Liverpool, Manchester City, Arsenal and Tottenham Hotspur are the clubs expected to be among the main movers today. Will Manchester United join them or keep a low profile ? Find out here in our live blog, which runs until 11pm.
We will be updating you throughout the day until the transfer window closes at 11pm tonight. Keep checking back and pressing refresh for the latest.
11.10pm - We are going to sign off here, it's been a long but worthwhile day and we hope we have helped provide you with up to the minute news. For expected confirmation of Manchester City's £16 million move for Javi Garcia, the one big outstanding deal, head to Manchester City's official website.
11.05pm - Michael Essien has had a loan move to Real Madrid confirmed. Even though the window is closed, news of a few deals done in the final minutes will still trickle in...
11pm - Transfer Window is now CLOSED!
10.58pm - The big moves then so far, Clint Dempsey to Spurs, Hugo Lloris to Spurs, Stephane M'Bia to QPR, Scott Sinclair to Manchester City, Maicon to Manchester City, Dimitar Berbatov to Fulham, Charlie Adam to Stoke, Bryan Oviedo to Everton, Gaston Ramirez to Southampton, and Christian Benteke to Aston Villa.
Joao Moutinho to Spurs will not happen. He will stay with Porto. We are jsut waiting on confirmation of Steven N'Zonzi to Stoke and Javi Garcia to Manchester City.
10.55pm - Michael Owen, a free agent of course, says he expects a busy few days once the transfer window is over. He also said he expected to play a big part in transfer deadline day today so...
10.50pm - Here are a few snippets... Sky Sources claim Joao Moutinho is more likely to stay at Porto than go to Spurs. Joey Barton's loan move to Marseille is complete - and the permanent deal of Stephane M'Bia to QPR is complete too.
And Andrey Arshavin has said he will stay, but he could still leave Arsenal - After the transfer window if he heads back to Russia. The Russian transfer window does not close until later in the week.
10.45pm - The big deal we are still waiting on is Javi Garcia. With 15 minutes to go he is still negotiating personal terms with Manchester City over his £16 million move from Benfica.
Meanwhile Southampton have made a sale- Dean Hammond has joined Brighton on a season-long loan
10.40pm - Steven N'Zonzi is at Stoke. He will have to get his skates on to sign in time for the transfer deadline. He will replace Wilson Palacios who is set to join Fulham, along with Tom Huddlestone who they are hoping to bring in from Fulham - Potentially on loan.
10.35pm - Blackpool have signed three players - Nathan Delfouneso on loan from Aston Villa, Nathan Eccleston on permanent deal from Liverpool and Kirk Broadfoot on a free - they seem determined to push for promotion again after losing in the play-off final.
10.30pm - Nicky Maynard has left West Ham after just six months at the club to go to Cardiff City for a £2.5 million fee. Tom Huddlestone could still leave Tottenham too, he has been linked with Stoke.
10.25pm - Defensive midfielder Vadis Odjidja-Ofoe of Club Brugge and attacking midfielder Ashkan Dejagah of Wolfsburg are said to be at the Fulham training ground. The clock is ticking, will there be enough time for the West London club to complete one or even two transfers?
10.25pm - Yossi Benayoun's loan-move to West Ham is reported to be a done deal.
10.20pm - Aston Villa have completed the signing of Christian Benteke from Genk.
10.10pm - West Ham have agreed a deal to sign Yossi Benayoun on a season-long loan from Chelsea. Paperwork still needs to be completed before 11 before the move is made official but this shouldn't be a problem and Hammers fans can look forward to welcoming back the midfielder to Upton Park after he enjoyed a two-year spell there between 2005 and 2007.
10.05pm - Clint Dempsey has completed a £6 million move to Tottenham on a three-year deal.
10.05pm - Michael Owen's move to Stoke City is expected to be completed next week. The striker is a free agent so there is no rush to get the deal finalised before tonight's deadline.
10.00pm - According to Sky sources, Clint Dempsey has agreed personal terms with Tottenham.
9.50pm - Swansea have let a striker go, Stephen Dobbie to Brighton on a three-year-deal.
9.45pm - Two more deals, suddenly it is all going on. Joey Barton has had his loan switch from QPR to Marseille confirmed.
