RE:Dilutions There is none. You can go to the Canopy Growth website to look at the official press releases. The canopy USA shares are separate to the existing shares and will roll up three of their US operations under that ticker. You. Can convert your shares to Canopy USA if you like or just some, that up to you if you hold any.
Constellation Brands will be converting their shares over to Canopy USA so there are definitely advantages to do so if STZ is going for it