It won promotion to the Belgian Pro League in 2014 and changed its name in the summer of 2016, being relegated in 2021 and filing for bankruptcy a year later.

The club was investigated by the Belgian federal judiciary over alleged financial offences relating to Zahavi.

The next season Mouscron-Péruwelz finished 2nd and qualified for the promotion play-offs but lost; in the cup, they reached Round 6 again, losing 3–2 after extra time to Standard Liège.

[5] In 2013–14, Royal Mouscron-Péruwelz came fourth and made the playoffs, where they won promotion on the final day with a 4–2 win at Sint-Truidense V.V.

[7] After the separation from Lille in 2015, the club was bought by a Maltese company involving Israeli agent Pini Zahavi, then transferred to another Maltese consortium controlled by his nephew Adar, to avoid FIFA's rules on agents owning clubs.

[10] In March 2018, Thai businessman Pairoj Piempongsant of the Carabao Energy Drink bought 90% of the club's shares, with 10% remaining in local hands.

[11] Eleven months later, the club was put in administration by the Belgian federal judiciary, due to alleged money laundering by Pini Zahavi.

[15] In May 2022, the club were relegated two tiers to the fourth, after being refused a professional licence due to financial irregularities and a debt of around €10 million.