| Fecha | Jugador | Llega a | Tipo | Precio |
|---|---|---|---|---|
| 1 jul 2021 | Martin Baturina | GNK Dinamo Zagreb | Fichaje | — |
| 1 jul 2021 | Marc Guiu | FC Barcelona U16 | Fichaje | — |
| 1 jul 2021 | Jordi Ortega Lluch | Villarreal CF C | Fichaje | — |
| 1 jul 2021 | Elkan Baggott | Ipswich Town U21 | Fichaje | Sin coste |
| 1 jul 2021 | Matei Ilie | Calcio Padova | Fichaje | Sin coste |
| 1 jul 2021 | Kevin Gadellaa | FC Utrecht U21 | Fichaje | — |
| 1 jul 2021 | Taïryk Arconte | AC Ajaccio | Fichaje | Sin coste |
| 1 jul 2021 | Alban Lafont | FC Nantes | Fichaje | €7.5M |
| 1 jul 2021 | Alberto Marí | Valencia Mestalla | Fichaje | — |
| 1 jul 2021 | Samed Bazdar | Partizán de Belgrado | Fichaje | Sin coste |
| 1 jul 2021 | Marko Lazetić | Estrella Roja de Belgrado | Fichaje | — |
| 1 jul 2021 | Aimar Peña Vázquez | Athletic Juv. A | Fichaje | — |
| 1 jul 2021 | Alejandro Garnacho | Man Utd U23 | Fichaje | — |
| 1 jul 2021 | Brooke Norton-Cuffy | Arsenal U21 | Fichaje | — |
| 1 jul 2021 | Marc Mateu | SD Huesca | Fichaje | — |
| 1 jul 2021 | Ognjen Mimović | Red Star Belgrade U19 | Fichaje | Sin coste |
| 1 jul 2021 | Ale García | UD Las Palmas | Fichaje | — |
| 1 jul 2021 | Rico Lewis | Manchester City U18 | Fichaje | — |
| 1 jul 2021 | Daryl Jordi van Mieghem | FC Volendam | Fichaje | — |
| 1 jul 2021 | Fábio Carvalho | Fulham FC | Fichaje | — |
| 1 jul 2021 | Luke McCowan | Dundee FC | Fichaje | — |
| 1 jul 2021 | Bilal El Khannouss | Jong Genk | Fichaje | — |
| 1 jul 2021 | Kevin | SE Palmeiras São Paulo U20 | Fichaje | — |
| 1 jul 2021 | Daan Heymans | Venezia FC | Fichaje | Sin coste |
| 1 jul 2021 | Dave Kwakman | AZ U18 | Fichaje | — |
| 1 jul 2021 | Mattia Walker | Team FC Luzern-SC Kriens U18 | Fichaje | Sin coste |
| 1 jul 2021 | Thijs Dallinga | Excelsior | Free | Free |
| 1 jul 2021 | Josip Sutalo | Dinamo Zagreb | N/A | N/A |
| 1 jul 2021 | Jasper Meijster | Groningen U18 | Fichaje | — |
| 1 jul 2021 | Shea Charles | Man City U23 | Fichaje | — |
| 1 jul 2021 | Joaquín Panichelli | River Plate II | Fichaje | — |
| 1 jul 2021 | Max Finkgräfe | Köln U19 | N/A | N/A |
| 1 jul 2021 | Eyüp Aydın | Bayern Múnich II | Fichaje | Sin coste |
| 1 jul 2021 | Gabriel Rukavina | GNK Dinamo Zagreb II | Fichaje | — |
| 1 jul 2021 | Liam Chipperfield | FC Basel 1893 U21 | Fichaje | Sin coste |
| 1 jul 2021 | Gvidas Gineitis | SPAL U19 | Fichaje | — |
| 1 jul 2021 | Angeliño | RB Leipzig | Fichaje | €18.0M |
| 1 jul 2021 | Emir Yaşar | Besiktas JK U17 | Fichaje | Sin coste |
| 1 jul 2021 | Giovanni Fabbian | Inter Milan Primavera | Fichaje | — |
| 1 jul 2021 | Tim-Tiado Oehri | FC Vaduz II | Fichaje | Sin coste |