Manchester United languish 14th in the standings on 19 points, their worst placing to end a calendar year since they were 15th in 1989.
He becomes PSG's latest signing following the arrival of Morocco defender Achraf Hakimi from Serie A side Inter Milan on a five-year deal.
Manchester City have agreed to sign Netherlands midfielder Nigel de Jong from Hamburg SV pending personal terms, the German club said on Monday.
With the transfer season having ended on Monday, here's a look at the top 10 buys in the market.
The English Premier League again provided the late-night drama at the end of the transfer window on Monday with Dimitar Berbatov and Robinho joining Manchester United and Manchester City respectively.
France international striker Antoine Griezmann has reached an agreement with Manchester United over a transfer from Atletico Madrid at the end of the season, Yahoo Sport has reported.
Guardiola said City had plenty of options, with Gabriel Jesus the only main striker fit and ready but Ilkay Gundogan and Raheem Sterling are able to slot into the role.
;You will have setbacks. We beat Arsenal, we beat Liverpool. On Sunday, we had a bad day at the office. City were better, we have to accept that. But we can't accept our unacceptable performance. So thank you for the lesson, Pep and City. We have to understand, we have to do things much better.'
Chelsea may still take their case to the Court of Arbitration for Sport, as other clubs have done in the past.
Lionel Messi, who is Barcelona's all-time top scorer with 634 goals in 731 games, is expected to spend three seasons at Manchester City before moving to CFG's Major League Soccer franchise New York City FC.
It rains hard and often and is a far cry from the beaches of Barcelona, yet Argentina striker Sergio Aguero believes world player of the year Lionel Messi would find Manchester to his liking. Manchester City striker Aguero said he had extolled the virtues of England's north-west city to his compatriot and Barcelona forward who is the most valuable player in the game. Messi, 28, has expressed no desire to leave Barca, where he is contracted to until 2019, but Abu-Dhabi owned Manchester City, backed by the billions of Sheikh Mansour, are one of the few clubs who could afford to buy him. "He already knows there's no beach!," Aguero, who has scored 120 goals in 185 appearances during his four-and-a-half years at the Etihad, told Sky Sports. "We play every three days so we just eat, rest between games -- so the weather is not really that important.
Everton have rejected a formal transfer request from England defender Joleon Lescott, the English Premier League club said on Tuesday. The 26-year-old's written request follows Everton's decision to turn down two bids from league rivals Manchester City, the last coming on July 30 for 18 million pounds ($29.71 million).
Manchester United manager Ole Gunnar Solskjaer is eager to build his team around midfielder Paul Pogba despite media speculation linking the French World Cup winner with a move away from Old Trafford.
English Premier League clubs spent some 485 million pounds ($789 million) in the summer transfer window, a 33 percent rise on last year, according to analysis published by advisory firm Deloitte on Thursday.
Fees paid by Premier League clubs passed one billion pounds for the first time, according to financial analysts Deloitte. That was inflated by the world record 89 million pounds ($115.98 million) that Manchester United paid Juventus for France midfielder Paul Pogba.
The Argentine joined Barca on a free transfer during the close season, but made only five appearances in all competitions due to a calf injury and his cardiac issues, scoring once in a 2-1 home defeat by Real Madrid.
English football clubs splurged on the final day of the transfer window, laying out 210 million pounds to take total gross spending to a record-high 1.4 billion pounds as the Premier League again flexed its unrivalled financial muscles.
Manchester City manager Pep Guardiola congratulated local rivals Manchester United on securing the services of striker Alexis Sanchez from Arsenal even though the Chilean international has not formally completed his transfer.
Former England forward Trevor Francis, Britain's first one million pound ($1.28 million) player, has died at the age of 69 after suffering a heart attack, his family said on Monday.
Manchester City's Yaya Toure has reportedly been preparing to leave the Etihad Stadium this summer as the midfielder is yet to be told about his future under Pep Guardiola.
UEFA announced in a statement that City had committed "serious breaches" of the rules while the Premier League club swiftly said on their website that they will appeal the decision to the Lausanne-based Court of Arbitration for Sport (CAS).
Among other transfer news globally, defender Rahul Bheke joins Mumbai City FC while Locatelli completes Juventus move.
Mauricio Pochettino has left his job as Chelsea manager by mutual consent, the Premier League side announced on Tuesday.
Wales forward Craig Bellamy completed his transfer from West Ham United to Manchester City on Monday after the London club turned down an offer from Tottenham Hotspur.
Manchester City suffered a double dose of Brazilian blues when striker Robinho walked out on a training camp in Tenerife following their failure to sign his compatriot Kaka.
List of major transfers in the top Premier League ahead of the 2019-20 season (all transfer fees as reported by British media):
Alex Ferguson may have been stripped of his Manchester United ambassadorial role last week but his legacy as manager remains a stifling cloud for those following in his footsteps, with Erik ten Hag the latest to be jettisoned after failing to measure up.
Barcelona have agreed a transfer fee with Liverpool for Javier Mascherano and the Argentine midfielder is expected in Spain for a medical this weekend, the clubs said on Friday.
Manchester City and Paris St Germain, two of the newly rich clubs in European soccer, have been fined up to 60 million euros ($82.23 million) and had their squads capped for next season's Champions League after breaching UEFA's financial rules.
Liam Delap, the son of former Stoke City defender Rory, scored the opener for Pep Guardiola's side in the 2-1 win at the Etihad Stadium
"I want to reach the highest level possible as a player and I think the most important thing is that at the end of the season we can be happy and maybe have some titles," playmaker De Bruyne told the City website (www.mcfc.co.uk).
'I cannot wait to play at Old Trafford in front of a full stadium and see all the fans again.'
West Bromwich Albion have bolstered their defensive ranks by signing centre half Jonny Evans from Manchester United on a four-year deal.
Billions of dollars, pounds and euros may have been lost in the global financial crisis, but most of Europe's leading soccer clubs are still poised to spend big when the winter transfer window opens on New Year's Day. Manchester City have been linked with more than 50 players in the build-up to January 1 including Thierry Henry and Lionel Messi of Barcelona, Kolo Toure of Arsenal and Roque Santa Cruz of Blackburn Rovers.
Records tumbled in the transfer window as Premier League spending totalled 1.165 billion pounds ($1.54 billion), financial analyst Deloitte's Sports Business Group said on Thursday. The outlay represents a 34 percent rise on the previous highest in all windows of 870 million pounds set 12 months ago and means the overall spend by clubs in 2016-17 already represents a record for a single Premier League season.
Manchester City have signed French central defender Aymeric Laporte from Spanish club Athletic Bilbao, the Premier League leaders said on Tuesday.
Norwich sign Williams on loan from Manchester United.
Barcelona can no longer afford to shell out huge sums in transfer fees for top players like Erling Haaland and Kylian Mbappe, coach Xavi Hernandez said.
Manchester should brace itself for some fascinating local derbies if Jose Mourinho joins United, midfielder Bastian Schweinsteiger said on Wednesday. The Germany international declined to comment on reports that the former Chelsea and Real Madrid manager had agreed terms with United to succeed the sacked Louis van Gaal. However, he said every player would want to work under the Portuguese coach who will go head-to-head with Pep Guardiola who has already agreed to join rivals Manchester City.
Manchester United dominated Europe's transfer activity as the transfer deadline window slammed shut on Monday, manager Louis van Gaal taking his summer spending spree to more than 150 million pounds.