Juventus Turin have signed Dutch international Teun Koopmeiners from league rivals Atalanta Bergamo on a five-year deal.
According to the Italian record champions, the transfer fee for the 26-year-old midfielder amounts to 51.3 million euros. Bonus payments of up to six million euros could be added to this. Juventus already paid more than 50 million euros for Brazilian midfielder Douglas Luiz this summer.