Reece Oxford spent the first half of the season loan from West Ham at Borussia Monchengladbach.
Jannik Vestergaard is reportedly interesting Tottenham and Arsenal.
Liverpool and Southampton are reportedly interested in Chelsea defender Andreas Christensen.
The German club are still hopeful of beating off Liverpool to keep hold of the Norwegian star.
Max Eberl seems confident that a deal can be agreed with Chelsea for the signing of Thorgan Hazard.