Athletic winger Williams is being linked with Barcelona and several Premier League clubs as he stars for Spain at the Euros.
Advertisement
Advertisement
But Llorente told El Larguero: "The clause that Nico has (€58m) means almost nothing for the best teams. Everything will depend on what he wants.
"Having his brother as a reference for him is very important for him. I think he will stay at Athletic."
Llorente also said: “The Eurocup gives you a lot of visibility and Nico is a real danger every time he catches the ball."