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

Average True Range (absolute value), representing volatility/risk.

TR=max(H−L,|H−Cₚᵣₑᵥ|,|L−Cₚᵣₑᵥ|), ATR=Wilder smoothing(TR,14)

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 →

Reference metadata — public, well-known indicator definitions. Not investment advice.