Post Malone is set to sell close to 400,000 copies it's first week beating J Cole's KOD and Cardi B's Invasion of Privacy. Post Malone caused some controversy earlier this year but it didn't seem to have an effect on his fan base at all. Not only will he be the biggest seller for 2018 so far he's already been certified platinum. How many will he sell? Post Malone first week sales numbers.