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Miha Kralj
2026-03-13 13:47:10 -07:00
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lib/volume/pvt/Pvt.md
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- Price Volume Trend refines the OBV concept by weighting volume according to the percentage price change rather than using an all-or-nothing approach.
- No configurable parameters; computation is stateless per bar.
- Output range: Unbounded.
- Requires `> 2` bars of warmup before first valid output (IsHot = true).
- Validated against TA-Lib, Skender, and Tulip reference implementations where available.
Price Volume Trend refines the OBV concept by weighting volume according to the percentage price change rather than using an all-or-nothing approach. Where OBV assigns the entire bar's volume to either buyers or sellers, PVT scales the volume contribution by the relative price movement—a 1% move adds only 1% of volume to the running total.
@@ -216,4 +214,4 @@ The default signal period is typically 14-21 bars.
- Murphy, J. (1999). *Technical Analysis of the Financial Markets*. New York Institute of Finance.
- Investopedia. "Price Volume Trend (PVT)." [Definition](https://www.investopedia.com/terms/p/pricevolumetrend.asp)
- StockCharts. "Price Volume Trend." [Technical Indicators](https://school.stockcharts.com/doku.php?id=technical_indicators:price_volume_trend_pvt)
- TradingView. "Volume Indicators." [Reference](https://www.tradingview.com/scripts/volume/)
- TradingView. "Volume Indicators." [Reference](https://www.tradingview.com/scripts/volume/)