Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2025 |  | Maximilian Bürck |  | Karlsruher SC U15 | Karlsruhe U15 | |
| 07/2025 | | Lorik Mustafa | | Karlsruher SC U15 | Karlsruhe U15 | |
| 07/2025 | | Alexandros Schulz | ||||
| 07/2025 | | Julian Verch | | Karlsruher SC U15 | Karlsruhe U15 | |
| 07/2025 |  | Ilyas Bousfiha | GK |  | SV Sandhausen U15 | U15 |
| 07/2025 | | Max Corr | GK | | Karlsruher SC U15 | Karlsruhe U15 |
| 07/2025 |  | Dublin Eckel | DF | | Karlsruher SC U15 | Karlsruhe U15 |
| 07/2025 | | Magnus Gaetcke | DF |  | TSG Hoffenheim U15 | U15 |
| 07/2025 | | Benjamin Jusufovic | DF | | SV Sandhausen U15 | U15 |
| 07/2025 | | Elias Kögel | DF | | TSG Hoffenheim U15 | U15 |
| 07/2025 | | Julian Treiber | DF | | Karlsruher SC U15 | Karlsruhe U15 |
| 07/2025 | | Noah Vidoeski | DF | | Karlsruher SC U15 | Karlsruhe U15 |
| 07/2025 | | Marco Bergamotto | MF | | SV Sandhausen U15 | U15 |
| 07/2025 | | Damian Eichholz | MF | | TSG Hoffenheim U15 | U15 |
| 07/2025 | | Mathia Kaltz | MF | | Karlsruher SC U15 | Karlsruhe U15 |
| 07/2025 | | Luka Kelava | MF | | TSG Hoffenheim U15 | U15 |
| 07/2025 |  | Ensar Koçak | MF | | Karlsruher SC U15 | Karlsruhe U15 |
| 07/2025 |  | Vlad Petreanu | MF | | TSG Hoffenheim U15 | U15 |
| 07/2025 |  | Thomas Schmitt | MF | | TSG Hoffenheim U15 | U15 |
| 07/2025 | | Argjent Peci | FW | | Karlsruher SC U15 | Karlsruhe U15 |
| 07/2025 | | Elias Seemann | FW | | TSG Hoffenheim U15 | U15 |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2025 | | Henri Eckelmann | GK |  | TSG Hoffenheim U17 | Hoffenheim U17 |
| 07/2025 | | Leon Ganji | GK | | TSG Hoffenheim U17 | Hoffenheim U17 |
| 07/2025 | | Diego Barisic | DF |  | Karlsruher SC U17 | Karlsruhe U17 |
| 07/2025 | | Karem Karakaya | DF | | Karlsruher SC U17 | Karlsruhe U17 |
| 07/2025 | | Emil Nonnenmacher | DF | | Karlsruher SC U17 | Karlsruhe U17 |
| 07/2025 | | Eren Akdag | MF |  | SV Sandhausen U17 | U17 |
| 07/2025 | | Bixente Mannel | MF |  | Hannover 96 U17 | Hannover U17 |
| 07/2025 | | Marco Mingolla | MF | | Karlsruher SC U17 | Karlsruhe U17 |
| 07/2025 | | Valentein Pinter | MF | | TSG Hoffenheim U17 | Hoffenheim U17 |
| 07/2025 | | Ruven Russo | MF | | TSG Hoffenheim U17 | Hoffenheim U17 |
| 07/2025 | | Nevio Zumpano | MF | | TSG Hoffenheim U17 | Hoffenheim U17 |