Fib Retracement
斐波那契回撤
Stock TechnicalP1Support/Resistance & StructureApplies to: US stocks
Definition
Uses Fibonacci ratios to mark potential support/resistance within a pullback.
Formula
Level=High−(High−Low)×ratio, ratio = 0.236/0.382/0.5/0.618/0.786
How to read it
Pullbacks to 0.382/0.5/0.618 often find support; 0.618 draws the most attention.
Outputoverlay
Data source: Swing high/low points. Public knowledge, not investment advice.
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Reference metadata — public, well-known indicator definitions. Not investment advice.