According to a source close to Kostic, the 6-foot-9 center has decided to re-open his recruitment.
Kostic is known as a skilled center who is at his best operating in the high post area. He isn't the most athletic player, but Kostic has a good basketball IQ and a nice feel for the game.
Before picking Northwestern, Kostic also held significant interest from Valparaiso. At this point he is said to be wide open in his recruitment.
Currently Kostic is considered a two-star prospect.