Transfer news LIVE: Messi to stay at Barcelona, Havertz to Chelsea deal; Man Utd target Reguilon
Welcome to Standard Sport's rolling coverage of the summer transfer window as the speculation ramps up.
The window officially opened in July after the completion of the delayed 2019-2020 Premier League season. Clubs will now be busy tweaking their squads ahead of the new campaign, with the deadline pushed back until October 5.
Arsenal have signed Willian and Gabriel Magalhaes, while Chelsea have added Thiago Silva, Malang Sarr and Ben Chilwell to a squad already boasting new arrivals Timo Werner and Hakim Ziyech.
Manchester United have signed Donny van de Beek while working on a deal for Jadon Sancho and - reportedly - Dayot Upamecano, while Tottenham have signed Pierre-Emile Hojbjerg, Joe Hart and Matt Doherty.
Liverpool are biding their time in pursuit of Thiago Alcantara, but the biggest story is that Lionel Messi has requested to leave Barcelona.
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When does the 2020 summer transfer window close?
The window is now open for 10 weeks from July 27.
Following consultation with the EFL, a domestic-only window will be added from 5 October, closing 5pm on 16 October.
During this window, Premier League clubs will only be able to trade with EFL clubs (either loans or permanent registrations). No transfers can take place between Premier League clubs in this period.