Simple answer is no. I can get 8 on mine if I arrange things right and use the lid of my weber kettle.
Now you could do 12 butts if you had 2 drums and did 6 on each. That would be a much easier feat.
18" OTS, 22" OTG, SJ Silver, Cimarron Offset, Coleman Bullet, PBC, UDS, QMaster ATC