Broadening Formation (Expanding Triangle) Classical Chart Pattern: How to Trade Volatility Breakouts

The Broadening Formation is a technical chart pattern characterized by two diverging trendlines that gradually widen, resembling a megaphone shape; it indicates increased volatility and uncertainty in the market, with alternating higher highs and lower lows, often suggesting potential reversals or trend changes

3–4 minutes


The Broadening Formation, also known as an Expanding Triangle or a Megaphone Pattern, signals increasing market volatility and investor uncertainty. Mastering this pattern can help traders and investors capitalize on explosive breakouts and trend reversals.


Did you know ChartAlert can detect and scan for classical Chart Patterns? Click here to see how to use this feature in ChartAlert.



UNDERSTANDING THE BROADENING FORMATION (EXPANDING TRIANGLE) IN TECHNICAL ANALYSIS

The Broadening Formation is a technical chart pattern that features two diverging trendlines, forming a megaphone-like structure. It is characterized by progressively higher highs and lower lows, reflecting increased market volatility and indecision. This pattern can appear in both bullish and bearish trends and often precedes a significant breakout.

Market Psychology Behind the Broadening Formation

  1. Increasing Volatility: Widening price swings indicate heightened uncertainty among traders, often due to economic changes or external news.
  2. Battle Between Bulls and Bears: Conflicting views among traders lead to erratic price movement, creating alternating higher highs and lower lows.
  3. Lack of Market Consensus: The broadening price range shows that market participants struggle to agree on a direction, contributing to choppy price action.
  4. Eventual Breakout: Once one side (bulls or bears) dominates, the pattern typically resolves with a powerful breakout, often supported by high volume.

By recognizing these psychological elements, traders can better anticipate breakout opportunities and position themselves accordingly.


For customizable Broadening Formation/ Broadening Top/ Broadening Bottom/ Expanding Triangle classical chart pattern factory scans that can be edited, modified or revised, and subsequently scanned through ChartAlert’s native stock screener or technical analysis scanner, click here.


HOW TO TRADE THE BROADENING FORMATION (EXPANDING TRIANGLE)

Step 1: Identify the Pattern

Look for alternating higher highs and lower lows with two diverging trendlines. The more price touches the trendlines, the stronger the pattern.

Step 2: Confirm the Pattern

Ensure volatility is increasing, and price swings are widening. The pattern is most reliable when the trendlines have multiple touchpoints.

Step 3: Determine the Trend Bias

Assess the prevailing trend before the pattern forms. If the pattern follows an uptrend, a bullish breakout is more likely; if it follows a downtrend, expect a bearish breakout.

Step 4: Wait for the Breakout

A breakout occurs when the price moves decisively beyond one of the trendlines. Look for a strong breakout candle, ideally accompanied by high trading volume.

Step 5: Validate the Breakout

To filter out false breakouts, wait for confirmation such as:

  • A daily close beyond the trendline.
  • A retest of the breakout level, holding as support or resistance.

Step 6: Set Entry and Stop-Loss Levels

  • Bullish Breakout: Enter a long position above the upper trendline.
  • Bearish Breakout: Enter a short position below the lower trendline.
  • Stop-Loss: Place stop-loss orders just inside the pattern to minimize risk if the breakout fails.

Also see: Stop Loss . . . and its importance in tradingSome ways of setting up stop loss levels

Step 7: Define Profit Targets

A common strategy is to measure the pattern’s width at its widest point and project that distance from the breakout level to estimate a target price.

Also see: Some ways of setting up take profit levels

Step 8: Manage the Trade

Monitor price action and adjust stop-loss levels to lock in profits. Trailing stop-losses can be effective in capturing extended moves.

Step 9: Exit Strategy

Exit when the price approaches the target or shows signs of reversal. If momentum continues strongly, consider holding a portion of the position to maximize gains.

Step 10: Apply Risk Management

  • Never risk more than a small percentage of your capital on a single trade.
  • Use position sizing and risk-reward ratios to protect against large losses.
  • Combine technical analysis with fundamental insights for better decision-making.

Also see: How to determine one’s tolerance to risk?


FINAL THOUGHTS

The Broadening Formation offers lucrative trading opportunities but requires patience and discipline. Successful traders wait for clear breakouts and confirm price action before committing capital.


Take Your Trading to the Next Level! Sign up for a paid 4-week evaluation trial of ChartAlert, our powerful desktop software for end-of-day and 3rd party real-time technical analysis. Get precise charting tools and actionable insights to make smarter trading decisions.


Discover more from ChartAlert®

Subscribe now to keep reading and get access to the full archive.

Continue reading