How Does the Chart Look for CenturyLink, Inc. (CTL) ? In the recent days, stock of CenturyLink, Inc. (CTL) has been startling everyone with its performance. There is a strong perception that the best way to monitor the stock performance is through keeping an eye on the stocks chart. For this stock, chart is showing rather out of the ordinary figures for the understanding of investors. In the end, it’s all about what a stock does that matters.