TA School

Bull Flag Pattern

Spot the reliable consolidation pattern that marks the pause in a powerful bull run.

beginner level7 min read

Interactive Model

Interactive Visual Walkthrough

Bull Flag Continuation

Step 1 of 7
Strong Bullish Impulse

Price forms a strong, nearly vertical upward price movement on heavy volume.

Why it matters: This shows absolute buying control and sets up the flagpole.

What is a Bull Flag Pattern?

A Bull FlagBull FlagA bullish continuation pattern featuring a sharp upward price spike (the flagpole) followed by a downward-sloping, tight consolidative range (the flag...Read full glossary entry → is a short-term continuation pattern that resembles a flag on a pole. It consists of:

  1. The Flagpole: A sharp, nearly vertical upward price run-up on heavy volumeVolumeThe total number of shares, contracts, or units of a security traded during a specified time period.Read full glossary entry →.
  2. The Flag: A sloping rectangular consolidation channel that drifts slightly downwards or sideways on lower volumeVolumeThe total number of shares, contracts, or units of a security traded during a specified time period.Read full glossary entry →.
  3. The BreakoutBreakoutA price movement through an established support or resistance level. A breakout is often accompanied by increased volume, signaling strong momentum.Read full glossary entry →: A strong breakoutBreakoutA price movement through an established support or resistance level. A breakout is often accompanied by increased volume, signaling strong momentum.Read full glossary entry → candle that pushes out of the upper boundary of the flag, resuming the uptrendUptrendA market direction characterized by a sequence of higher highs and higher lows.Read full glossary entry →.

This pattern is highly favored by traders because it represents a brief breathing period in a strong market where buyers take profits before new buyers step in to push prices higher.

How to Trade the Bull Flag

  • Identifying the Flagpole: The initial rise must be quick and strong. A slow, grinding climb does not qualify as a flagpole.
  • Volume Clues: Look for volume to diminish during the consolidation phase. High volume during the consolidation can mean institutional selling, which invalidates the pattern.
  • Entry Point: Enter a long position when the price breaks out and closes above the upper resistanceResistanceA price level where selling pressure is strong enough to prevent the price from rising further. It represents a "ceiling" on the chart.Read full glossary entry → line of the flag channel.
  • Stop-Loss Placement: Set the stop-loss orderStop-Loss OrderAn order placed with a broker to sell an asset when it reaches a specific price, designed to limit a trader's loss on a position.Read full glossary entry → just below the lowest point of the flag consolidation channel.
  • Target Projection: Measure the length of the flagpole. Project that same distance upward from the bottom of the flag to find the profit target.

Key Takeaways

  • A bullish continuation pattern that appears in strong uptrends.
  • Consists of a strong impulse leg (flagpole) and a downward-sloping channel (flag).
  • Volume should dry up during the flag formation and expand on the breakout.
  • Target price is estimated by projecting the flagpole height from the breakout point.
Knowledge CheckQuestion 1 of 1

What should the volume do during the consolidation (flag) phase of a Bull Flag pattern?