Stochastic Momentum Index Indicator Strategy
- Written by: Gary Howes
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Image © Adobe Images
Understanding the concepts and tools connected with investing is always a good idea. Today, we'll look at one such tool: the Stochastic Momentum Index Indicator (SMI).
This technical Stochastic Momentum Index indicator is commonly used to measure momentum over a set time, which is beneficial while trading.
Here, we will look into what makes the SMI an essential and powerful from an investor's perspective.
What is the Stochastic Momentum Index Indicator?
The stochastic Momentum index oscillator is calculated by comparing an asset's closing price to its price range over time. The price range refers to the difference between the highest and lowest prices at the exact moment.
The stochastic oscillator generates the lines %K and %D. The line shows the current closing price as a percentage of the price range over a specified time, often 14 days. The %D line is a moving average of the %K line, usually calculated as a 3-day simple moving average.
How to Add the Stochastic Momentum Index to Your Charts
You can attach this stochastic Momentum index oscillator to any daily, weekly, and monthly chart.
The default settings for the Stochastic Momentum Index are as follows: %K Periods: 10, %K Smoothing Periods: 3, %K Double Smoothing Period: 3, %D Periods: 10, and %D Moving Average Type: Exponential. The default overbought and oversold zones are set at +40 and -40.
Calculation of Stochastic Momentum Index Indicator
Here are following the calculation steps of Stochastic Momentum Index (SMI):
1. Calculate the %K line (Stochastic Oscillator):
%K = 100 x (Current Close – Lowest Low in Lookback Period) / (Highest High in Lookback Period – Lowest Low in Lookback [eriod).
2. Calculate the %D line (signal line):
%D = Exponential Moving Average (X-period, %K).
3. Calculate the SMI:
SMI = 100 x ((Delayed Close – Delayed Close[x]) / Delayed Close) * EMA[y] + EMA[z].
'Delay' refers to the past value, usually one bar ago. EMA stands for the Exponential Moving Average, applied to values from 2 and 3 bars ago. The values 'y' and 'z' represent the respective window frames for calculating the EMAs.
How to Trade the Stochastic Momentum Index Indicator?
Do you want to know how to trade the Stochastic Momentum Index indicator? We’ll let you know the process; the indicator has three lines. The values are +40, 0, and -40. These levels are critical to consider when trading with this indicator.
Buy / Sell Signals
A buy signal is given when the %K crosses the %D upward from below -40. Likewise, a short-sell signal is produced when the %K crosses the %D downhill from above +40.
Overbought and Oversold Levels
You can also use this indicator to identify the overbought and oversold levels. By default, the overbought zone is +40, while the oversold zone is -40. However, you can change these options in the parameters window.
Advantages & Disadvantages of the Stochastic Momentum Index
Here are some advantages and disadvantages of the Stochastic Momentum Index indicator:
Advantages of the SMI
- The Stochastic Momentum Index (SMI) is more reliable than the Stochastic Oscillator for
the same period. - SMI is a perfect tool for predicting market trends.
- The SMI indicates traders to potential shifts in momentum (price) at important points, allowing them to plan.
Disadvantages of the SMI
Traders can be misinterpreted due to overbought and oversold signals that are shown by indicators.
SMI, which only predicts short-term extreme positions, requires traders to employ trendiness indicators such as the CMO (Chande Momentum Oscillator) or the R-squared indicator to forecast future trends.
Finally, the Stochastic Momentum Index indicator can recognise and anticipate short-term trends in financial markets. This technical indicator, which combines momentum and stochastic oscillators, provides traders with dependable signals for trading decisions without requiring significant chart research.