Everton signed Jesper Lindstrøm from Napoli.

Jesper Lindstrøm, is a Danish professional footballer who plays as an attacking midfielder for Premier League club Everton and the Denmark national team.

Chelsea signed Renato Veiga from FC Basel.

Renato Palma Veiga is a Portuguese professional footballer who plays for Premier League club Chelsea.

Lyon signed Georges Mikautadze from Metz.

Georges Mikautadze is a Georgian professional footballer who plays as a forward for Ligue 1 club Lyon and the Georgia national team.

Bayer Leverkusen signed Martin Terrier from Rennes.

Martin Albert Frédéric Terrier is a French professional footballer who plays as winger or forward for Bundesliga club Bayer Leverkusen.

Borussia Dortmund signed Serhou Guirassy from Stuttgart.

Serhou Yadaly Guirassy is a professional footballer who plays as a striker for Bundesliga club Borussia Dortmund and the Guinea national team.

Marseille signed Mason Greenwood from Manchester United.

Mason Will John Greenwood is an English professional footballer who plays as a forward for Ligue 1 club Marseille.

Southampton signed Yukinari Sugawara from AZ Alkmaar.

Yukinari Sugawara is a Japanese professional footballer who plays as a right-back for Premier League club Southampton and the Japan national team.

Al-Ittihad signed Houssem Aouar from Roma.

Houssem-Eddine Chaâbane Aouar is a professional footballer who plays as a midfielder for Saudi Pro League club Al-Ittihad and the Algeria national team.

Manchester United signed Leny Yoro from Lille.

Leny Olivier Yoro is a French professional footballer who plays as a centre-back for Premier League club Manchester United.

Manchester United signed Manuel Ugarte from Paris Saint-Germain.

Manuel Ugarte Ribeiro is a Uruguayan professional footballer who plays primarily as a defensive midfielder for Premier League club Manchester United and the Uruguay national team.