This section contains descriptions of the built-in studies lettered O-Q. OnBalanceVolume OnBalanceVolumeModified OnsetTrendDetector OpenInterest OptionDelta OptionGamma OptionRho OptionTheta OptionVega PairCorrelation PairRatio ParabolicSAR ParabolicSARCrossover PercentChg PercentR PersonsPivots PivotPoints PMC PMO PolarizedFractalEfficiency PolychromMtm PositionNetLiq PositionOpenPL PositiveVolumeIndex PPS PriceActionIndicator PriceAndVolumeTrend PriceAverageCrossover PriceChannel PriceOsc PriceTimeFilteringAccVolume PriceTimeFilteringBarCount PriceRatio PriceVolumeRank PriceZoneOscillator ProbabilityOfExpiringCone ProjectionBands ProjectionOscillator QStick