Definition of Relative Strength Index - RSI A technical momentum indicator that compares the magnitude of recent gains to recent losses in an attempt to determine overbought and oversold conditions of an asset. It is calculated using the following formula: RSI = 100 - 100/(1 + RS*) *Where RS = Average of x days up closes / Average of x days down closes A trader using RSI should be aware that large surges and drops in the price of an asset will affect the RSI by creating false buy or sell signals. The RSI is best used as a valuable complement to other stock-picking tools.
Posted on: Wed, 07 May 2014 13:27:10 +0000