The basic idea behind indicators is "to buy the strong one and to sell the weak one". This indicator yield entry and exit signals for stock trading.
You can view the STRENGTH INDEX for the symbol you want in this indicator.
Formula
(X - ((RMA(t-1) * (n-1)) + X(t)) / n) / X * 100
n = The length of the Moving Average (defval = 200)
X = Price
t = Timeframe
#DYOR