Force Index Indicator


The Force Index is a trend-following oscillator that quantifies the movement of the market. It combines three basic elements such as the direction of movement, scale and market size. It relies on an auxiliary line to provide greater clarity so that it indicates a dominant bullish trend when the indicator remains above this line and a bearish trend when the indicator remains below.

Like all good indicators, the Force Index, has a very simple construction. This is simply to plot the slope between the last two prices and multiply the result by the volume involved. Once we have calculated the oscillator, the peaks are smoothed using an exponential moving average, because in its original form, these peaks can be very steep making it difficult to use in a trading system. The formula to calculate this indicator is the following:

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