The daily newspaper Aksam have stated the the Lion’s are preparing an offer for the Turkish international over the coming weeks.
Koybasi has taken a step closer to leaving the Istanbul giants after contract talks with Besiktas stalled. The Black Eagles are unwilling to match Koybasi’s contract demands according to Fotomac.
The Turkish international left-back has been in impressive for the Black Eagles establishing himself as a first-team regular for the Turkish Super League leaders.
Koybaşı is expected to travel with the Turkish national team to the European Championships in France over the summer and has 15 international caps.
The 26-year-old has three assists 33 appearances for Besiktas this season.