Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 04/2018 |  | Baptiste Roux | DF |  | EA Guingamp U19 | U19 |
| 08/2017 | | Ahmed Abdelkader | GK | | EA Guingamp U19 | U19 |
| 07/2017 | | Quentin Depehi | DF |  | Toulouse FC B | Toulouse (CFA) |
| 07/2017 | | Ryad Hachem | DF |  | Paris FC U19 | U19 |
| 07/2017 |  | Idrissa Mané | DF | |||
| 07/2017 |  | Mehdi Boudjemaa | MF | | EA Guingamp U19 | U19 |
| 07/2017 | | Romain Le Méhauté | MF |  | AS Nancy Lorraine B | AS Nancy (CFA) |
| 07/2017 |  | Nakibou Aboubakari | FW |  | Stade Briochin | Stade Briochin |
| 07/2017 | | Sullivan Martinet | FW |  | EA Guingamp | Guingamp |
| 07/2017 | | Sylvain Didot | MA | | EA Guingamp | Guingamp |
| 07/2017 | | Mickaël Dumas | GK-CO |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 12/2017 | | Sullivan Martinet | FW |  | US Granvillaise | US Granville |
| 07/2017 |  | Schaquille Dutard | FW |  | Tarbes Pyrénées | Tarbes Pyrénées |
| 07/2017 | | Anthony Vitela | GK |  | US Sarre-Union | Sarre-Union |
| 07/2017 | | Damien Guével | DF |  | GSI Pontivy | GSI Pontivy |
| 07/2017 | | Mathis Lehuédé | DF |  | Vendée Les Herbiers B | Herbiers II |
| 07/2017 | | Mara Wagué | DF |  | US Concarneau | Concarneau |
| 07/2017 | | Alexis Mané | MF |  | Vendée Les Herbiers | VHF |
| 07/2017 | | Clément Moy | MF | | Stade Briochin | Stade Briochin |
| 07/2017 |  | Fousséni Diabaté | FW |  | Gazélec FC Ajaccio | GFC Ajaccio |