ATR
平均真实波幅
Stock TechnicalP0 CoreVolatilityApplies to: US stocks
Live example
ATR on AAPL, computed from real daily price data — switch the range to zoom.
Delayed data · For reference only · Not investment advice
Definition
Average True Range (absolute value), representing volatility/risk.
Formula
TR=max(H−L,|H−Cₚᵣₑᵥ|,|L−Cₚᵣₑᵥ|), ATR=Wilder smoothing(TR,14)
How to read it
Used for stop-loss (e.g. 2×ATR) and position sizing; does not indicate direction.
Inputshigh, low, closeOutputoverlay/volatility
Data source: H, L, C. Public knowledge, not investment advice.
See ATR computed live on popular US stocks →
Related indicators
Reference metadata — public, well-known indicator definitions. Not investment advice.