Continuation Beginner 68% reliable · Bulkowski

Bull Flag Pattern

Short-term bullish continuation that forms after a sharp price advance. A brief, downward-drifting consolidation (the flag) precedes the resumption of the uptrend.

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Bull Flag OHLC sample. Highlighted box marks the pattern candles.

What's in the Bull Flag lesson

▸Annotated chart with the Bull Flag highlighted across the context candles.
▸Numbered identification rules covering body, shadows, color and position in trend.
▸The psychology of the formation: why buyers or sellers create this exact shape.
▸Practical tip on what to wait for before treating the pattern as a tradeable signal.
▸Quiz questions with explained answers, including this exact pattern.

Quick answers

Is the Bull Flag pattern reliable?

The Bull Flag has a 68% reliability rate per Bulkowski's encyclopedia, a statistical baseline. Confirmation candles and volume strengthen the read. The Candle Trader app has the full formation rules and a quiz.

What timeframes does the Bull Flag work on?

Candlestick patterns work on any timeframe, from scalping (M1-M5) through day trading (M15-H1) to swing trading (H4-W1) and long-term investing. The shorter the timeframe, the more false signals. Always check higher timeframes for context.