Diogo Costa, the 25-year-old Portuguese goalkeeper, has been offered a contract extension by FC Porto, which could extend his current contract from June 2027 to June 2030, potentially making him the highest-paid player in the squad. The club sees retaining Costa as the best move in the transfer market. Porto is waiting for a definitive response from Costa after the international break. His market value is estimated by Transfermarkt to be €40.00m, and he has been linked with several clubs, including Galatasaray, Aston Villa, Al Nassr, Manchester United, and Manchester City.