Guido Mieth/DigitalVision via Getty Images Every so often, it makes sense to revisit the companies that we are bullish or bearish on. It's good to see how things are going and to see whether or not the picture has changed. Sometimes, new information will present itself that makes us change our opinion. Other times, we will be able to reaffirm our own thoughts on the matter. Regardless of how our opinions change, the stock price almost certainly will. Ideally, it will be moving in the direction that we want. ...