The talented attacker has seen his stock rise significantly in the past few months.
Per the Telegraph, the former Bayern Munich star could be Arsenal bound in the winter or summer.
Bologna's sporting director Marco Di Vaio stated to La Gazzetta dello Sport recently: "How many phone calls have we received? None. And we wouldn't answer anyway!
"Joshua is a nine-and-a-half (position), yes, but he doesn't resemble anyone. He's a unique player. The release clause? It is valid only for Bayern (Munich).
"For the other clubs the price is open but our top players will not move in January."
