Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2024 |  | Tim Drexler | DF |  | TSG Hoffenheim II | Hoffenheim II |
| 02/2024 | | Benjamin Hübner | AS-CO | |||
| 01/2024 |  | David Jurásek | DF |  | SL Benfica | Benfica |
| 01/2024 | | Max Moerstedt | FW | | TSG Hoffenheim II | Hoffenheim II |
| 09/2023 | | Anton Stach | MF |  | 1. FSV Mainz 05 | Mainz 05 |
| 08/2023 | | Mërgim Berisha | FW |  | FC Augsburg | Augsburg |
| 08/2023 |  | Wout Weghorst | FW |  | Burnley FC | Burnley |
| 07/2023 |  | Attila Szalai | DF |  | Fenerbahçe | Fenerbahçe |
| 07/2023 | | Marius Bülter | FW |  | FC Schalke 04 | Schalke |
| 07/2023 |  | Kasim Adams | DF |  | FC Basel 1893 | FC Basel |
| 07/2023 | | Melayro Bogarde | DF |  | PEC Zwolle | PEC Zwolle |
| 07/2023 | | Marco John | DF |  | SpVgg Greuther Fürth | Gr. Fürth |
| 07/2023 |  | Florian Grillitsch | MF |  | AFC Ajax | Ajax |
| 07/2023 | | Julian Justvan | MF |  | SC Paderborn 07 | Paderborn |
| 07/2023 |  | Diadié Samassékou | MF |  | Olympiacos FC | Olympiacos FC |
| 07/2023 | | Maximilian Beier | FW |  | Hannover 96 | Hannover |
| 07/2023 | | Dominik Mews | G-AN |  | Bor. Mönchengladbach | M'gladbach |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2024 | | Diadié Samassékou | MF |  | Cádiz CF | Cádiz |
| 01/2024 | | Joshua Quarshie | DF |  | Fortuna Düsseldorf | Düsseldorf |
| 01/2024 | | Attila Szalai | DF |  | SC Freiburg | Freiburg |
| 01/2024 | | Julian Justvan | MF |  | SV Darmstadt 98 | Darmstadt |
| 01/2024 | | Kevin Vogt | DF |  | 1. FC Union Berlin | Union Berlin |
| 08/2023 |  | Fisnik Asllani | FW |  | Austria Wien | Austria Wien |
| 08/2023 | | Muhammed Damar | MF | | Hannover 96 | Hannover |
| 08/2023 | | Angelo Stiller | MF |  | VfB Stuttgart | Stuttgart |
| 08/2023 | | Philipp Pentke | GK |  | 1. FC Köln | Köln |
| 07/2023 |  | Jacob Bruun Larsen | FW | | Burnley FC | Burnley |
| 07/2023 |  | Munas Dabbur | FW |  | Shabab Al Ahli Club | Al Ahli |
| 07/2023 |  | Angeliño | DF |  | RB Leipzig | RB Leipzig |
| 07/2023 |  | Justin Che | DF |  | FC Dallas | FC Dallas |
| 07/2023 |  | Eduardo Quaresma | DF |  | Sporting CP | Sporting |
| 07/2023 | | Christoph Baumgartner | MF | | RB Leipzig | RB Leipzig |
| 07/2023 | | Thomas Delaney | MF |  | Sevilla FC | Sevilla |
| 07/2023 | | Kasper Dolberg | FW |  | OGC Nice | Nice |
| 07/2023 | | Fabian Sander | G-AN |  | FC Zürich | FC Zürich |