Atalanta have officially bought German Denis on a permanent transfer from Udinese after he spent this season in Bergamo.
The Argentine striker had been on loan with Atalanta for the 2011-12 campaign, becoming their top scorer with 16 goals.
The loan deal included an option to buy outright, which the Orobici have now taken for an undisclosed fee.
The 30-year-old began his Serie A career at Napoli in 2008, then moved to Udinese in the summer of 2010.
Tickets for the Champions League final between Juventus and Real Madrid are still on sale with reseller Viagogo - Click to find out more