The transfer window will open for 10 weeks, starting on the 27th of July 2020 and ending on the 5th of October 2020 in most countries in Europe.
Newcastle United have signed Irish midfielder Jeff Hendrick on a free transfer from Burnley.
Norwich City have signed striker Jordan Hugill for an undisclosed fee from West Ham United.
Fenerbahce have signed winger Sinan Gumus on a free transfer from Genoa.
Deportivo Alaves have re-signed Brazilian striker Deyverson on a season-long loan from Palmeiras.
Leicester City midfielder Nampalys Mendy has signed a new two-year contract with the club.
Derby County have signed Scottish goalkeeper David Marshall from Wigan Athletic for an undisclosed fee.
Newcastle midfielder Matty Longstaff has signed a new two-year contract with the club.
Sheffield United defender John Egan has extended his stay at the club until 2024.
Olympiacos have signed striker Ahmed Hassan on a permanent deal from SC Braga for €2-million.
Sporting CP have signed winger Nuno Santos from Rio Ave for an undisclosedfee, with Francisco Geraldes and Gelson Dala going the other way, both for undisclosed fees.
Real Zaragoza have signed former Newcastle United midfielder Haris Vuckic from FC Twente on a free transfer.
Brighton captain Lewis Dunk has signed a new deal at the club, keeping him at the AMEX Stadium until 2025.
Goztepe have signed former West Brom striker Brown Ideye from Aris Saloniki on a free transfer.
Vitesse have signed Albanian forward Armando Broja from Chelsea on a season-long loan.
Hamburger SV have signed German striker Simon Terodde from FC Köln on a free transfer.
FC Twente have signed right-back Tyronne Ebuehi from SL Benfica on a season-long loan.