The transfer window may not be officially open until tomorrow, but speculation continues to dominate the football pages.

Below, Sports Mole has rounded up all the transfer stories that have emerged over the past 24 hours.

Tuesday morning's headlines:

Report: Manchester United bid £28.6m for Real Madrid defender Sergio Ramos
Manchester United submit a £28.6m bid to Real Madrid for veteran defender Sergio Ramos, according to a report. Read more.

Ronald Koeman: 'No serious Manchester United bid for Morgan Schneiderlin'
Manchester United are yet to make a "serious bid" for Morgan Schneiderlin, according to Southampton manager Ronald Koeman. Read more.

Report: Chelsea plotting John Stones bid
Chelsea will make a bid for Everton defender John Stones, according to a report. Read more.

Report: Arsene Wenger keen to sign William Carvalho
Arsenal manager Arsene Wenger is reportedly keen on signing Sporting Lisbon midfielder William Carvalho this summer. Read more.

Agent: 'Carlos Bacca has chosen AC Milan'
Carlos Bacca's agent says that the Colombian striker has agreed to join Serie A club AC Milan. Read more.

Joan Laporta: 'Eric Abidal key to Paul Pogba talks'
Barcelona presidential candidate Joan Laporta believes that Eric Abidal could play a key role in their bid to sign Juventus midfielder Paul Pogba. Read more.

Report: Tottenham Hotspur to trade Emmanuel Adebayor in for Christian Benteke
Tottenham Hotspur are reportedly planning to use Emmanuel Adebayor as a makeweight in a deal for Aston Villa striker Christian Benteke Read more.

Petr Cech completes Arsenal switch
Arsenal complete the signing of goalkeeper Petr Cech from London rivals Chelsea for a fee believed to be in the region of £11m. Read more.

Edin Dzeko agrees terms with Roma?
Manchester City striker Edin Dzeko reportedly agrees personal terms with Roma over a five-year deal. Read more.

Manchester City to sign Monaco youngster Fabinho?
Manchester City want to sign Monaco defender Fabinho, according to reports. Read more.

Report: Stoke City turn down Chelsea offer for goalkeeper Asmir Begovic
Stoke City turn down a Chelsea bid in the region of £6m for goalkeeper Asmir Begovic, according to reports. Read more.

Phil Jones signs new Manchester United contract until 2019
Manchester United defender Phil Jones extends his contract at Old Trafford until 2019, with an option to extend for a further year. Read more.

Sampdoria 'not interested' in signing Liverpool's Mario Balotelli this summer
Sampdoria boss Walter Zenga rules out moving for Liverpool striker Mario Balotelli this summer. Read more.

Newcastle United decide against making move for West Ham's Stewart Downing?
Newcastle United reportedly decide against making a move for West Ham United winger Stewart Downing. Read more.

Sporting Kansas City want Chelsea's Marko Marin?
Chelsea winger Marko Marin is reportedly a transfer target of MLS side Sporting Kansas City. Read more.

Report: Tottenham Hotspur plan to retain Erik Lamela
Contrary to earlier speculation, a report claims that Tottenham Hotspur want to keep club-record signing Erik Lamela. Read more.

Report: Ilkay Gundogan agrees Borussia Dortmund extension
Ilkay Gundogan will sign a one-year extension to his current Borussia Dortmund contract, according to reports in Germany. Read more.

Report: Everton launch Moses Odubajo move
Everton launch a move for Brentford's versatile defender Moses Odubajo, according to reports. Read more.

Report: Liverpool make Lucas Leiva available for transfer
Liverpool are looking to sell midfielder Lucas Leiva, according to reports. Read more.

Aaron Cresswell extends West Ham United contract until 2020
West Ham United defender Aaron Cresswell signs a new five-year contract at Upton Park with an option for a further two-year extension when it expires in 2020. Read more.

Report: Udinese agree to sell Matej Vydra to Watford
Udinese striker Matej Vydra is set to join Watford after the Serie A club agree to sanction his move to the newly promoted Premier League club, according to reports. Read more.

Charlton Athletic sign Sunderland midfielder El-Hadji Ba
Charlton Athletic complete the signing of Sunderland midfielder El-Hadji Ba, 22, on a three-year deal for an undisclosed fee. Read more.

Liverpool eye Barcelona youngster?
Barcelona youngster Bobby Adekanye is in talks with Liverpool over a possible transfer to the Reds, according to a report. Read more.

Reading sign Orlando Sa
Former Fulham striker Orlando Sa agrees a three-year contract with Championship outfit Reading. Read more.

Iker Muniain extends Athletic Bilbao contract
Spanish playmaker Iker Muniain signs a two-year contract extension with La Liga outfit Athletic Bilbao. Read more.

Sime Vrsaljko 'agrees to join Napoli'
Sassuolo full-back Sime Vrsaljko agrees to join Serie A giants Napoli, according to a report from Italy. Read more.

Ipswich Town to "reinvest" Tyrone Mings money
The managing director of Ipswich Town says that Mick McCarthy will be given the money from the sale of Tyrone Mings to strengthen his squad. Read more.

Bobby Zamora to return to Brighton & Hove Albion?
Striker Bobby Zamora could make a return to Brighton & Hove Albion, according to a report. Read more.

Reading swoop for Stephen Quinn?
A report claims that Reading are on the verge of announcing the arrival of Stephen Quinn from Hull City. Read more.

Guangzhou Evergrande sign Paulinho from Tottenham Hotspur
Chinese club Guangzhou Evergrande complete the signing of Tottenham Hotspur midfielder Paulinho. Read more.

Brentford confirm Nick Proschwitz departure
Nick Proschwitz agrees to return to SC Paderborn once his contract with Brentford expires at the end of the month. Read more.

Youngster Koby Arthur signs new Birmingham City deal
Birmingham City's young Ghanaian midfielder Koby Arthur signs a new two-year contract at St Andrew's. Read more.

Kris Boyd joins Kilmarnock for third time
Kilmarnock re-sign Kris Boyd for a third time after his exit from Rangers. Read more.

Jeffrey Schlupp signs new Leicester City deal
Jeffrey Schlupp signs a new four-year deal with Leicester City. Read more.

Slaven Bilic looking at Liverpool striker to bolster ranks
West Ham United manager Slaven Bilic is reportedly considering Liverpool's Fabio Borini as an option to bolster his attack. Read more.

Nottingham Forest looking at Nicky Maynard?
Former Cardiff City striker Nicky Maynard joins Nottingham Forest on trial, according to a report. Read more.

Charlton Athletic want to sign El-Hadji Ba from Sunderland?
Charlton Athletic want to sign Sunderland midfielder El-Hadji Diouf on a three-year deal, according to a report. Read more.

Josh McQuoid joins Luton Town
Former Bournemouth striker Josh McQuoid becomes Luton Town's sixth signing of the summer. Read more.

Scunthorpe United confirm Gary McSheffrey stay
Veteran midfielder Gary McSheffrey signs a new 12-month contract with League One side Scunthorpe United. Read more.