Stam said: "I think saying you want to leave is the easy way out because it’s been a tough period and he’s faced a lot of criticism for his performances, but we haven’t seen enough fight on the pitch.
“I think if he was showing that then there would be a different mood towards him and more credit being paid to him. Maybe it would be good for both him and the club for him to move on, but I would’ve liked to have seen him give everything for the club.”