Benfica manager Jose Mourinho is reportedly looking to sign 33-year-old winger Filip Kostić, who was previously coached by Mourinho at Fenerbahçe. The club is focusing on the mid-season transfer window. According to Italian journalist Nico Schira, Benfica is interested in transferring the Serbian player. Kostić spent last season on loan at Fenerbahçe from Juventus, and his contract is set to expire at the end of the current season. In the 2025/2026 Serie A season so far, Kostić has scored 2 goals and provided 1 assist in 8 appearances. The Serbian international has been capped 70 times for his country. His market value is €3.50m, according to Transfermarkt. Kostić has also been linked with clubs such as Fenerbahçe and Roma.