Real Madrid is actively monitoring Arsenal defender Riccardo Calafiori as a primary target to reinforce their left back position, according to reports from TEAMtalk. The Spanish giants have already made initial inquiries ahead of a potential move in the summer of 2027. However, convincing the Gunners to release the player would likely require a substantial transfer fee, given his current standing within the squad.

In a separate development, Arsenal, Paris Saint-Germain, and Bayern Munich are exploring the possibility of signing AFC Bournemouth forward Junior Kroupi in the January window, as reported by The Mirror. The Cherries are currently reluctant to part ways with the 20-year-old in the middle of the season. Meanwhile, Arsenal manager Mikel Arteta is also keeping an eye on Juventus winger Kenan Yildiz as he seeks additional attacking reinforcements for his team.

Manchester United has continued its scouting efforts by observing Borussia Dortmund striker Serhou Guirassy during the Der Klassiker match against Bayern Munich. The 30-year-old forward scored his eighth goal of the season in a 2-2 draw. United was also reportedly keeping tabs on Guirassy's Dortmund teammates, including Jobe Bellingham, Felix Nmecha, and Daniel Svensson.

Barcelona is reportedly eyeing Estoril defender Jordan Arnolin, with Brighton & Hove Albion also showing interest according to Record. The 18-year-old Portuguese youth international has attracted attention from top clubs due to his defensive versatility and his ability to operate effectively in midfield roles.

Crystal Palace midfielder Adam Wharton is widely expected to leave Selhurst Park next summer, according to Football Insider. Despite the Eagles resisting interest in the previous transfer window, Chelsea, Liverpool, and Manchester United continue to track the 22-year-old. He is approaching the final two years of his contract, and a deal is expected to cost around 80 million pounds.

Barcelona has indicated it has no plans to allow midfielder Gavi to leave, with head coach Hansi Flick viewing the 22-year-old as an important part of his long-term plans despite his limited starts this season, according to Fabrizio Romano.

Liverpool is looking to open contract extension talks with 35-year-old defender Virgil van Dijk before his current deal expires next June, as reported by TEAMtalk.

Chelsea and Manchester United hold interest in Como defender Jacobo Ramón, though Real Madrid have a clause in his contract which allows them to bring him back to the Bernabéu, according to Football Insider.

Paris Saint-Germain could challenge Manchester United for the signature of Atlético Madrid midfielder Pablo Barrios, according to TEAMtalk. Additionally, Benfica have entered the race to sign Boca Juniors defender Lautaro Di Lollo, according to La Gazzetta dello Sport.

Manchester United is pushing to secure the signing of VfB Stuttgart goalkeeper Dennis Seimen, according to Ekrem Konur. RB Leipzig could consider letting winger Johan Bakayoko leave in January for an offer worth 12 million euros, according to Philipp Hinze. Lazio are closing in on a new contract extension for winger Gustav Isaksen through the summer of 2031, according to Nicolò Schira. Finally, Atlético Madrid have initiated moves to sign Almería midfielder Stefan Džodić, according to Marca.