Futures top and bottom index formulas
The formula of futures top and bottom index is William index. According to relevant data, William indicator is an indicator that buying futures has been overbought and oversold, and it is the dividing line between strength and weakness. The value of William index is between 0 and 100, the overbought area is below 20, the oversold area is above 80, and the long-short balance line is above 50.