Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 09/2026 |  | Achim Beierlorzer | MA | |||
| 09/2026 | | Markus Feldhoff | AS-CO | |||
| 09/2026 |  | Omotolani Oladosu | MF |  | FC Ingolstadt 04 II | Ingolstadt II |
| 08/2026 |  | Nishan Velupillay | FW |  | Melbourne Victory | Melb. Victory |
| 08/2026 |  | Valton Islami | GK | | FC Ingolstadt 04 II | Ingolstadt II |
| 08/2026 | | Davide Sekulovic | MF | | FC Ingolstadt 04 II | Ingolstadt II |
| 07/2026 |  | Mads Borchers | FW |  | HJK Helsinki | HJK |
| 07/2026 | | Rafael Eßlinger | GK | | FC Ingolstadt 04 II | Ingolstadt II |
| 07/2026 |  | Joseph Ganda | FW |  | Hannover 96 II | Hannover II |
| 07/2026 |  | Keanan Bennetts | MF |  | Notts County | Notts County |
| 07/2026 |  | Benjamin Kanurić | MF |  | Leixões SC | Leixões SC |
| 07/2026 | | Elias Decker | DF |  | Hertha BSC II | Hertha BSC II |
| 07/2026 |  | Vinko Šapina | MF |  | Dynamo Dresden | Dresden |
| 07/2026 | | Sejdo Durakov | FW |  | Rot-Weiß Erfurt | Erfurt |
| 07/2026 | | Lars Lokotsch | FW |  | Preußen Münster | Pr. Münster |
| 07/2026 |  | Jong-min Seo | FW |  | First Vienna FC | First Vienna |
| 07/2026 | | Obed Ugondu | FW | | Rot-Weiß Erfurt | Erfurt |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2026 | | Mads Borchers | FW | | HJK Helsinki | HJK |
| 07/2026 | | Donald Nduka | DF |  | TSV Havelse | TSV Havelse |
| 07/2026 | | Faris Hapi | DF | | FC Ingolstadt 04 II | Ingolstadt II |
| 07/2026 | | Mattis Hoppe | DF |  | SSV Ulm 1846 | SSV Ulm |
| 07/2026 | | Max Besuschkow | MF |  | MSV Duisburg | Duisburg |
| 07/2026 | | Gustav Christensen | MF |  | Hertha BSC | Hertha BSC |
| 07/2026 | | Marcel Costly | MF |  | 1. FC Heidenheim 1846 | Heidenheim |
| 07/2026 | | Frederik Christensen | FW |  | Tromsø IL | Tromsø |
| 07/2026 | | Emilio Kehrer | FW |  | FC Winterthur | FC Winterthur |
| 07/2026 | | Yann Sturm | FW |  | Eintracht Braunschweig | Braunschweig |