The international transfer window for Premier League clubs closed at 23:00 BST on 5 October.
A domestic-only window, during which Premier League clubs can trade only with those in the EFL or below, will run to 17:00 BST on 16 October.
The key deals on Deadline Day:
“I watched Fulham at the start of the season and they looked like they’re playing decent football. With this Manager, I think I can get back to my best football. That’s the main thing for me, to find my form and help this team win games," he told the club's official website. More details
23:45 Fulham have completed the permanent signing of centre-back Tosin Adarabioyo from Manchester City. The 23-year-old, who came through Man City's Academy, has agreed a three-year deal with the option for a further 12 months. More details
23:15 Arsenal have announced the signing of midfielder Thomas Partey from Atletico Madrid on a long-term contract. The 27-year-old won both the UEFA Europa League and UEFA Super Cup in his time at the Spanish club.
"We’re very impressed with his attitude and his approach to the game. He’s an intelligent footballer and we’re looking forward to him integrating into our system and contributing to the progress we’re building at the moment at the club," head coach Mikel Arteta told the club's official website. More details
23:04 Arsenal have allowed central midfielder Lucas Torreira to join Atletico Madrid on a season-long loan. The Uruguayan made 63 Premier League appearances for the Gunners over the last two seasons. More details
22:44 Fulham have signed Denmark centre-back Joachim Andersen on a season-long loan from Lyon. More details
22:33 Southampton have confirmed that Theo Walcott is back at St Mary's Stadium after joining on loan from Everton. He came through Saints' Academy and joined Arsenal in January 2006 before going on to play for the Toffees.
“I will probably cry, I bet, when I first play, and it means so much. All the people that made it happen, I can’t thank them enough. Honestly, I’m so pleased," the 31-year-old told the club's official website. More details
21:58 Man Utd have confirmed that Uruguay striker Edinson Cavani has joined the club on a one-year contract. He left Paris Saint-Germain in the summer, and arrives after scoring 341 goals at club level in Europe since 2007.
"I’ve worked really hard during the time off and I feel eager to compete and represent this incredible club," Cavani told the club's official website. More details
21:31 Orjan Nyland has parted company with Aston Villa after a mutual agreement for the termination of his contract was agreed. The goalkeeper made seven Premier League appearances for the Villans in 2019/20. More details
21:05 Sofiane Boufal has left Southampton to join Angers in France's Ligue 1 on a free transfer (More details), while West Ham United's Xande Silva has joined Greek side Aris Thessaloniki on a season-long loan (More details) and Leicester City's Academy product Josh Knight has moved to Wycombe Wanderers on loan until January.
20:53 Man Utd have announced that Chris Smalling has joined Roma on a permanent basis. The centre-back, who spent 2019/20 on loan with the Italian club, won two Premier League titles in 10 years at Old Trafford. More details
20:32 West Ham and Jack Wilshere have agreed the mutual termination of the midfielder's contract at London Stadium. The 28-year-old made 16 Premier League appearances in two full seasons with the club. More details
19:26 Clubs have until 20 October to submit their updated 25-man squad list to the Premier League. This follows the closure of the domestic-only window, during which clubs can trade only with those in the EFL or below, at 17:00 BST on 16 October.
18:49 Enjoy the best Premier League goals by players from Brazil, after Man Utd confirmed the signing of left-back Alex Telles from Porto.
18:30 Young Man City goalkeeper Daniel Grimshaw has joined Belgian side Lommel SK on loan for the rest of the 2020/21 campaign.
18:04 Brazil international Alex Telles has completed a permanent transfer to Man Utd. The left-back has racked up 26 goals and 50 assists in five seasons with Porto. "To join a club with the prestige of Manchester United is a huge honour," the 27-year-old told the club's official website.
18:01 Newcastle United have made their first signing of Deadline Day, bringing in 21-year-old midfielder Rodrigo Vilca from Deportivo Municipal in his native Peru for an undisclosed fee. He will link up with the club's Under-23 side. More details
16:32 Wolverhampton Wanderers have let 21-year-old wing-back Ruben Vinagre join Olympiacos on a season-long loan deal. The Portuguese has made 35 Premier League appearances since August 2018. More details
16:20 Twenty-year-old centre-back Christoph Klarer has made a permanent move from Southampton to German side Fortuna Dusseldorf. More details
15:00 Burnley have added France youth international Anthony Gomez Mancini to their Under-23 squad, with the 19-year-old central midfielder arriving on loan from Angers with a view to a possible permanent move. More details
15:00 Arsenal's 21-year-old defender Dan Ballard, who made his senior debut for Northern Ireland last month, has joined League One side Blackpool on loan for the season. More details
14:45 Everton's new signing Ben Godfrey believes his versatility will be useful at Goodison Park.
“I can play a range of positions - centre-back, in a back three on the left or right," he told the club's official website. "I have played full-back and holding midfield.
“Whatever the manager sees fit… if he sees me going furthest in a certain position, I absolutely trust his opinion.”
14:30 With tonight's deadline drawing ever closer, clubs sometimes need extra time to conclude last-minute deals.
The deal sheet allows a club to confirm an agreement has been reached while they finish the paperwork.
09:00 Everton have signed centre-back Ben Godfrey from Norwich City, with the 22-year-old signing a five-year deal after arriving for an undisclosed fee.
The England Under-21 defender returns to the Premier League after making 30 appearances for the relegated Canaries last season, and is relishing the opportunity to play for Carlo Ancelotti.
“I am looking forward to working with the manager and I am sure he can help me reach the next level and teach me endless amounts in the game,” Godfrey told the club's official website.
Part 1: What is the deal sheet in transfers?
Part 2: How does a club begin the process of completing a player transfer?
Part 3: What is the Premier League's role in the transfer process?
Part 4: What is FIFA's Transfer Matching System?
Part 5: How does the work-permit process work for transfers?
Part 6: Rules governing the third-party ownership of players
Part 7: Is a fax machine used for transfers?
Part 8: How many loans are allowed by Premier League clubs?