READ MORE: Shoppers Drug Mart to shrink hours at 24-hour stores in Winnipeg Affected stores in Alberta that will be operating 8 a.m. until midnight are below: Mcknight Village, Calgary ...

When Loblaw acquired Shoppers Drug Mart, the drugstore chain had annual revenue of $10.78 billion, 39% gross margins, and $881 million (8.2% margin) in operating income.