-07-2021 | ||||
| Neraysho Kasanwirjo | FC Groningen | Transfer | 01-07-2021 | |||||
| Daan Reiziger | Vitesse | Transfer | 01-07-2021 | |||||
| Tunahan Tasci | Geen | Contract loopt af | 01-07-2021 | |||||
| Quinten Timber | Utrecht | Transfer | 01-07-2021 | |||||
| Alex Mendez | FC Vizela | Transfer | 02-07-2021 | 02-07-2021 | ||||
| Kjell Scherpen | Brighton & Hove Albion | Transfer | 16-07-2021 | 16-07-2021 | ||||
| Noah Gesser | Geen | Overleden | 30-07-2021 | |||||
| Jurgen Ekkelenkamp | Hertha BSC | Transfer | 27-08-2021 | 27-08-2021 |
| Speler | Vorige club | Type | Bekend | Begin | Lengte | Eind | Bedrag | Opmerking |
|---|---|---|---|---|---|---|---|---|
| Yoram Boerhout | SC Heerenveen | Transfer | 23-02-2021 | 01-07-2021 | 3 | 30-06-2024 | ||
| Jay Gorter | Go Ahead Eagles | Transfer | 01-07-2021 | |||||
| Stanis Idumbo Muzambo | AA Gent | Transfer | 28-04-2021 | 01-07-2021 | 3 | 30-06-2024 | ||
| Remko Pasveer | Vitesse | Transfer | 01-07-2021 | 2 | 30-06-2023 | |||
| Joey Roggeveen | FC Volendam | Transfer | 01-07-2021 | 1 | 30-06-2022 | |||
| Steven Berghuis | Feyenoord | Transfer | 16-07-2021 | 4 | 30-06-2025 | |||
| Mohamed Daramy | FC Kopenhagen | Transfer | 28-08-2021 | 28-08-2021 | 5 | 30-06-2026 |
| Speler | Bekend | Begin | Lengte | Eind | Bedrag | Opmerking |
|---|---|---|---|---|---|---|
| Youri Baas | 26-03-2021 | 01-07-2021 | 3 | 30-06-2024 | ||
| Tristan Gooijer | 22-06-2021 | 01-07-2021 | 3 | 30-06-2024 | ||
| Alvaro Henry | 09-04-2021 | 01-07-2021 | 3 | 30-06-2024 | ||
| David Kalokoh | 01-07-2021 | 3 | 30-06-2024 | |||
| Rico Speksnijder | 23-02-2021 | 01-07-2021 | 3 | 30-06-2024 | ||
| Sylvano Vos | 17-03-2021 | 01-07-2021 | 3 | 30-06-2024 | ||
| Donny Warmerdam | 26-03-2021 | 01-07-2021 | 3 | 30-06-2024 | ||
| Gabriël Misehouy | 09-04-2021 | 01-08-2021 | 3 | 30-06-2024 | ||
| Oualid Agougil | 17-03-2021 | 01-09-2021 | 3 | 30-06-2024 | ||
| Mateja Milovanovic | 15-10-2021 | 01-10-2021 | 3 | 30-06-2024 |
| Speler | Bekend | Begin | Lengte | Eind | Bedrag | Opmerking |
|---|---|---|---|---|---|---|
| Kristian Hlynsson | 23-02-2021 | 01-07-2021 | 2 | 30-06-2023 | ||
| Lisandro Martínez | 02-10-2021 | 01-07-2021 | 4 | 30-06-2025 | ||
| Christian Rasmussen | 03-08-2021 | 01-07-2021 | 3 | 30-06-2024 | ||
| Devyne Rensch | 18-06-2021 | 01-07-2021 | 4 | 30-06-2025 | ||
| Maarten Stekelenburg | 12-05-2021 | 01-07-2021 | 1 | 30-06-2022 | ||
| Dusan Tadic | 16-07-2021 | 01-07-2021 | 3 | 30-06-2024 |