CommScope Holding Company shareholders are down 22% for the year, but the market itself is up 15%. Even the share prices of good stocks drop sometimes, but we want to see improvements in the fundamental metrics of a business, before getting too interested. Regrettably, last year's performance caps off a bad run, with the shareholders facing a total loss of 11% per year over five years. Generally speaking long term share price weakness can be a bad sign, though contrarian investors might want to research the stock in hope of a turnaround. It's always interesting to track share price performance over the longer term. But to understand CommScope Holding Company better, we need to consider many other factors. For example, we've discovered 2 warning signs for CommScope Holding Company that you should be aware of before investing here.