The buildup to the summer transfer window has now begun, with rumours and speculation continuing to swirl as Barcelona eye possible reinforcements.

The Spanish champions spent big on Antoine Griezmann during the summer but missed out on a big-name striker in January, leading to speculation that they could splash the cash again when the window reopens.

Here, Sports Mole rounds up the latest transfer news from the Camp Nou.

Thursday morning's headlines:

Arsenal lining up Antoine Griezmann move?
Arsenal could reportedly attempt to sign Barcelona attacker Antoine Griezmann during this summer's transfer window. Read more.

Barcelona put £363m release clause in Miralem Pjanic contract
Barcelona insert a £363m release clause in the contract of Miralem Pjanic, who will move to Camp Nou at the end of the season. Read more.

Jadon Sancho turns down lucrative new Borussia Dortmund deal?
A report claims that Borussia Dortmund have failed in their attempt to tie Jadon Sancho down to a new long-term contract. Read more.

Manchester City 'closing in on Barcelona starlet Juan Larios'
Barcelona youngster Juan Larios is to join Manchester City in the coming days as the Citizens continue to revamp their youth setup, according to a report. Read more.

Manchester United 'will not pay more than £50m for Jadon Sancho'
Manchester United have reportedly all but ruled themselves out of the race to sign Jadon Sancho as they are only prepared to pay £50m for the Borussia Dortmund ace. Read more.

Manchester United to snap up wonderkid after Barcelona exit?
Manchester United are allegedly on the brink of signing youngster Marc Jurado, who is leaving Barcelona this summer. Read more.