Juventus have completed the signing of Netherlands centre-back Matthijs de Ligt on a five-year deal from Ajax.
West Ham have signed French striker Sebastien Haller from Eintracht Frankfurt on a five-year deal for a club-record fee.
Bournemouth goalkeeper Mark Travers has signed a new long-term contract with the club.
Striker Joselu has completed a permanent move from Newcastle to Alaves.
Valencia have reached an agreement with Celta Vigo for Uruguay striker Maxi Gomez.
Fulham have signed Martell Taylor-Crossdale following the expiry of his Chelsea contract.
Blackburn have completed the signing of striker Sam Gallagher from Southampton on a four-year deal.
Rangers have completed the signing of Sweden defender Filip Helander from Serie A side Bologna on a four-year contract.
Conor Hourihane has signed a contract extension with Premier League newcomers Aston Villa.
Bournemouth striker Callum Wilson has signed a new four-year contract.
Aston Villa have completed the £12m signing of England U21 defender Ezri Konsa from Brentford.
Burnley have completed the £10m signing of striker Jay Rodriguez from West Brom.
Brentford have completed the signing of defender Pontus Jansson from Leeds for an undisclosed fee.
Leicester City have confirmed the signing of Youri Tielemans from Monaco for a club-record £35m on a four-year deal.
West Ham have completed the sale of Marko Arnautovic to Shanghai SIPG.
Ander Herrera has signed for Paris Saint-Germain on a five-year deal after leaving Manchester United.
Gianluigi Buffon has completed his return to Juventus from Paris Saint-Germain, signing a one-year deal in Turin.
Leicester have signed Ayoze Perez on a four-year contract from Newcastle for a £30m fee.
Manchester City have signed midfielder Rodri from Atletico Madrid after paying his £62.5m release clause.
Celtic have completed the signing of Boli Bolingoli-Mbombo on a four-year deal from Rapid Vienna.
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