Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 06/2017 |  | Andreas Ludwig | MF |  | FC Utrecht | FC Utrecht |
| 02/2017 |  | Stefan Posch | DF |  | TSG Hoffenheim II | Hoffenheim II |
| 01/2017 |  | Danilo Soares | DF | | TSG Hoffenheim II | Hoffenheim II |
| 07/2016 | | Kerem Demirbay | MF |  | Hamburger SV | Hamburg |
| 07/2016 |  | Gregor Kobel | GK | | TSG Hoffenheim II | Hoffenheim II |
| 07/2016 | | Benjamin Hübner | DF |  | FC Ingolstadt 04 | Ingolstadt |
| 07/2016 | | Kevin Vogt | DF |  | 1. FC Köln | Köln |
| 07/2016 | | Dennis Geiger | MF |  | TSG Hoffenheim U19 | Hoffenheim U19 |
| 07/2016 | | Lukas Rupp | MF |  | VfB Stuttgart | Stuttgart |
| 07/2016 | | Marco Terrazzino | MF |  | VfL Bochum | Bochum |
| 07/2016 |  | Antonio Čolak | FW |  | 1. FC Kaiserslautern | K'lautern |
| 07/2016 |  | In-hyeok Park | FW |  | FSV Frankfurt | FSV Frankf. |
| 07/2016 |  | Ádám Szalai | FW |  | Hannover 96 | Hannover |
| 07/2016 | | Sandro Wagner | FW |  | SV Darmstadt 98 | Darmstadt |
| 07/2016 | | Matthias Kaltenbach | AS-CO | | TSG Hoffenheim U19 | Hoffenheim U19 |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/2017 |  | Jiloan Hamad | MF |  | Hammarby IF | Hammarby |
| 01/2017 |  | Eduardo Vargas | FW |  | UANL Tigres | Tigres |
| 01/2017 |  | Barış Atik | MF |  | Sturm Graz | Sturm Graz |
| 01/2017 | | Jin-su Kim | DF |  | Jeonbuk FC | Jeonbuk |
| 08/2016 | | In-hyeok Park | FW |  | FC Koper | Koper |
| 08/2016 |  | Tarik Elyounoussi | MF |  | Olympiacos FC | Olympiacos FC |
| 08/2016 |  | Jonathan Schmid | MF |  | FC Augsburg | Augsburg |
| 07/2016 | | Antonio Čolak | FW | | SV Darmstadt 98 | Darmstadt |
| 07/2016 |  | Russell Canouse | MF | | VfL Bochum | Bochum |
| 07/2016 | | Jens Grahl | GK | | VfB Stuttgart | Stuttgart |
| 07/2016 | | Benedikt Gimber | DF |  | SV Sandhausen | Sandhausen |
| 07/2016 | | Tobias Strobl | MF |  | Bor. Mönchengladbach | M'gladbach |
| 07/2016 | | Joelinton | FW |  | Rapid Vienna | Rapid Vienna |
| 07/2016 | | Kevin Volland | FW |  | Bayer Leverkusen | Leverkusen |
| 07/2016 | | Armin Reutershahn | AS-CO |  | Eintracht Frankfurt | E. Frankfurt |