Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 05/2026 |  | Jan Olschewski | DF |  | SC Verl II | SC Verl II |
| 04/2026 | | Emmanuel Bamba | MF | | SC Verl II | SC Verl II |
| 04/2026 | | Henry Obermeyer | MF | | SC Verl II | SC Verl II |
| 01/2026 | | Julian Fuest | GK | | SC Verl II | SC Verl II |
| 01/2026 | | Marco Wörner | FW |  | SC Paderborn 07 II | SC Paderborn 07 II |
| 01/2026 | | Raphael Araoye | DF |  | Bristol City U21 | Bristol City U21 |
| 01/2026 |  | António Fóti | MF |  | Borussia Dortmund II | Dortmund II |
| 07/2025 | | Martin Ens | DF | | SC Paderborn 07 II | SC Paderborn 07 II |
| 07/2025 |  | Ethan Kohler | DF |  | Werder Bremen II | Werder II |
| 07/2025 | | Paul Lehmann | DF |  | Dynamo Dresden | Dresden |
| 07/2025 | | Joshua Eze | MF |  | Fortuna Köln | Fortuna Köln |
| 07/2025 | | Marco Mannhardt | MF |  | FV Illertissen | Illertissen |
| 07/2025 |  | Almin Mešanović | MF |  | Kickers Offenbach | Offenbach |
| 07/2025 | | Dennis Waidner | MF |  | SpVgg Unterhaching | U'haching |
| 07/2025 | | Fabian Wessig | MF |  | Würzburger Kickers | Würzburg |
| 07/2025 |  | Alessio Besio | FW |  | SC Freiburg II | Freiburg II |
| 07/2025 | | Alem Japaur | FW | | Würzburger Kickers | Würzburg |
| 07/2025 | | Willi Reincke | FW |  | SV Drochtersen/Assel | Drochtersen |
| 07/2025 | | Tobias Strobl | MA |  | FC Augsburg II | Augsburg II |
| 07/2025 | | Nils Vogt | AT-C |  | SC Paderborn 07 | Paderborn |
| 07/2025 | | Arne Winter | G-AN |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2026 |  | Dominik Steczyk | FW |  | Académico de Viseu | Académico Viseu |
| 01/2026 | | Chilohem Onuoha | FW |  | Estrela Amadora | Amadora |
| 01/2026 | | Ethan Kohler | DF | | Werder Bremen II | Werder II |
| 07/2025 | | Konstantin Gerhardt | MF |  | SC Wiedenbrück | Wiedenbr. |
| 07/2025 | | Willi Reincke | FW |  | BFC Dynamo | BFC Dynamo |
| 07/2025 | | Patrick Kammerbauer | DF |  | VfL Osnabrück | Osnabrück |
| 07/2025 | | Giulien Kaps | DF |  | SV Lippstadt 08 | Lippstadt 08 |
| 07/2025 | | Tim Köhler | DF |  | RB Leipzig | RB Leipzig |
| 07/2025 | | Philipp Schulz | DF |  | 1. FSV Mainz 05 II | Mainz 05 II |
| 07/2025 | | Tom Baack | MF |  | 1. FC Nuremberg | Nuremberg |
| 07/2025 | | Marcel Benger | MF |  | Preußen Münster | Pr. Münster |
| 07/2025 | | Lars Lokotsch | FW | | Preußen Münster | Pr. Münster |
| 07/2025 |  | Ilya Polyakov | FW |  | Rot-Weiß Oberhausen | Oberhausen |
| 07/2025 | | Eduard Probst | FW |  | SV Rödinghausen | Rödinghausen |
| 07/2025 | | Alexander Ende | MA | | Preußen Münster | Pr. Münster |
| 07/2025 | | Zlatko Muhović | AS-CO | | Preußen Münster | Pr. Münster |
| 07/2025 | | Nick Just | G-AN |  | TSG Hoffenheim II | Hoffenheim II |