Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2026 |  | Daniel Thioune | MA | |||
| 02/2026 | | Jan Hoepner | AS-CO | |||
| 01/2026 |  | Jovan Milošević | FW |  | VfB Stuttgart | Stuttgart |
| 01/2026 | | Jonas Rudolph | G-AN | |||
| 09/2025 |  | Cameron Puertas | MF |  | Al Qadsiah | Al Qadsiah |
| 09/2025 |  | Victor Boniface | FW |  | Bayer Leverkusen | Leverkusen |
| 08/2025 | | Isaac Schmidt | DF |  | Leeds United | Leeds Utd |
| 08/2025 |  | Yukinari Sugawara | DF |  | Southampton FC | Southampton |
| 08/2025 |  | Karl Hein | GK |  | Arsenal FC | Arsenal |
| 07/2025 |  | Samuel Mbangula | FW |  | Juventus | Juventus |
| 07/2025 | | Salim Musah | FW |  | Werder Bremen II | Werder II |
| 07/2025 |  | Max Wöber | DF | | Leeds United | Leeds Utd |
| 07/2025 |  | Stefan Smarkalev | GK | | Werder Bremen II | Werder II |
| 07/2025 | | Olivier Deman | MF |  | Royal Antwerp FC | Antwerpen |
| 07/2025 |  | Isak Hansen-Aarøen | MF |  | Aalborg BK | Aalborg BK |
| 07/2025 | | Dikeni Salifou | MF |  | SK Austria Klagenfurt | A. Klagenfurt |
| 07/2025 | | Horst Steffen | MA |  | SV 07 Elversberg | Elversberg |
| 07/2025 |  | Raphael Duarte | AS-CO | | SV 07 Elversberg | Elversberg |
| 07/2025 | | Christian Groß | AS-CO |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2026 |  | Skelly Alvero | MF |  | Amiens SC | Amiens |
| 02/2026 | | Isak Hansen-Aarøen | MF |  | N.E.C. | N.E.C. |
| 02/2026 | | Marko Rieke | G-AN | | SV 07 Elversberg | Elversberg |
| 09/2025 | | Dikeni Salifou | MF |  | KV Mechelen | Mechelen |
| 08/2025 | | Leon Opitz | MF |  | Karlsruher SC | Karlsruhe |
| 08/2025 | | Michael Zetterer | GK |  | Eintracht Frankfurt | E. Frankfurt |
| 08/2025 | | Marvin Ducksch | FW |  | Birmingham City | Birmingham |
| 07/2025 | | Anthony Jung | DF |  | SC Freiburg | Freiburg |
| 07/2025 |  | Issa Kaboré | DF |  | Manchester City | Man City |
| 07/2025 |  | Derrick Köhn | DF |  | Galatasaray | Galatasaray |
| 07/2025 | | Mick Schmetgens | DF | | Werder Bremen II | Werder II |
| 07/2025 | | Miloš Veljković | DF |  | Crvena Zvezda | Crv. Zvezda |
| 07/2025 | | Wesley Adeh | MF | | Werder Bremen II | Werder II |
| 07/2025 |  | André Silva | FW |  | RB Leipzig | RB Leipzig |
| 07/2025 |  | Oliver Burke | FW |  | 1. FC Union Berlin | Union Berlin |
| 07/2025 | | Maik Łukowicz | FW |  | Helmond Sport | Helmond Sport |
| 07/2025 | | Abed Nankishi | FW |  | VfB Stuttgart II | VfB II |
| 07/2025 | | Keke Topp | FW | | Werder Bremen II | Werder II |