Technical Indicators

Technical indicators are mathematical calculations based on a security's price, volume, or open interest. This article introduces the main categories of indicators.

What Are Technical Indicators?

Technical indicators are used by traders to interpret market signals and forecast future price movements. They are typically plotted as a line on a price chart. While there are hundreds of indicators, they can be broadly grouped into two categories: trend-following and oscillators.

Trend-Following Indicators

These indicators are designed to identify the direction and strength of a market trend. They are known as lagging indicators because they confirm a trend after it has already started.

Oscillators

Oscillators are designed to identify overbought and oversold conditions in the market. They typically fluctuate between two extremes. They are most effective in range-bound, non-trending markets.

The Danger of Over-Reliance

While indicators can be useful tools, it is dangerous to rely on them exclusively. They are all based on past price data and are therefore lagging by nature. Many successful traders use indicators as a supplementary tool to confirm the signals they see in the price action itself.

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