Additions
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 09/2018 |  | Massimo Bruno | FW |  | Sporting Charleroi | Charleroi SC |
| 08/2018 |  | Omer Damari | FW |  | Hapoel Tel Aviv | H. Tel Aviv |
| 07/2018 |  | Elias Abouchabaka | MF |  | SpVgg Greuther Fürth | Gr. Fürth |
| 07/2018 |  | Zsolt Löw | AS-CO |  | Paris Saint-Germain | Paris SG |
| 07/2018 |  | Philipp Köhn | GK |  | RB Salzburg | RB Salzburg |
| 07/2018 |  | Bernardo | DF |  | Brighton & Hove Albion | Brighton & Hove |
| 07/2018 | | Toni Stahl | GK |  | Fulham FC U21 | Fulham FC U21 |
| 07/2018 | | Benno Schmitz | DF |  | 1. FC Köln | Köln |
| 07/2018 | | Kilian Senkbeil | DF |  | Bayern München II | Bayern II |
| 07/2018 |  | Mert Yılmaz | DF | | Bayern München II | Bayern II |
| 07/2018 | | Marc Dauter | MF |  | Hannover 96 II | Hannover II |
| 07/2018 | | Dominik Kaiser | MF |  | Brøndby IF | Brøndby IF |
| 07/2018 |  | Naby Keïta | MF |  | Liverpool FC | Liverpool |
| 07/2018 | | Lukas Schelenz | MF |  | KFC Uerdingen 05 | Uerdingen |
| 07/2018 |  | Ademola Lookman | FW |  | Everton FC | Everton |