And the second, West Brom have signed Dynamo Kiev left-back Goran Popov on season-long loan.
Meanwhile West Ham are reported to be attempting to bring Yossi Benayoun on loan to the club, but no agreement as yet.
9.40pm - Manchester City have finally confirmed the deal to sign Matija Nastasic from Fiorentina for an undisclosed fee with Stefan Savic heading to the Italian club in return.
Another one in for Everton, who have signed Kilmarnock's 17-year-old winger Matthew Kennedy for a nominal fee on a three-year deal
9.35pm - Michael Essien could join Real Madrid and be re-united with Jose Mourinho. Talks are said to be at an advanced stage between the clubs.
There are two more done deals, Aston Villa have signed Kieran Westwood from Crewe, and Southampton have signed American under-20 goalkeeper Cody Cropper.
9.30pm - More good news for Spurs, Clint Dempsey is reportedly at their training ground, as he prepares to discuss a move. Spurs were reported to have made a bid earlier, but the outcome of it was not confirmed.
Liverpool's £4 million offer was rejected by Fulham and they are now expected to be out of the race for the American, especially if the most recent events are anything to go by.
9.25pm - Fantastic news for Tottenham, they have confirmed the signing of French international goalkeeper Hugo Lloris from Lyon.
9.20pm - BBC claim Liverpool could let two youngsters go, Nathan Ecclestone on loan to Blackpool, and Dani Pacheco to a club in La Liga, currently yet to be named.
9.10pm - Southampton striker Billy Sharp has signed for Nottingham Forest on a season-long loan.
9pm - Two hours to go. Stephane M'Bia has had his medical and will complete his move to QPR shortly.
8.55pm - Javi Garcia is in Manchester. His move to City from Benfica is expected to be finalised shortly, we'll let you know when it is.
Meanwhile the BBC say Everton are rivalling Fulham and Stoke to sign Steven N'Zonzi from Blackburn, who themselves have signed 22-year-old Polish goalkeeper Grzegorz Sandomierski from Genk on loan.
8.45pm - If only Chelsea could buy Falcao... He has scored a first half hat-trick against them and Atletico Madrid are 3-0 up in the Super Cup.
8.25pm - Portugal centre-back Rolando has rejected a move from Porto to QPR. The defender is not interested in joining the 'sporting project' at Loftus Road and believes he can get a better offer elsewhere with Turkish champions Galatasaray said to be interested.
8.20pm - Staying with Liverpool, one player who will be staying at Anfield is Joe Cole - the midfielder has said that he wants to fight for his place under Brendan Rodgers. It is believed that there was an enquiry made by fellow Merseysiders, Everton.
8.15pm - Daniel Sturridge reportedly turned down a loan move to Liverpool as he wanted the deal to be a permanent one but the Reds were only prepared to take him on a temporary basis.
8.00pm - Lyon have confirmed that Brazilian Michel Bastos will not be joining Fulham.
7.55pm - Striker Christian Benteke is having a medical at Aston Villa after a £7 million deal was agreed earlier.
7.50pm - Roberto di Matteo has confirmed Essien is likely to go out on loan, but has said it won't be to Arsenal. We'll have to wait and see who it will be.
Chelsea definitely won't be making a late swoop for Edinson Cavani from Napoli. He has signed a contract extension with the Italian club.
7.45pm - Former Chelsea, Arsenal, and Portsmouth midfielder Lassana Diarra is now an ex-Real Madrid player, with reports he is about to seal a move to Russian club Anzhi Machakala.
7.35pm - The Mail report another departure from Manchester City, Dedryck Boyata - Who will sign for Twente in Holland on a six month loan deal.
Here is a look at all the latest Arsenal team news ahead of the weekend and transfer news - Including a look at whether Michael Essien could sign for them, and here is all the latest updates on Spurs, with a look at Lloris, Dempsey, and Moutinho.
7.30pm - Roque Santa Cruz has finalised his loan move to Malaga. His contract expires next summer and he will likely then leave Manchester City as a free agent.
