The Red Devil’s purchase of Romelu Lukaku this summer took Mourinho passed the landmark after a 17-year career as a manager.
An analysis of the Portuguese tactician’s spending, carried out by ‘Sportsmail’, shows that Mourinho has now spent more than £1.1bn. All calculations took the pound sterling value at the time of each transaction.
Pep Guardiola is hot on the heels of Mourinho. The former Barcelona boss has spent has spent £859m, in a little over half the time.
Carlo Ancelotti is the only other manager that comes close to the colossal figures, spending £970m on transfers in his 22-year-career as a manager.