Transfer news LIVE: PSG bid for Bellerin, Partey wants Arsenal move, Gabriel confirmed, Man Utd Thiago talks

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 added Willian and are closing in on the signing of Gabriel Magalhaes, while Chelsea have added Thiago Silva and Ben Chilwell to a squad already boasting new arrivals Timo Werner and Hakim Ziyech.

Manchester United are set to sign Donny van de Beek while working on a deal for Jadon Sancho and - reportedly - Dayot Upamecano, and 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.

• Partey keen on Arsenal move if clause is met

• Man United hold Thiago talks

• Arsenal confirm Gabriel deal

• Chelsea want keeper after £90m Havertz

• Man City won't pay more than €100m for Messi

• Arsenal to re-sign Ceballos

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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.