According to the Vojvodina scouting team, Ermin Mahmić's father recently informed them that he has been contacted by big clubs, including Beşiktaş, about Mahmić.

Ermin Mahmić's value has increased by 1900% in one year. Slovan Liberec signed him from Lafnitz last summer.

Beşiktaş and Red Bull Salzburg are interested in Slovan Liberec midfielder Ermin Mahmić, a 21-year-old Bosnian-Herzegovinian international. It is anticipated that Mahmić could become Slovan's next record outgoing transfer after the World Cup. In the 2025/2026 season, he scored 7 goals and provided 3 assists in 28 league appearances. Mahmić has 3 caps and 1 goal for his country, is under contract until 2029, and has a current market value of €5.00m, according to Transfermarkt.