The 2025 summer transfer window didn’t close, but we have already seen a few massive transfers. These transfers will definitely have a huge impact on the teams’ performance in the upcoming national and international championships.
Top clubs are among the leaders in completed transfers, which demonstrates their intention to prepare for the new season. Bookmakers like GGBet are now discussing the potential champions. Let’s take a look at the biggest transfers so far.
Alex Baena
From: Villarreal
To: Atletico Madrid
Fee: $52 million
Alex Baena now plays as a left winger or attacking midfielder for La Liga club Atlético Madrid. This transfer was his first major career change beyond Villarreal. The five-year deal brings Baena to the Spanish capital with massive growth opportunities. The left winger is known for his creative playmaking and technical skills, especially when it comes to passing and dribbling abilities.
Jamie Gittens
From: Borussia Dortmund
To: Chelsea
Fee: $65 million
Jamie Gittens now plays as a winger for Premier League club Chelsea. He started his youth football career at Chelsea, and he is now back to his origins.
🚨💙 BREAKING: Jamie Bynoe-Gittens to Chelsea, here we go! Deal agreed club to club with Borussia Dortmund.
Contract until June 2032 for JBW who always wanted Chelsea.
Understand medical will take place TONIGHT for Jamie. 🩺🏴
BVB accepted last bid, as @FabriceHawkins reports. pic.twitter.com/eIH4GWFmzr
— Fabrizio Romano (@FabrizioRomano) June 28, 2025
Gittens has signed a seven-year contract. The deal can go as high as $70 million with add-ons. This demonstrates Chelsea’s long-term interest in the winger.
Dean Huijsen
From: Bournemouth
To: Real Madrid
Fee: $67 million
Dean Huijsen now plays as a centre-back for La Liga club Real Madrid. Born in the Netherlands, he plays for the Spain national team. After joining Bournemouth for just $10 million last summer, he impressed the managers of top clubs who rushed to sign the young talent. Huijsen has already joined Real Madrid, which triggered his release clause. This return to Spain heralds big expectations for the young defender.
Mateo Retegui
From: Atalanta
To: Al-Qadsiah
Fee: $75.6 million
Mateo Retegui now plays as a striker for Saudi Pro League club Al-Qadsiah. He can be effective enough when he attacks rivals, which proves his excellent vision and focus on different spots at the same time. He also possesses the necessary body coordination when receiving and making passes, which allows him to turn quickly and aim for a shot. Retegui decided to accept a generous deal in Saudi Arabia. Reportedly earning €16m per year, he’s expected to remain in Italy’s national team.
Luis Diaz
From: Liverpool
To: Bayern Munich
Fee: $88 million
Luis Diaz now plays as a left winger for Bundesliga club Bayern Munich. With this deal, Bayern broke the transfer record in the Bundesliga. Diaz is widely praised for his strong presence on the field. He promises to share his extensive experience with the team’s attacks. Vincent Kompany describes Luis Diaz as the team’s most advanced player, both physically and mentally.
James Trafford moved to Manchester City, Ardon Jashari to AC Milan, and Franco Mastantuono to Real Madrid. These transfers also demonstrate just how financially transformative the summer window has been. From La Liga to the Saudi Pro League, each move brings new intrigue ahead of the 2025/26 season. Football fans are already excited to see how recent transfers will impact the performances of their favourite teams.