7.25pm - News on Derek Boateng to Fulham: The move is off, according to the player himself who Tweeted the news. Steven N'Zonzi is in talks with the club, with Stoke also interested in the Blackburn midfielder.
7.15pm - There is still a possibility Everton may make another move. They have been linked with Birmingham goalkeeper Jack Butland. Just under four hours remain for the club to seal the deal.
7.05pm - Fulham have rejected Liverpool's bid for Clint Dempsey, according to reports.
7pm - Michael Essien, linked with a switch to Arsenal, does not make the bench for Chelsea's Super Cup clash tonight against Atletico Madrid. Daniel Sturridge is a named substitute.
6.45pm - There is word from Italy that Gaston Ramirez' move to Southampton has been completed. The Italian deadline passed at 6pm and Gazetta dello Sport claim Bologna have filed the paperwork to sanction. SkySports have confirmed the 21-year-old's deal has been finalised. The deal is thought to be worth £12 million.
6.40pm - Out of favour striker Jay Bothroyd will leave QPR on loan to Championship side Sheffield Wednesday.
6.30pm - American midfielder Maurice Edu will be a happy man. He has sealed his move to Stoke City from Glasgow Rangers.
6.20pm - Former Liverpool winger Ryan Babel won't be returning to the Premier League. He has signed a deal with Ajax.
6.10pm Chelsea have loaned winger Gael Kakuta to Dutch side Vitesse Arnhem. He had previously been linked with Marseille.
6.00pm - Southampton striker Billy Sharp is attracting interest from Championship side Nottingham Forest.
5.55pm - According to reports, Tottenham target Joao Moutinho has boarded a plane and is heading to the Algarve with the rest of the Porto squad ahead of tomorrow's game against Olhanense. This comes after talks between the player and the North London club broke down earlier this afternoon. We will keep you updated on this one...
5.50pm - According to the Daily Mail, Tottenham have made a late bid for Clint Dempsey. The American has been strongly linked with a move to Liverpool and Sunderland so far this window and today turned down a move to Aston Villa.
5.45pm - Genk striker Christian Benteke is flying to Birmingham to try and complete his move to Aston Villa. Benteke, 21, scored for Belgium in their recent friendly against the Netherlands.
5.35pm - Lyon have turned down Fulham's request to sign Michel Bastos on loan and will only let him leave on a permanent basis - they are said to want no less than £7 million for the winger.
5.25pm - Pablo Hernandez to Swansea City is complete for a fee of £5.5 million after the player passed his medical and agreed personal terms. Mathew Nash asks whether it is the best signing of the summer?
5.20pm - Nicklas Bendtner has completed his loan switch to Juventus, 40 minutes ahead of the 6pm Italian deadline. Quite a comedown for the Turin club who originally wanted Robin van Persie.
Meanwhile Di Davidson-Amadi takes a look at Liverpool's transfer activity so far, and what might be to come.
5.15pm - Southampton boss Nigel Adkins says he is still hopeful of completing a sensational swoop for Gaston Ramirez in time for deadline. If he is signed, it won't be in time to face Manchester United on Sunday as the midday deadline for clubs to register their squads for the weekend has now passed.
5.05pm - Aston Villa are hoping to make another signing from the Football League. This time it is 22-year-old Crewe Alexandra captain Ashley Westwood. SkySports confirm the clubs are currently in talks.
4.55pm - Pablo Hernandez is at Swansea City, the deal to bring the Spaniard is almost complete, subject to a medical.
4.50pm - Here is a look at 10 facts about Aston Villa signing Joe Bennett, who signed 48 hours ago, as compiled by Mathew Nash.
4.40pm - The day's big question, where will Michael Owen end up? Is no closer to being answered. We are beginning to think his Tweet that he would be heavily involved in deadline day was simply wishful thinking. Prove us wrong Michael...
4.25pm - Yossi Benayoun is now being linked with a move back to former club Liverpool. No progress yet, but he is expected to leave Chelsea before the transfer window closes.
4.20pm - SkySports are reporting the Moutinho to Spurs deal has hit a hitch over personal terms and is at risk of not happening. Tottenham fans can take heart from Mikel Arteta and Arsenal, where the same happened around this time of day on last year's deadline day, but the Gunners were able to turn it around in time for deadline. The worrying news is that it could allow another club in now it is knowledge Moutinho is available...
