Williams %R

The Williams %R (%R) is a technical indicator that reflects the level of the close relative to the highest high over a specific period, usually 14 days or periods.Williams %R, also known as the Williams Percent Range, is categorized as a momentum oscillator. This means that it is used to identify overbought and oversold levels.
The Williams %R indicator was created by Larry Williams., the famed author, and stock and commodity trader. Williams %R is a bounded oscillator and moves between 0 and -100, with –50 as the midpoint.
The closer the reading is -100, the closer the price is the lowest low in the lookback period.
The closer the reading is to 0, the closer the price is highest high in the lookback period.
If Williams %R crosses above -50, this signals that prices are trading in the upper half of the high-low range for the given lookback period. This is bullish.
If Williams %R crosses below-50, this signals that prices are trading in the bottom half of the high-low range for the given lookback period. This is bearish.