In my experience at Best Buy, no discounted game has sold out. I noticed there were plenty of the CoDs, ACs and such games on sale, when I would go early the next day. Only console bundles tend to sell out except it wasn't the case last year.
e=mc^2
Gaming on: PS4 Pro, Switch, SNES Mini, Wii U, PC (i5-7400, GTX 1060)