4.10pm - Martin Jol has described Dimitar Berbatov as the biggest signing in Fulham's history, adding he is 'very happy man' after the £4 million signing.
4.05pm - In case you had forgotten, there are some Premier League games on this weekend, nine of them. Here are writer Di Davidson-Amadi's predictions.
3.50pm - Hugo Lloris has arrived at the Spurs Lodge to discuss personal terms with Tottenham and undergo a medical. A fee has been agreed for the goalkeeper with Lyon.
Their third deal of the day after Richard Wright and Scott Sinclair, Manchester City have confirmed they have signed Maicon. Moves for Benfica's Javi Garcia, and for Fiorentina defender Nastasic are also expected to be finalised later this evening.
Meanwhile Rennes have insisted Arsenal and Tottenham target Yann M'Vila will not be leaving the club this transfer window.
3.30pm - Manchester City have completed the signing of veteran goalkeeper Richard Wright.
3.25pm - Fulham have completed the signing of Dimitar Berbatov from Manchester United and also agreed a fee with Lyon for Brazilian Michel Bastos.
3.15pm - Sky Sports sources understand that Tottenham's move for goalkeeper Hugo Lloris is not close to being complete.
3.10pm - Southampton manager Nigel Adkins has said the club are "very very close" to signing Gaston Ramirez from Bologna.
3pm - Rafael van der Vaart's move from Tottenham to Hamburg is complete. Eight hours until the transfer window closes.
2.50pm - Fulham are close to making another signing, the latest being Iranian winger Ashkan Dejagah from Wolfsburg, who is undergoing a medical.
2.45pm - Swansea City are reported to be in talks with Crystal Palace to sign highly rated attacker Wilfried Zaha.
Meanwhile Brendan Rodgers has been having his say on Liverpool's transfer options, and was coy over an arrival for Clint Dempsey, simply saying "We'll have to wait and see," and even refused to rule out an attempt to sign Theo Walcott from Arsenal.
2.35pm - Deadline day may be all excitement for supporters, but what about the players, and their families who they potentially have to uproot at late notice. Here's a look at the hidden effect of deadline day, taking a look at Stephen Warnock - who is still hoping to secure a move away from Villa Park.
2.30pm - Tottenham have confirmed the sale of Gio dos Santos to Mallorca, while SkySports add the Javi Garcia deal could cost City £24 million.
2.25pm - Portuguese news outlet A Bola is reporting Manchester City's pursuit of Spanish Benfica midfielder Javi Garcia is a done deal, subject to medical. Another done deal is Bryan Oviedo to Everton, after his work permit hearing was approved.
2.10pm - Roque Santa Cruz is having a medical at Malaga as he prepares to leave Manchester City, while Stoke are looking at a deal for Blackburn's Steven N'Zonzi. Stoke also made an enquiry for Liverpool's Jordan Henderson but that is believed to have been rejected.
1.55pm - Another player leaving North London, at long last is Mexican Giovani dos Santos who will move from Spurs to Real Mallorca, signing a four-year-deal.
1.50pm - Arsenal have let another striker go, Korean forward Park Chu-Young, who has been loaned to Celta Vigo in Spain for the season.
1.40pm - It's all going on, Manchester City have completed their move to sign Maicon, according to his former club Inter Milan.
1.35pm - Want to take a look back on last season's deadline day deals? Here are the top five, including Stoke City, Arsenal, Fulham, and Tottenham.
1.30pm - Spurs have also agreed a £22 million fee with Porto for midfielder Joao Moutinho, SkySports have confirmed.
1.20pm - Reports from France claim Lyon and Tottenham have agreed a fee for goalkeeper Hugo Lloris.
1.15pm - Jermaine Jenas' move to Sunderland is now off, report SkySports, but Danny Rose's loan move is complete.
1.10pm - West Ham were negotiating with Chelsea over a loan for Yossi Benayoun, but the deal has fallen through, with clubs and players unable to agree on wages and respective contributions towards them.
