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Volume Oscillator (VO)
Volume Oscillator (VO) is technical analysis indicator used for identifying periods of expanding or contracting volume.
Volume oscillator is calculated by formula:
Volume oscillator is based on exponential moving average. For short EMA period is usually used value of 9 and for long EMA value of 26.
Volume Oscillator (VO)
Interpretation
Volume oscillator oscillates around zero. Positive values indicate that volume levels are greater than average and relatively high.
Example
Open chart for google with volume oscillator.