Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2021 |  | Luigi Campagna | MF |  | Kickers Offenbach | Offenbach |
| 10/2020 |  | Melih Caliskan | DF | |||
| 09/2020 | | Max Winter | MF |  | RB Leipzig U19 | RB Leipzig U19 |
| 07/2020 | | Nikolaos Dobros | MF |  | VfR Aalen | VfR Aalen |
| 07/2020 | | Maximilian Otto | GK |  | Stuttgarter Kickers U19 | U19 |
| 07/2020 | | Niklas Kolbe | DF |  | FC Nöttingen | FC Nöttingen |
| 07/2020 | | Marian Riedinger | DF |  | 1. FC Heidenheim 1846 U19 | Heidenheim U19 |
| 07/2020 | | Nick Rudloff | DF | | Stuttgarter Kickers U19 | U19 |
| 07/2020 | | Denis Zagaria | DF | |||
| 07/2020 | | Niklas Benkeser | MF | | Stuttgarter Kickers U19 | U19 |
| 07/2020 | | Benedikt Landwehr | MF |  | TSG Hoffenheim U19 | Hoffenheim U19 |
| 07/2020 | | Robin Schwemmle | MF | | Stuttgarter Kickers U19 | U19 |
| 07/2020 | | Mustafa Ünal | AS-CO |  | Stuttgarter Kickers U17 | U17 |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 10/2020 | | Tino Jukić | MF |  | NK Međimurje | NK Međimurje |
| 08/2020 |  | Nikola Trkulja | MF |  | FC Gießen | FC Gießen |
| 07/2020 | | Plator Gashi | GK |  | TSG Balingen | Balingen |
| 07/2020 | | Patrick Auracher | DF |  | TSV Essingen | TSV Essingen |
| 07/2020 | | Tobias Feisthammel | DF | | TSV Essingen | TSV Essingen |
| 07/2020 | | Leon Braun | MF |  | SV Fellbach | Fellbach |
| 07/2020 | | Michael Klauß | FW |  | SGV Heilbronn-Freiberg | SGV Freiberg |
| 07/2020 | | Yannick Dreyer | AS-CO | | Stuttgarter Kickers U17 | U17 |