Canopy Growth said the cancellation will save it $2.9 million annually over the remaining two years of the arrangement. When the deal closes, Canopy Growth will give back its nearly 36.5 million class-B multiple voting shares and 15.2 million class-A subordinate voting shares in Canopy Rivers. The deal is subject to approval by a two-thirds majority vote by holders of Canopy Rivers. Canopy Growth stock fell over 1 per cent Monday on the TSX.