Clubs have just over a week to make the final changes to their squads ahead of the impending deadline on Tuesday, September 1.
Here, Sports Mole rounds up all the latest transfer news and speculation to have emerged overnight.
Saturday morning's headlines:
Report: Chelsea make world record bid for Paul Pogba
Chelsea reportedly offer Juventus a world-record transfer fee of £86m for midfielder Paul Pogba. Read more.
Report: Manchester United in talks with Neymar
Manchester United are reportedly in talks with Barcelona over a deal for Brazilian striker Neymar. Read more.
Romelu Lukaku tells John Stones: 'Snub Chelsea move'
Former Chelsea striker Romelu Lukaku urges Everton teammate John Stones to snub a big-money move to Stamford Bridge for the moment. Read more.
Laurent Blanc: 'Paris Saint-Germain ready to buy and sell'
Laurent Blanc admits that Paris Saint-Germain are not done in this summer's transfer window and is expecting players to come and go before it shuts. Read more.
Sunderland boss Dick Advocaat: "Every player is for sale"
Sunderland boss Dick Advocaat reveals that he will accept offers for any member of his squad if they wish to leave the club before the end of the transfer window. Read more.
Manuel Pellegrini: 'Eliaquim Mangala going nowhere'
Manuel Pellegrini insists that signing Nicolas Otamendi does not spell the end of Eliaquim Mangala's Manchester City career. Read more.
Louis van Gaal: 'David De Gea is staying at Manchester United'
Louis van Gaal says that goalkeeper and Real Madrid target David de Gea is staying at Manchester United. Read more.
Tony Pulis urges Saido Berahino to stay at West Bromwich Albion
Tony Pulis warns West Brom starlet Saido Berahino that leaving the club too early may see him waste his 'God-given' talent. Read more.
Arsenal boss Arsene Wenger unsure over striker arrival
Arsene Wenger says that he will sign a striker for Arsenal, but only if a world-class one becomes available. Read more.
Roma set Paris Saint-Germain deadline for Lucas Digne switch?
Roma will reportedly walk away from a loan deal for Lucas Digne, if Paris Saint-Germain fail to formally sanction the move by Sunday. Read more.
Agent confirms Marseille Jason Denayer talks with Manchester City
Marseille are in "positive discussions" with Manchester City to sign Jason Denayer on loan, according to the player's agent. Read more.
Paris Saint-Germain 'in talks to sign Fabio Coentrao'
Paris Saint-Germain reportedly hold talks with Real Madrid to sign Fabio Coentrao. Read more.
Lazio plot Joel Campbell bid?
Arsenal forward Joel Campbell is wanted on loan by Serie A giants Lazio, according to a report. Read more.
Alen Halilovic joins Sporting Gijon on loan
Sporting Gijon complete the season-long loan signing of Croatian international Alen Halilovic from Barcelona. Read more.
Jermaine Pennant joins Charlton Athletic on trial
Former Arsenal and Liverpool winger Jermaine Pennant is on trial with Championship side Charlton Athletic. Read more.
Agent: 'Ivan Perisic to join Inter Milan'
Wolfsburg winger Ivan Perisic is closing in a move to Serie A giants Inter Milan, according to the player's agent. Read more.
Stefano Mauri returns to Lazio
Former Lazio captain Stefano Mauri agrees to return to the Serie A club after previously leaving in June. Read more.
Report: Joao Moutinho to leave Monaco
Joao Moutinho will leave AS Monaco if they are knocked out of the Champions League. Read more.