This year, Aurora Cannabis ( ACB ) has lost 30.5% of its stock value as of Thursday. Weak fourth-quarter revenues , analysts’ downgrades, and weakness in the cannabis sector caused the stock to fall. Also, the company was trading at a discount of 65.3% from its 52-week high of 13.57 Canadian dollars and at a premium of 2.6% from its 52-week low of 4.59 Canadian dollars. So, has the stock bottomed out? Should you start to consider buying the stock?