Citron Research

Shares of Ottawa-based Shopify took a hit to start the week as a familiar foe attempted to ensnare the e-commerce giant in the recent Fac
Even though it was Halloween, Shopify CEO Tobi Lütke was not spooked by a “short-selling troll” as he defended the firm against what he called “preposterous claims” during its quarterly earnings ca
Shopify's (TSX:SHOP) stock plunged for a second day before recovering most of Thursday's losses,
Citron Research, an online stock commentary website whose reports have previously moved the direction of shares for the likes of Valeant and BlackBerry, claims the Ottawa-based firm's business model…