What is the role of the Vortex Indicator in technical analysis?

When it comes to analyzing the stock market, traders rely on various technical indicators to gain insights into price trends and potential market reversals. One such powerful tool is the Vortex Indicator. In this blog post, we will explore the role of the Vortex Indicator in technical analysis and how it can help traders make informed trading decisions.


Understanding the Vortex Indicator

The Vortex Indicator is a technical analysis tool that helps traders identify the strength of a trend and potential trend reversals. It consists of two lines: the Positive Vortex Indicator (+VI) and the Negative Vortex Indicator (-VI). These lines measure the upward and downward price movement over a specified period.

Calculating the Vortex Indicator


To calculate the Vortex Indicator, you need two components: the True Range (TR) and the Directional Movement (DM). The True Range measures the greatest of the following three values: the difference between the current high and low, the difference between the previous high and the current low, and the difference between the previous high and the current high.

The Directional Movement measures the difference between the current high and the previous high, and the difference between the current low and the previous low.

Once you have the True Range and Directional Movement values, you can calculate the Positive Vortex Indicator (+VI) and the Negative Vortex Indicator (-VI) using the following formulas:

  • +VI = Sum of the current True Range values where today’s high is greater than yesterday’s high divided by the sum of the current DM values where today’s high is greater than yesterday’s high
  • -VI = Sum of the current True Range values where today’s low is less than yesterday’s low divided by the sum of the current DM values where today’s low is less than yesterday’s low

The resulting values for +VI and -VI range from 0 to 1, where a value closer to 1 indicates a stronger trend in the respective direction.

Using the Vortex Indicator in Technical Analysis

The Vortex Indicator provides traders with valuable insights into the strength and direction of a trend. Here are some key ways to use the Vortex Indicator in technical analysis:

1. Trend Identification

The Vortex Indicator helps identify the presence and strength of a trend. When the +VI line is above the -VI line, it indicates a bullish trend, suggesting that buyers are in control.

Conversely, when the -VI line is above the +VI line, it indicates a bearish trend, suggesting that sellers are in control. Traders can use these signals to confirm the presence of a trend and adjust their trading strategies accordingly.

2. Trend Reversals

The Vortex Indicator can also help identify potential trend reversals. When the +VI line crosses below the -VI line, it may signal a potential bearish reversal, indicating a shift in momentum from buyers to sellers.

On the other hand, when the +VI line crosses above the -VI line, it may signal a potential bullish reversal, indicating a shift in momentum from sellers to buyers. Traders can use these signals to anticipate trend reversals and take appropriate trading positions.

3. Confirmation with Price Patterns

The Vortex Indicator can be used in conjunction with other technical analysis tools, such as chart patterns, to confirm trading signals. For example, if a bullish chart pattern, such as an ascending triangle, forms while the +VI line is above the -VI line, it may provide additional confirmation for a potential buying opportunity.

Similarly, if a bearish chart pattern, such as a head and shoulders pattern, forms while the -VI line is above the +VI line, it may provide additional confirmation for a potential selling opportunity.

4. Divergence Analysis

Divergence occurs when the price of an asset and an indicator move in opposite directions. Traders can use the Vortex Indicator to identify bullish or bearish divergences, which can indicate potential trend reversals.

For example, if the price forms alower low while the +VI line forms a higher low, it could indicate a bullish divergence, suggesting a potential trend reversal to the upside. Conversely, if the price forms a higher high while the -VI line forms a lower high, it could indicate a bearish divergence, suggesting a potential trend reversal to the downside.



The Vortex Indicator is a valuable tool in technical analysis that helps traders identify trend strength, potential reversals, and divergence patterns. By understanding how to interpret and use the Vortex Indicator, traders can make more informed trading decisions. However, it’s important to note that no indicator works in isolation, and it’s always recommended to use the Vortex Indicator in conjunction with other technical analysis tools and risk management strategies.


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By Astrobulls Research Pvt Ltd

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