Trendlines, also known as bounding lines, are lines drawn on a stock chart that connect two or more price points. Since stock prices tend to trend, trendlines that connect the highs or lows in the stock’s price history can help identify the current trend and predict what the stock price might do in the future. The Stock Market Overview page provides a snapshot of current market activity for the market you are currently viewing. Markets (U.S., Canadian, UK, Australian, or European stock markets) are selected using the flag at the top right of the website. Major Indices Charts. Get a quick snapshot of the four major indices for your selected market. Now let’s take a look at a typical stock chart. We’ll use Apple for this article. If you don’t already know, the series of letters after the name of the company is the ticker symbol. It identifies the company on the stock exchange. In this case, we’ll search AAPL, which is Apple’s ticker symbol. This is what we get: