Just was reading the thread and saw your question,better late then never huh :D
Yeah,we still co-own him with Genoa,will be resolved this summer.
It's only a loan at Atalanta.
http://www.calciomercato.com/mercato/boakye-sogno-la-juve-ma-rimarrei-al-sassuolo-662162
"Juve is a dream,but i want to stay another year with Sassuolo in Serie A to grow and improve"