Career
Standing at 2.11 m (6 ft 11 in), he plays at the center position. He played collegiate basketball for Stanford University. After going undrafted in the 2015 National Basketball Association draft, Nastić played with the Golden State Warriors and the San Antonio Spurs in the 2015 National Basketball Association Summer League.
On July 29, 2015, Bosnian club Igokea announced that they have signed Nastić, after which the player denied that he has signed a contract with them.
On August 12, 2015, he signed a three-year contract with Crvena zvezda.
