It's been reported Perisic has agreed personal terms with the Gunners, though Marotta insists no firm offer has been received.
He said, "Perisic? I repeat, it's difficult to keep players who don't want to stay, but no real offer has come in yet so there are no grounds [for him to leave right now].
“It's up to us to manage this situation.
"I was hoping for a very quiet transfer window. Instead, there have been very few developments and plenty of dissatisfaction."