How to use the RSI indicator

Everything on the RSI Indicator ( Relative Strength Index)

Relative strength Index, a technical indicator used to determine whether a stock is in a position to buy or sell based on the information if the stock is overbought and overvalued or underbought and oversold. The RSI indicator mainly analyses financial stocks, markets, and assets. 

What Does RSI Mean?

In simple terms, the relative strength index (RSI), is used to measure how quickly the traders are attempting to bid up or down on the stock's price.

Who invented the RSI indicator?

The relative strength index, developed by J. Welles Wilder Jr., A United States mechanical engineer who later changed his profession to a real estate developer. A leading technical analyst was more comprehensive and famous for many more technical analysis indicators paramount to today's financial markets. 

When was RSI invented?

J. Welles Wilder Jr. developed the RSI index in June 1978; first published in a book named New Concepts in Technical Trading Systems and later published in the June edition of Commodities magazine, now known as Modern Trader magazine.

How to use the RSI indicator?

RSI works as a line graph (Oscillator) ranging from 0 to 100. If the RSI level is below 30 means Buy signal, it means that the stock is oversold or is in an undervalued condition. Similarly, an RSI level above 70 generates a 'sell signal,' suggesting that a particular stock is overvalued or is in an overbought condition.

How is the RSI indicator calculated?

RSI is calculated using this simple formula,  RSI = 100- [100/ {1+ (14-Day Average Gain/ 14-Day Average Loss)}]

What is the RSI indicator Formula? 

RSI = 100 – {100/ (1+ RS)}

RS (Step 1) = (Average Gain / Average Loss)

Where, Average Gain = (Total Gains/n)

               Average Loss = (Total Losses/n)

                                 n = Number of RSI periods, 

Smoothed RS = [(Previous Average Gain) * 13 + Current Gain] /14 / [(Previous Average Loss) * 13 + Current Loss] /14

Importance of RSI in trading-

RSI indicator gives Buy or Sell signals based on the analysis of the stock, whether it is overbought or oversold in the markets recently. It is primarily used in financial markets for technical analysis. Investors/Traders use RSI indicators to identify trends, double tops or double bottoms, and divergences.

What happens when the RSI is High or Low?

As discussed above, RSI levels indicate whether a stock is in a position to be sold or bought based on the analysis of whether the stock is overbought or oversold. It ranges from zero to one hundred (0-100).

RSI Indicator
When RSI is Low-

Low RSI levels are considered a good sign to buy. In other words, the stock is oversold or undervalued, or in some cases, both. RSI level crossing 30 is generally considered a good buying sign. RSI levels above 30 indicate a bullish sign for the stock or securities.

When RSI is High -

When RSI is at higher levels, it is generally an overvalued or overbought stock. Higher RSI levels are a sign of the stock being in bearish condition. When RSI levels cross over 70, It is a clear sign that the stock is overvalued, overbought or both.

What is the RSI indicator between 30 and 70?

If the RSI indicator is between 30 and 70, a stock is in a neutral position. Traders usually wait for the RSI to change and don't usually trade when the RSI is between 30 and 70.

Is RSI 50 buy or sell?

An RSI level of 50 means neither buy nor sell. An RSI level of 50 means a neutral position of a stock maintaining a balance between bullish and bearish conditions.

What is the RSI between 45 and 55? 

Generally, RSI levels between 45 and 55 are an indication of the neutral position of the stock. However, RSI levels from 55 to 75 indicate a bullish stock position. If the RSI level goes higher than 75, it indicates that the stock is overbought or overvalued.

What happens if RSI is 100?

In simple words, If RSI is 100, the stock has been rising for the last 14 trading days. Similarly, if the RSI is zero, It indicates that the stock price has been falling for the last 14 trading days. 

Tips: Although RSI being 100 means the stock price has been going up consistently for the last 14 trading days, RSI 100 is not a good signal to buy. RSI levels above 70 mean that the stock is overbought.

What is a good RSI number to buy?

Low RSI levels, significantly below 30, indicate 'Buy' signals. RSI levels below 30 also mean that a stock is oversold, undervalued, or both. When the RSI level is above 70, it indicates to 'sell,' meaning that a stock is overvalued and overbought.

Here's a little extra:

"If RSI reverses from the levels of 70 and stays above 50, It shows a bullish trend. Furthermore, it indicates that the stock is making more room for further bullish movement. Similarly, RSI rising from 30 and staying below 5 indicates a bearish trend."

Final words:

Relative strength index (RSI) compares bullish and bearish price momentum, resulting in the oscillator. Like most technical indicators, its signals are much more reliable if looking for a long-term trend in an asset or stock. 

See Also:

28 Aug, 2023


Add a comment

Why Is Tax Season Very Important for Stock Market Investors? |  Why Is There No Tax in UAE? How Dubai Makes Money with No Tax? |  Fastest Growing Industries in India 2024: Booming Indian Sectors |  Top Tech Companies List: Top 10 Largest Tech Giants Worldwide |