Beşiktaş has made initial contact to determine the willingness of Eintracht Frankfurt defender Arthur Theate to make a transfer, as the German club has placed the 26-year-old on their transfer list. Frankfurt is seeking a fee between €15 million and €20 million for the Belgian international. There is further competition for the player, with city rivals Galatasaray also observing the situation. Bayer Leverkusen has also expressed interest, and there has been some interest from the Premier League. Theate, who has 36 caps and 1 goal for Belgium, joined Frankfurt in February 2025 and is under contract until June 2029. He made 55 appearances in the 2025/2026 Bundesliga season, scoring one goal and providing one assist. His current market value is €17.00m, according to Transfermarkt.