Napoli concede Balzaretti battle to Roma
Napoli were also being linked with the Italy defender this summer.
"If I am going to sign someone who is nearly 31 years old, then I have to make him play, otherwise it's a pointless investment," Napoli patron De Laurentiis told Radio Marte.
"He didn't want to come to Napoli. I would not have been unhappy to have him, but he would've created problems for the balance of the group.