Arsenal leads the chase for Athletic Club winger Nico Williams, with Liverpool, Manchester City and Manchester United also monitoring the 23-year-old Spanish international. The Gunners have been linked with Williams throughout the window as they seek attacking reinforcements. Juventus has opened talks with Aston Villa for Argentina goalkeeper Emiliano Martinez, who has already agreed personal terms with the Serie A side.

Paris St-Germain prepares to test Bayern Munich's resolve over France forward Michael Olise, while Manchester United scout Everton's Iliman Ndiaye as potential attacking cover. Liverpool will listen to offers for Federico Chiesa, with the Italy international valued around £17m and keen on returning to Serie A. Barcelona acknowledges interest from Chelsea and Arsenal in Dani Olmo, but insists their £60m valuation must be met for any deal.

Leeds United prepares to shatter their transfer record for Sporting defender Ousmane Diomande, offering up to £35m plus £8m in add-ons. Crystal Palace readies a £20m bid for Middlesbrough midfielder Hayden Hackney, challenging Everton for his signature. Barcelona also plans to offload Marc Casado to fund further summer acquisitions, with Bayer Leverkusen and Premier League clubs tracking the Spanish midfielder.

These moves signal clubs positioning for European competition and squad rebuilding, with goalkeeper and forward positions drawing significant investment across both major European leagues.