Honours
- Belgian First Division:
- Winners (1): 2014–15
- Runners-up (3): 1954–55, 2009–10, 2019–20
- Belgian Cup:
- Winners (3): 1963–64, 1983–84, 2009–10
- Runners-up (2): 2007–08, 2018–19
- Belgian Supercup:
- Winners (1): 2015
- Runners-up (2): 1983–84, 2010
- UEFA Intertoto Cup:
- Runners-up (2): 2006, 2007
Current squads
| 2020/2021 Team Roster (Updated 14-02-2021) |
| Manager : Jess Thorup Sacked (20 August 2020) Manager : László Bölöni Sacked (14 September 2020) Manager : Wim De Decker Sacked (03 December 2020) Manager : Hein Vanhaezebrouck |
| Thomas Kaminski (Goalkeeper) Blackburn Rovers (August 2020) |
| Colin Coosemans (Goalkeeper) |
| Davy Roef (Goalkeeper) |
| Sinan Bolat (Goalkeeper) (Turkey) Antwerp (August 2020) |
| Michael Ngadeu-Ngadjui |
| Alessio Castro-Montes |
| Milad Mohammadi |
| Jordan Botaka RSC Charleroi (January 2021) Loan |
| Nana Akwasi Asare Free agent (September 2020) |
| Mikael Lustig (Sweden) AIK (August 2020) |
| Núrio Fortuna |
| Ibrahima Cissé |
| Bruno Godeau |
| Ihor Plastun |
| Dino Arslanagić |
| Elisha Owusu |
| Vadis Odjidja-Ofoe |
| Roman Bezus |
| Giorgi Chakvetadze |
| Alexandre De Bruyn |
| Brecht Dejaegere Toulouse (September 2020) Loan |
| Sulayman Marreh |
| Sven Kums |
| Mathéo Parmentier |
| Niklas Dorsch |
| Roman Yaremchuk |
| Giorgi Kvilitaia (Georgia) Anorthosis (September 2020) Loan |
| Dylan Mbayo |
| Tim Kleindienst 1. FC Heidenheim (Janaury 2021) Loan |
| Mamadou Sylla (Senegal) Girona (October 2020) |
| Bukari Osman Trencin (September 2020) |
| Andreas Hanche-Olsen (Norway) Stabaek (October 2020) |
| Yonas Malede (Israel) Maccabi Netanya (January 2021) |
| Tarik Tissoudali Beerschot V.A. (January 2021) |