James Blake's Overgrown is heading for a Top 40 return on Sunday following its unexpected Barclaycard Mercury Prize win.

The Atlas/Polydor album, which received the prestigious honour at a ceremony on Wednesday night at London's The Roundhouse, has registered as a re-entry at No 33 in the latest UK artist albums midweeks, according to the Official Charts Company. Its sales up to the end of business on Thusday had risen by 767% week-on-week.

Despite its chart return Attlas, which debuted and peaked ...