The transfer window has only been officially open for two weeks, but there have already been a lot of big-money moves – here are the 10 most expensive deals so far.
Tired of reading? Click through the gallery to see the 10 biggest deals of this window so far.
Chinese Super League clubs are once again spending money like crazy, and it doesn't even surprise anyone that the most expensive transfer of this window so far is Hulk's €55 million (R876 million) move from Zenit St Petersburg to Shanghai SIPG.
Arsene Wenger is usually not known for splashing the cash, but his €45 million (R716 million) acquisition of Granit Xhaka from Borussia Monchengladbach is the second biggest deal to date.
Jose Mourinho has already landed three of his transfer targets, with the €42 million (R669 million) spent on Henrikh Mkhitaryan from Borussia Dortmund to Old Trafford ranking as the third biggest deal so far.
Somewhat surprisingly, Roma have been the highest-spending club so far, having paid about €93.9 million (R1.5 billion) for the likes of Edin Dzeko, Mohamed Salah and Stephan El Shaarawy, among others.
Read: Italy Striker Joins Top 10 Highest Earners
Mourinho's United are the second biggest spenders after paying a combined €80 million (R1.3 billion) for Mkhitaryan and Eric Bailly, while Bayern Munich follow in third spot with a €73 million (R1.2 billion) outlay for Mats Hummels and Renato Sanches.
Click through the gallery to see the 10 most expensive transfers so far, and let us which other big-money deals you would like to see!
