Utilizing the ATR Indicator for Assessing Volatility and Establishing Stop-Loss Points
- Patrick Meier

- Jun 28, 2021
- 2 min read
The Average True Range (ATR) indicator is frequently utilized in technical analysis to assess market volatility. This adaptable tool aids traders in setting stop-loss levels, spotting potential trading opportunities, and managing risk. In this blog post, we will explore how to employ the ATR indicator to gauge volatility and establish stop-loss levels.

What is the ATR indicator?
Developed by J. Welles Wilder Jr. in 1978, the ATR indicator measures an asset's volatility over a specific period. It considers the high, low, and close prices, calculating the average range of price movement. This versatile indicator can be applied to any financial instrument, including stocks, currencies, and commodities.
Calculating the ATR
To calculate the ATR, determine the average true range of an asset over a chosen period, commonly 14 days, though it can be adjusted to fit your trading strategy. The ATR formula is:
ATR = [(Prior ATR x 13) + Current TR] / 14
Where:
Prior ATR = The ATR from the previous period
Current TR = The true range for the current period
The true range is the largest of the following:
Current high minus the current low
Absolute value of the current high minus the previous close
Absolute value of the current low minus the previous close
Interpreting the ATR
The ATR is expressed in the same units as the asset, such as dollars for a stock or pips for a currency. A higher ATR indicates greater asset volatility. Traders use the ATR to spot potential trading opportunities, set stop-loss levels, and manage risk.
Using the ATR to set stop-loss levels
A common use of the ATR is setting stop-loss levels. A stop-loss order sells a security at a specific price to limit losses if the price moves against the trader's position. The ATR helps set the stop-loss level based on asset volatility.
For instance, if a stock's ATR is $2.50, a trader might set a stop-loss level $5.00 below the entry price, limiting risk to twice the ATR. If the price drops by more than $5.00, the stop-loss order activates, and the trader exits the position.
Using the ATR to identify potential trading opportunities
The ATR can also signal potential trading opportunities. A high ATR suggests significant price movements, presenting trading opportunities. For example, a high ATR in a currency pair might indicate market volatility, offering traders a chance to profit from price changes.
Using the ATR to manage risk
Traders can manage risk with the ATR by adjusting position size based on asset volatility. When the ATR is high, a trader may reduce their position size to limit risk, and when the ATR is low, they might increase position size to capitalize on potential opportunities.
Conclusion
The ATR indicator is a versatile tool aiding traders in assessing asset volatility, setting stop-loss levels, spotting trading opportunities, and managing risk. Incorporating the ATR into their trading strategy can enhance traders' decision-making and improve their market success chances.
However, it's crucial to remember that the ATR is just one of many tools in technical analysis and should not be used in isolation. Traders should consider other indicators and market conditions before making trading decisions.
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