Celtic are looking to make major squad changes this summer following the arrival of manager Ange Postecoglou.
The Parkhead outfit are looking to stop Rangers from defending the Scottish Premiership title next season, and are badly in need of a quality team to do so.
Celtic legend Scott Brown has since left for Aberdeen and there are three major departures expected this summer.
According to The Athletic’s Kieran Devlin, Ntcham is on the cusp of a surprise move to AEK Athens after his loan spell with Marseille during the second half of last season.