Al Hilal signed Neymar from Paris Saint-Germain.

Neymar da Silva Santos Júnior, known as Neymar Júnior or mononymously as Neymar, is a Brazilian professional footballer who plays as a forward for Saudi Pro League club Al Hilal and the Brazil national team.

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Chelsea signed Moises Caicedo from Brighton.

Moisés Isaac Caicedo Corozo is an Ecuadorian professional footballer who currently plays as a defensive midfielder for Premier League club Chelsea and the Spain national team.

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Arsenal signed David Raya from Brentford.

David Raya Martín is a Spanish professional footballer who plays as a goalkeeper for Premier League club Brentford and the Spain national team.

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Al-Ahli signed Franck Kessié from Barcelona.

Franck Yannick Kessié is an Ivorian professional footballer who plays as a central or defensive midfielder for Saudi Pro League club Al Ahli and the Ivory Coast national team.

Al-Ahli Saudi Football Club is a Saudi Arabian professional football club based in Jeddah, that competes in the Saudi Pro League.

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Chelsea signed Robert Sánchez from Brighton.

Robert Lynch Sánchez is a Spanish professional footballer who plays as a goalkeeper for Premier League club Chelsea and the Spain national team.

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Tottenham signed Micky van de Ven from Wolfsburg

Micky van de Ven is a Dutch professional footballer who plays as a centre-back for Premier League club Tottenham Hotspur.

Chelsea Football Club is an English professional football club based in Fulham, West London. Founded in 1905, they play their home games at Stamford Bridge.

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Tottenham signed Alejo Véliz from Rosario Central.

Tottenham Hotspur Football Club, commonly referred to as simply Tottenham or Spurs, is a professional football club based in Tottenham, London, England.

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Paris Saint-Germain signed Ousmane Dembélé from Barcelona.

Masour Ousmane Dembélé is a French professional footballer who plays as a winger for La Liga club Barcelona and the France national team.

Paris Saint-Germain Football Club, commonly referred to as Paris Saint-Germain, Paris, Paris SG or simply PSG is a professional football club based in Paris, France.

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Al Nassr signed Sadio Mané from Bayern Munich.

Sadio Mané is a Senegalese professional footballer as a forward for Saudi Professional League club Al Nassr and the Senegal national team.

Al Nassr Football Club is a Saudi Arabian professional football club based in Riyadh. Formed in 1955, the club plays its home games at the Al-Awwal Park.

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Chelsea signed Axel Disasi from Monaco.

Axel Wilson Arthur Disasi Mhakinis Belho is a French professional footballer who plays as a defender for the Premier League club Chelsea and the France national team.

Chelsea Football Club is an English professional football club based in Fulham, West London. Founded in 1905, they play their home games at Stamford Bridge.

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