Lautaro Rivero, a 22-year-old Argentine, signed a contract extension with River until December 2029. The defender previously had a contract until the end of 2028 and received a salary improvement. Rivero has one cap for Argentina and joined the club in January 2024. His current market value is estimated by Transfermarkt to be €7.00m. In the 2025/2026 Torneo Apertura season, he has made 1 appearance and provided 5 assists. He has been linked with several European clubs, including Lazio, Inter, and Brighton & Hove Albion. In early 2026, reports indicated that River Plate expects a sale price of over €30 million for the player. The player is also reported to have a release clause of €100 million.