The Role of Indicators and Oscillators in Technical Analysis
Indicators and oscillators are mathematical formulas applied to price and volume data. Understanding how these indicators are calculated is crucial for accurately assessing the information they provide.
Categories of Indicators
Indicators can be conventionally categorized as trend, momentum, volatility, and volume indicators.
Trend Indicators
As the name suggests, “trend followers” are suitable for traders who aim to identify and exploit trends. Examples of such indicators include Moving Averages.
Momentum Indicators
Momentum indicators are oscillators by nature. Most of them define an upper and lower boundary value. Crossing above the upper-value signals entering the overbought territory, while crossing the lower value indicates an oversold condition. Their ability to identify the strength of a trend and potential turning points makes them widely popular. Stochastics, CCI (Commodity Channel Index), and RSI (Relative Strength Index) are the most used momentum indicators.
Volatility Indicators
Volatility indicators measure the rate and magnitude of price movements. They capture sharper-than-usual price fluctuations. These fluctuations can create trading opportunities, and indicators such as Bollinger Band® are specifically designed to identify such moments.
Volume Indicators
Volume indicators offer an alternative approach to market analysis based on traders activity. Some examples of volume indicators are Accumulation/Distribution and On-Balance Volume.
Usage of Indicators
Indicators can be used as either a complementary or primary method of technical analysis. Their origin determines the environment in which they are most effective. Consequently, they sometimes provide conflicting signals. Therefore, traders must select the right indicators for their strategy and configure the appropriate setup parameters.
It’s a common misconception that more indicators would further refine the investment decision. Experienced traders understand the importance of focus and efficiency and typically limit themselves to 2-4 indicators.
Conclusion
Indicators are essential tools in technical analysis. They help determine the trend’s direction and strength, gauge market activity, and assess the associated investment risk.
The following chapters will present some of the most used indicators in foreign exchange trading.
