The Quotes Plus Help File says "The OBV is displayed with a 90-period simple moving average of the OBV".
Howard shak458956 wrote: > > Dose anyone know what time period is used for building On The Balance > Volume in QP Charts? I calculated the metric from raw data using 20 > days as well as 14 days, but my numbers do not match QP Charts. > > What is the appropriate (industry standard) period for this metric. > > Thanks, > > Shak > >