1pm - Fulham are reported to have agreed a fee for Ghanaian midfielder Derek Boateng from FC Dnipro, while QPR target Stephane M'Bia claims his deal to move from Marseille is almost done, and he is on his way to London to complete the transfer. We'll let you know when these deals are finalised.
12.50pm - Stoke City have confirmed the signing of Charlie Adam for £4 million from Liverpool on a four-year-deal.
12.35pm - There was a lot of talk 48 hours ago about Theo Walcott leaving Arsenal. Presently that does not look like happening, and Arsenal fan Steven Altman writes why keeping the winger can be a turning point for the Gunners.
12.25pm - SkySports report Tottenham have agreed a fee for Porto midfielder Joao Moutinho. More details as they come in.
12.20pm - Scott Sinclair has sealed his move to Manchester City, and has said he cannot wait to feature against Real Madrid in the Champions League. He will wear the number 11 shirt.
12.15pm - Aston Villa fresh from being turned down by Clint Dempsey, are concentrating on bringing in Genk striker Christian Benteke even after apparently giving up on the deal yesterday.
12.05pm - Let us now raise the possibility of Liverpool allowing Jose Enrique to return to Newcastle. The defender could play second fiddle at left-back to Stewart Downing, and Newcastle defender Ryan Taylor suffered an injury last night in the Europa League. The Reds need to find cash to spend on Clint Dempsey, so you never know...
12pm - Tottenham signed Bruno Uvini on a three-month trial in February, but decided not to pursue the young Brazilian defender. He has today signed for Serie A club Napoli.
11.50am - Deals are taking place around Europe, Mathew Nash presents a review of all the transfer action currently taking place, including Gregory van der Wiel and Javier Saviola.
11.45am - The BBC claim that Arsenal will make no major moves before deadline.
11.40am - Fulham have announced the signing of Kieran Richardson from Sunderland on a three-year-deal for an undisclosed fee.
11.35am - Believe it or not, the transfer window is not everybody's cup of tea, with both Andre Villas-Boas and Martin Jol suggesting it at least needs to be moved. Writer Rob Critchley asks whether it is time to scrap it.
TalkSPORT are reporting QPR could be set to make another deal, with Mexican striker Aldo de Nigris a £4 million target.
11.30am - Manchester United have confirmed some activity, but don't get over-excited. They have allowed youngsters Luke Giverin and Gyliano van Velzen to move to Royal Antwerp on loan until January.
11.25am - Jerson Cabral will not be signing for Swansea City. The Dutch winger will move to Twente from Feyenoord.
11.20am - Birmingham City striker Nikola Zigic is on the verge of moving to Spanish Club Real Mallorca.
11.10am - Italian veteran and Juventus legend Alessandro Del Piero has completed a move to Australian side FC Sydney.
11am - Nigel de Jong has completed his deal from Manchester City to AC Milan. City are now expected to step up their pursuit of midfielder Javi Garcia from Benfica.
Here is a look at some of the deadwood Arsenal would like to shift before the deadline in an article published last week on HITC Sport. Of these 10 only Henri Lansbury has departed so far.
As it is the European Super Cup tonight, featuring Chelsea and Atletico Madrid, Mathew Nash takes a look at a tale of two Chelsea goalkeepers, Petr Cech and Thibaut Courtois.
10.55am - SkySports report bad news for Villa fans, Clint Dempsey wants to go to Liverpool and has turned down their advances.
10.50am - Paul Lambert has confirmed the signing of Chesterfield striker Jordan Bowery from Chesterfield for £500,000.
10.45am - Journalist John Cross of the Mirror claims that Birmingham City's Jack Butland is a back-up option for Tottenham if their pursuit of Lyon's Hugo Lloris is unsuccessful.
10.40am - If you would like to take a trip down memory lane, HITC writer Connor Jipps takes a look at seven surprising deadline days deals of the years gone by. Jay Spearing's season long loan move to Bolton from Liverpool is also now complete.
10.35am - Former Liverpool midfielder, and deadline day favourite Ryan Babel has been released by German club Hoffenheim. Surely a return to the Premier League is not on the horizon?
Manchester City boss Roberto Mancini says he expects to make three signings today. Those are likely to be Nastasic from Fiorentina, Maicon from Inter Milan, and the third is expected to be Javi Garcia from Benfica - And that is in addition to Scott Sinclair and Richard Wright.
