German Denis has completed his move to Udinese.
The former Napoli striker has been in talks with Udinese since the end of last season.
Napoli released a statement on their official website confirming the transfer had gone through.
"The Argentine striker has been sold to the Friuli club with a co-ownership agreement."
Napoli also announced that midfielder Nicolas Amodio has been loaned to Serie B newcomers Portogruaro.