| Fecha | Jugador | Llega a | Tipo | Precio |
|---|---|---|---|---|
| 1 jul 2019 | Tom Baack | SSV Jahn Regensburg | N/A | N/A |
| 1 jul 2019 | Vladyslav Vanat | Dynamo Kyiv U21 | Fichaje | — |
| 1 jul 2019 | Damienus Reverson | AZ Alkmaar U17 | Fichaje | Sin coste |
| 1 jul 2019 | Giuseppe Caso | SS Arezzo | Fichaje | — |
| 1 jul 2019 | Iker Recio | Atlético Madrid U19 | Fichaje | — |
| 1 jul 2019 | Hugo Pérez | Alavés Juv. A | Fichaje | — |
| 1 jul 2019 | Yassine Kechta | Le Havre U19 | Fichaje | — |
| 1 jul 2019 | Yanis Ngoy | KRC Genk Youth | Fichaje | Sin coste |
| 1 jul 2019 | John Donald | FC Villarreal C | Fichaje | — |
| 1 jul 2019 | Naouirou Ahamada | Juventus U19 | Fichaje | — |
| 1 jul 2019 | Théo Le Bris | FC Lorient U19 | Fichaje | — |
| 1 jul 2019 | Jan Oliveras | FC Barcelona U16 | Fichaje | — |
| 1 jul 2019 | Abel Bretones | UP Langreo B | Fichaje | — |
| 1 jul 2019 | Fabian Rossdorfer | AKA SV Ried U15 | Fichaje | Sin coste |
| 1 jul 2019 | Maarten Vandevoordt | KRC Genk | Fichaje | — |
| 1 jul 2019 | Umut Güneş | VfB Stuttgart II | Fichaje | Sin coste |
| 1 jul 2019 | Moussa Diaby | Bayer 04 Leverkusen | Fichaje | €28.0M |
| 1 jul 2019 | Pedro Bigas | SD Eibar | Fichaje | €3.0M |
| 1 jul 2019 | Cengizhan Bayrak | Erzurumspor FK U19 | Fichaje | Sin coste |
| 1 jul 2019 | Brian Cipenga | Famalicão U23 | Fichaje | — |
| 1 jul 2019 | Jérémy Jacquet | Rennes Jugend | Fichaje | — |
| 1 jul 2019 | Amir Rrahmani | Hellas Verona | Fichaje | €3.5M |
| 1 jul 2019 | Youri Regeer | Ajax Amsterdam U19 | Fichaje | — |
| 1 jul 2019 | Alberto Fernández Plaza | Getafe Fút.base | Fichaje | — |
| 1 jul 2019 | Wilber Alejandro Hurtado Castillo | Cerdanyola FC | Fichaje | — |
| 1 jul 2019 | Kike Salas | Sevilla FC U18 | Fichaje | — |
| 1 jul 2019 | Aske Emil Berg Adelgaard | Randers FC Juv. | Fichaje | — |
| 1 jul 2019 | Alexis Blin | Amiens SC | Fichaje | €1.6M |
| 1 jul 2019 | Julius Dirksen | Ajax U17 | Fichaje | — |
| 1 jul 2019 | Diogo Gonçalves | FC Famalicão | Cesión | Préstamo / cesión |
| 1 jul 2019 | Iker Varela | Athletic Bilbao U18 | Fichaje | Sin coste |
| 1 jul 2019 | Jonas Urbig | 1.FC Köln U17 | Fichaje | — |
| 1 jul 2019 | Bruno Langa | Vitória de Setúbal FC U23 | Cesión | — |
| 1 jul 2019 | Aleix Garrido | FC Barcelona U16 | Fichaje | — |
| 1 jul 2019 | Jorge Cruz | Unknown | Fichaje | — |
| 1 jul 2019 | Noa el Hamdaoui | Sparta Rotterdam Youth | Fichaje | — |
| 1 jul 2019 | Juan Cabrera | FC Schalke 04 U17 | Fichaje | Sin coste |
| 1 jul 2019 | Ellis Simms | Everton U23 | Fichaje | — |
| 1 jul 2019 | Kevin Van Den Kerkhof | Olympic Charleroi | Fichaje | Sin coste |
| 1 jul 2019 | Sebastian Otoa | RB Juvenil | Fichaje | — |