Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2024 |  | Adrian Fein | MF |  | SBV Excelsior | Excelsior |
| 01/2024 | | Niclas Nadj | MF |  | SC Paderborn 07 | Paderborn |
| 01/2024 | | Berkan Taz | MF |  | Waldhof Mannheim | Waldhof Mannh. |
| 01/2024 | | Marco Mannhardt | MF |  | FV Illertissen | Illertissen |
| 10/2023 | | Giulien Kaps | DF |  | SC Verl II | SC Verl II |
| 09/2023 | | Tom Müller | GK |  | Preußen Münster | Pr. Münster |
| 09/2023 | | Marcel Mehlem | MF | | SC Paderborn 07 | Paderborn |
| 07/2023 | | Luca Unbehaun | GK |  | Borussia Dortmund | Dortmund |
| 07/2023 |  | Fabio Gruber | DF |  | FC Augsburg II | Augsburg II |
| 07/2023 | | Gideon Guzy | DF |  | FC Schalke 04 II | Schalke II |
| 07/2023 | | Nick Otto | DF |  | Fortuna Düsseldorf II | Fort. D. II |
| 07/2023 | | Marcel Benger | MF |  | Holstein Kiel | Holstein Kiel |
| 07/2023 | | Leon Bürger | MF |  | SV Babelsberg 03 | Babelsberg |
| 07/2023 | | Robin Friedrich | FW |  | Hannover 96 II | Hannover II |
| 07/2023 | | Lars Lokotsch | FW |  | Fortuna Köln | Fortuna Köln |
| 07/2023 | | Hendrik Mittelstädt | FW |  | 1. FC Köln II | Köln II |
| 07/2023 |  | Ilya Polyakov | FW |  | SC Verl U19 | SC Verl U19 |
| 07/2023 | | Alexander Ende | MA |  | Bor. Mönchengladbach U19 | M'gladbach U19 |
| 07/2023 | | Zlatko Muhović | AS-CO | | Fortuna Köln | Fortuna Köln |
| 07/2023 | | Nick Just | G-AN |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2024 | | Nick Otto | DF |  | SC Paderborn 07 II | SC Paderborn 07 II |
| 01/2024 | | Robin Friedrich | FW | | SC Paderborn 07 II | SC Paderborn 07 II |
| 01/2024 |  | Maël Corboz | MF |  | Arminia Bielefeld | Bielefeld |
| 01/2024 | | Oliver Batista-Meier | FW |  | Dynamo Dresden | Dresden |
| 08/2023 | | Leon Bürger | MF | | SV Babelsberg 03 | Babelsberg |
| 07/2023 | | Eduard Probst | FW |  | FC Gütersloh | FC Gütersloh |
| 07/2023 | | Nikos Zografakis | FW |  | Hessen Kassel | Hessen Kassel |
| 07/2023 | | Mateo Biondic | FW |  | Eintracht Trier | Eintracht Trier |
| 07/2023 | | Niclas Thiede | GK |  | VfL Bochum | Bochum |
| 07/2023 | | Cottrell Ezekwem | DF |  | Rot-Weiß Oberhausen | Oberhausen |
| 07/2023 | | Jesse Tugbenyo | DF | | SC Paderborn 07 | Paderborn |
| 07/2023 | | Iker Kohl | MF |  | SV Lippstadt 08 | Lippstadt 08 |
| 07/2023 |  | Vinko Šapina | MF |  | Rot-Weiss Essen | RW Essen |
| 07/2023 | | Joel Grodowski | FW | | Preußen Münster | Pr. Münster |
| 07/2023 |  | Stijn Meijer | FW |  | PEC Zwolle | PEC Zwolle |
| 07/2023 | | Mitch Kniat | MA | | Arminia Bielefeld | Bielefeld |
| 07/2023 |  | Dani Jara | AS-CO | | Arminia Bielefeld | Bielefeld |
| 07/2023 | | Janik Steringer | G-AN | | Arminia Bielefeld | Bielefeld |