10.30am - SkySports now claim Sunderland and Spurs are now in discussions over a permanent deal for Jermaine Jenas. Swansea have sold midfielder Andrea Orlandi to Brighton.
Meanwhile, Is a big surprise lurking at Manchester United? Here's our take on it.
10.25am - Sunderland and Tottenham have agreed a deal for the season-long loan of Danny Rose to the Black Cats.
10.15am - Two completed deals, Everton have confirmed a deal for Costa Rican left-back Bryan Oviedo, and Chelsea have loaned out Eden Hazard's brother, Thorgan Hazard, to Belgian club Belgian club SV Zulte Waregem.
10.10am - Joe Cole is another who could leave Liverpool today. Writer Jake Lane has compiled a list of seven possible options open to him. Meanwhile Hamburg have confirmed Rafael van der Vaart is on his way to the club to complete a move to the Bundesliga side.
10.05am - QPR have been one of the busiest clubs this summer, here is a look at their summer deals so far.
10am - The Times claim Liverpool had tried to usher Jordan Henderson out the door in a swap/loan deal for Dempsey, but the player rejected the chance to leave Anfield, putting the Reds back to square one.
9.55am - It is being reported by the BBC that Aston Villa have had a bid accepted for Clint Dempsey by Fulham. Villa are also close to signing striker Jordan Bowery from Chesterfield.
9.50am - QPR have made another signing. It is Portsmouth teenager Sam Magri, and Portsmouth themselves give confirmation on their website.
9.45am - Rafael van der Vaart turned up early to training at Tottenham, and left before it started. He is off to have a medical at Hamburg, with German paper Bild claiming a deal is done and a three-year-deal has been agreed. Meanwhile Sir Alex Ferguson claims Tottenham could even go back in for Berbatov, even though a deal with Fulham is close.
9.40am - SkySports claim Swansea are looking to sign Jerson Cabral, a 21-year-old Dutch winger from Feyenoord for just £1 million. Here is a look at five 'big' stories to watch today - including Daniel Sturridge and Clint Dempsey.
9.35am - Sam Allardyce talking about Andy Carroll's loan move, said that the striker took 'a lot of convincing to leave Liverpool' but felt he was left with no option. He will be in the West Ham squad to play at home to Fulham tomorrow. Liverpool fan and HITC writer Mal James has heavily criticised Liverpool's transfer deals.
9.20am - There are also a number of free agents still in the market, notably including Michael Owen, who says his priority is to remain in the Premier League, despite offers from abroad.
9.15am - Nigel de Jong is in Italy to discuss terms with AC Milan. Are City making a mistake by letting him go?
9.10am - Let's discuss one of the biggest remaining transfer sagas of the summer. Clint Dempsey. The attacker is desperate to leave Fulham, but a route to Liverpool has so far been blocked. Sunderland are keen, but Martin Jol said he wants to play for a Champions League club, or one challenging for a spot. Rumour has this morning linked Arsenal with a part-exchange deal involving Andrey Arshavin, we'll see how that one pans out.
8.55am - Charlie Adam is at Stoke to undergo a medical - Which will be of welcome news to Liverpool fans who want to see the back of him, in a deal which could cost around £5 million. Jay Spearing will complete a loan move to Championship side Bolton.
8.45am - Welcome to Deadline Day Live- It could be a memorable one, or it could turn out to be a damp squib, either way we will be following it until it closes. Here is a look at some of the bigger deals concluded yesterday, and there were some big ones.
- Andy Carroll - Liverpool to West Ham, on loan
- Jordan Rhodes - Huddersfield to Blackburn, £8 million
- Maya Yoshida - VVV Venlo to Southampton, £2 million
- Esteban Granero - Real Madrid to QPR, £9 million.
Deals for Pablo Hernandez to Swansea, Maicon and Scott Sinclair to Manchester City, M'Bia to QPR, Kieran Richardson and Dimitar Berbatov to Fulham, and Nicklas Bendtner to Juventus are all expected to be concluded later on today.
Which deals are you hoping will happen for your club today?