Fisher Transform Indicator Guideline

The fisher transform indicator belongs to the leading indicators group in the MT4 platform. However, its main role is to provide early information on a possible trend change. The fisher transform indicator MT5 aims to transform the accumulated historical data. Besides, the fisher transform indicator tradingview can be used as a trading signal generator. In this forex indicator guide, we will describe Ehler’s indicator for tradingview and MetaTrader platforms.

Fisher transform indicator Guide

What is the Ehler Fisher transform indicator?

Fisher transform indicator is an oscillator that helps identify forex trend reversals. However, it is applicable to any financial instrument. It was created by J.F. Ehlers and transforms prices into a normal Gaussian distribution. The oscillator moves above and below a zero line. Moreover, it has clear turning points, making it easy to identify trend reversals. It is commonly a useful part of a trading strategy that takes price action into account.

How does fisher transform indicator work ?

The Fisher indicator transforms prices into a normal distribution. This indicator can then become useful in technical analysis. Since the indicator follows a normal distribution. Extreme values of the indicator (both positive and negative) are quite rare. What does this mean? When this indicator is above the zero line and rising. The asset is overbought signal. Whereas when it is below the zero line and goes down. So we can say that the asset is oversold. In either case, the probability of a trend reversal increases over time. When traders receive a buy or sell signal from another indicator. And this signal indicator confirms the signal sent by the Fisher. So, traders open a corresponding position.

Download Fisher transform indicator for MT4

Fisher Transform indicator for MT4 is a Metatrader 4 technical tool used with any forex trading system/strategy. And this is for further confirmation of trading inputs or outputs. This type of indicator is calculated as follows:

Fisher transform = ½ * ln [(1 + X) / (1 – X)].


  • ln: is the abbreviation of the natural logarithm.
  • X: represents the transformation of the price at a level between -1 and 1. This choice is to facilitate the calculation.
Fisher transform indicator MT4

If we look at the chart above we conclude the following:

  • When the Fisher indicator on MT4 is above the zero line. So, this means we are in a bullish market.
  • And when it is below the zero line. It means we are in a bearish market.

Download Fisher transform indicator for MT5

Fisher transform indicator for MT5 uses a statistical and mathematical algorithm to generate reversal predictions in Metatrader 5 Platform . It uses previous maximum and minimum levels created by trading instruments. When we use this indicator in MT5. We can observe these situations:

  • If a crossover occurs in a downtrend. It means that we may have reached a level of exhaustion. So we should look for sales opportunities.
  • Similarly, if a crossover occurs in an uptrend. It would mean that there is an exhaustion of the downtrend, so we could see a reversal. We can consider this case as a buy signal.
Fisher transform indicator MT5

Download Fisher transform indicator for Tradingview

Fisher transform indicator for Tradingview is a forex oscillator indicator that helps identify trend reversals. It can be applied to any financial instrument.

Fisher tarnsform indicator Tradingview

If the indicator’s red line breaks or crosses the blue line. The investor can enter a long or short position.

So, if we try to observe the picture above. When the red line crosses the blue line from above. And this cross takes place in the positive area of the MT5 fisher transform indicator, (shown by the green circles). So here, the investor should prepare for sell trades (short position). Similarly, if a crossover occurs when the red line intersects the blue line from below, into the negative zone of the MT5 indicator, (shown by the yellow circles). So the trader should look for buying opportunities. He enters a long position.

Advantages and disadvantages of the indicator


This indicator has several advantages: First, it’s a relatively easy indicator to use. The signal that the indicator identifies is quite simple. Second, the indicator is relatively easy to use with other indicators. Third, it is an indicator that is often useful in Forex, stocks, indices, and other indicators.


Fisher Transform can be quite noisy at times. Although its purpose is to make turning points easier to spot. When we look at all the directional changes of the fisher transform indicator. This helps to spot short-term changes in price direction. However, the signal may have come too late to take advantage. As many of these price movements may be short-lived. Asset prices are not normally distributed. So attempts to normalize prices may fail to provide a reliable signal.


The fisher transform indicator helps to visualize the signals on the candlestick charts. These signals are due to the presence of clear turning points. Which indicates the highest rate of change. Its operation is based on the belief that market prices do not seem to have a Gaussian probability density function.