According to ESPN BR, contract renewal negotiations are underway with Arthur, a 30-year-old Brazilian defensive midfielder. The midfielder also wishes to wait until the end of the season to understand what 2027 will be like. Arthur is considered an expensive player and has interest from several teams, which could make negotiations more costly. Santos remains interested in keeping him. His contract with the club he joined in August 2026 expires on 31/12/2026. The Brazil international has 22 caps and one goal for his country. His current market value is €3.50M, according to Transfermarkt, and he has made 15 appearances in the Campeonato Brasileiro Série A this season.