Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 11/2026 |  | Emilio Ambrosius | DF |  | Karlsruher SC U19 | Karlsruhe U19 |
| 09/2026 | | Marc Kaiser | DF | | Karlsruher SC U19 | Karlsruhe U19 |
| 09/2026 |  | Sandro Tremoulet | DF |  | Karlsruher SC | Karlsruhe |
| 09/2026 |  | Jason Ponente-Ramirez | FW | | Karlsruher SC | Karlsruhe |
| 09/2026 | | Marlo Thürer | DF | | Karlsruher SC U19 | Karlsruhe U19 |
| 08/2026 | | Eymen Laghrissi | FW | | Karlsruher SC | Karlsruhe |
| 08/2026 | | Finn Bierle | DF | | Karlsruher SC U19 | Karlsruhe U19 |
| 08/2026 | | Max Baumstark | MF | | Karlsruher SC U19 | Karlsruhe U19 |
| 08/2026 |  | Buğra Duman | MF | | Karlsruher SC U19 | Karlsruhe U19 |
| 08/2026 | | Ferdinand Gebert | GK | | Karlsruher SC | Karlsruhe |
| 07/2026 | | Louis Schmidt | DF |  | Bahlinger SC | Bahlinger SC |
| 07/2026 | | Kamil Günes | GK | | Karlsruher SC U19 | Karlsruhe U19 |
| 07/2026 | | Fynn Braun | DF | | Karlsruher SC U19 | Karlsruhe U19 |
| 07/2026 | | Kimberly Ezekwem | DF |  | SC Freiburg II | Freiburg II |
| 07/2026 | | Sladan Pušeljić | DF |  | SSV Reutlingen | Reutlingen |
| 07/2026 | | Vasco Walz | MF | | Bahlinger SC | Bahlinger SC |
| 07/2026 | | Mathias Fetsch | FW | | SC Freiburg II | Freiburg II |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 09/2026 | | Niclas Dühring | DF |  | SV Drochtersen/Assel | Drochtersen |
| 07/2026 | | Efe-Kaan Sihlaroğlu | MF |  | Igdir FK | Igdir FK |
| 07/2026 | | Simon Heering | GK | | Bahlinger SC | Bahlinger SC |
| 07/2026 | | Aki Koch | GK |  | FC Machida Zelvia | Machida Zelvia |
| 07/2026 | | Jakob Distelzweig | DF |  | SV Oberachern | SV Oberachern |
| 07/2026 | | Frederik Recktenwald | DF |  | TuS Herrensohr 1902 | TuS Herrensohr 1902 |
| 07/2026 | | Philipp Sonn | DF | | Bahlinger SC | Bahlinger SC |
| 07/2026 | | Simon Guggenbühler | MF |  | 1. CfR Pforzheim | Pforzheim |
| 07/2026 | | Noah Hampp | MF | | SV Oberachern | SV Oberachern |
| 07/2026 | | Mateo Kritzer | MF |  | Eintracht Trier | Eintracht Trier |
| 07/2026 | | Marius Mahle | MF |  | FV Ravensburg | FV Ravensburg |
| 07/2026 | | Jakob Weißer | MF | | SV Oberachern | SV Oberachern |
| 07/2026 | | Martin Topp | GK-CO | | Karlsruher SC U19 | Karlsruhe U19 |