Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 05/2018 |  | Ilyes Chaïbi | FW |  | FC Wacker Innsbruck | W. Innsbruck |
| 05/2018 |  | Safwan Mbaé | DF | |||
| 05/2018 | | Ibrahima Diallo | MF |  | AS Monaco U19 | Monaco U19 |
| 01/2018 |  | Pietro Pellegri | FW |  | Genoa CFC | Genoa CFC |
| 11/2017 | | Romain Faivre | MF |  | AS Monaco U21 | Monaco (CFA) |
| 08/2017 |  | Keita Baldé | FW |  | Lazio Roma | Lazio |
| 08/2017 |  | Stevan Jovetić | FW |  | Inter | Inter |
| 08/2017 |  | Moussa Sylla | FW |  | AS Monaco U23 | AS Monaco U23 |
| 08/2017 |  | Rachid Ghezzal | FW | |||
| 08/2017 | | Adama Diakhaby | FW |  | Stade Rennais | Stade Rennais |
| 07/2017 |  | Terence Kongolo | DF |  | Feyenoord | Feyenoord |
| 07/2017 |  | Diego Benaglio | GK |  | VfL Wolfsburg | Wolfsburg |
| 07/2017 |  | Jordy Gaspar | DF |  | Olympique Lyonnais | Lyonnais |
| 07/2017 | | Julien Serrano | DF | | AS Monaco U19 | Monaco U19 |
| 07/2017 |  | Youssef Aït Bennasser | MF |  | AS Nancy Lorraine | AS Nancy |
| 07/2017 |  | Gil Dias | MF |  | Rio Ave FC | Rio Ave FC |
| 07/2017 | | Soualiho Meïté | MF |  | SV Zulte Waregem | Zulte Waregem |
| 07/2017 |  | Rony Lopes | MF |  | Lille OSC | Lille |
| 07/2017 |  | Youri Tielemans | MF |  | RSC Anderlecht | Anderlecht |
| 07/2017 | | Adama Traoré | MF | | Rio Ave FC | Rio Ave FC |
| 07/2017 |  | Jordi Mboula | FW |  | FC Barcelona B | Barcelona B |
| 07/2017 | | Allan Saint-Maximin | FW |  | SC Bastia | Bastia |
| 07/2017 |  | Lacina Traoré | FW |  | Sporting Gijón | Sporting Gijón |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2018 |  | Guido Carrillo | FW |  | Southampton FC | Southampton |
| 01/2018 | | Terence Kongolo | DF |  | Huddersfield Town | Huddersfield |
| 01/2018 | | Soualiho Meïté | MF |  | Girondins de Bordeaux | Bordeaux |
| 08/2017 | | Lacina Traoré | FW |  | Amiens SC | Amiens |
| 08/2017 | | Youssef Aït Bennasser | MF |  | SM Caen | SM Caen |
| 08/2017 | | Gil Dias | MF |  | ACF Fiorentina | Fiorentina |
| 08/2017 | | Allan Saint-Maximin | FW |  | OGC Nice | Nice |
| 07/2017 |  | Yhoan Andzouana | FW |  | CF Peralada | CF Peralada |
| 07/2017 | | Benjamin Mendy | DF |  | Manchester City | Man City |
| 07/2017 | | Jordy Gaspar | DF |  | Cercle Brugge | Cercle |
| 07/2017 |  | Irvin Cardona | FW | | Cercle Brugge | Cercle |
| 07/2017 | | Tiemoué Bakayoko | MF |  | Chelsea FC | Chelsea |
| 07/2017 | | Abdou Diallo | DF |  | 1. FSV Mainz 05 | Mainz 05 |
| 07/2017 | | Kouadio-Yves Dabila | DF |  | Lille OSC B | Lille (CFA) |
| 07/2017 | | Nabil Dirar | DF |  | Fenerbahçe | Fenerbahçe |
| 07/2017 | | Bernardo Silva | MF | | Manchester City | Man City |
| 07/2017 | | Tristan Muyumba | MF | | Cercle Brugge | Cercle |
| 07/2017 | | Valère Germain | FW |  | Olympique de Marseille | Marseille |