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Volume Moving Average (VOLMA)

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The Volume Moving Average indicator is an indicator on indicator implementation. It calculates and returns the value of an exponential moving average of volume.




VOLMA(int period)
VOLMA(IDataSeries input, int period)


Returns default value
VOLMA(int period)[int barsAgo]
VOLMA(IDataSeries input, int period)[int barsAgo]



Return Value

double; Accessing this method via an index value [int barsAgo] returns the indicator value of the referenced bar.





Indicator source data (?)


Number of bars used in the calculation




// OnBarUpdate method
protected override void OnBarUpdate()
   // Checks if the current volume is greater than the 20 period EMA of volume
  if (Volume[0] > VOLMA(20)[0])
       Print("Volume has risen above its 20 period average");



Source Code

You can view this indicator method source code by selecting the menu Tools > Edit NinjaScript > Indicator within the NinjaTrader Control Center window.