what does vertical line charting tell you 
a vertical line chart provides information via its high and low points and small horizontal lines to the left and right of the line when all these prices are shown for each period it is typically called a bar chart a trader could also opt to only see the high and low or only the open or close or any combination of the four data points if the vertical bar is long it signifies strong movement there was a large difference between the high and low if the close line on right and open line on left were similar the buyers and sellers were in balance or are indecisive if there is a large difference between the open and close it signals that the buyers or sellers overpowered the other if the close is well below the open sellers dominated the time period if the close is way above the open buyers dominated the period if the price moved only a small amount during the period it is possible that there was little interest in the security or that buyers and sellers were evenly matched but not aggressive in their trades charting platforms often allow traders to color code the vertical line depending on whether the price rose or declined over the period more advanced forms of analyzing price charts including looking for support and resistance levels and highlighting chart patterns which may present trading opportunities example of a vertical line chartthe following chart of alphabet goog shows daily vertical lines since the lines include information on the low high open and close this would typically be called a bar chart or a ohlc chart the chart shows an overall upward ascent of the price over this three month period this is an uptrend even though there were days or sequences of days where the price dropped temporarily 