 Vezenkov had originally planned to enter the 2015 NBA draft, but later withdrew his name from it before the deadline that was set for international players back in June.On 31 July 2015, Vezenkov signed a four-year deal (with the 4th year being optional) worth €2 million net income, with the Spanish ACB League club FC Barcelona.FC Barcelona also paid a €315,000 buyout fee to Vezenkov's former club, Aris.