Volatility

ATR Ratio Volatility Regime Detector

Enter a short-period ATR (e.g. ATR 5) and a long-period ATR (e.g. ATR 20) to see the ratio between them. A rising ratio flags an expanding-volatility regime; a falling ratio flags a contracting, squeeze-building regime.

Short-Period ATR (e.g. ATR 5)

Long-Period ATR (e.g. ATR 20)

ATR ratio (short / long)···

Regime read···

Educational tool only, not financial advice. The ATR ratio describes a volatility regime, not a directional trading signal.

Built by Jason Parker, founder of Trading Ranges.