The RBA, the Descending Broadening Wedge, and Your Next Big Trade
The Chart Pattern Hiding in Plain Sight
If the RBA (Reserve Bank of Australia) had a favorite chart pattern, it might just be the descending broadening wedge—because, like Aussie monetary policy, it keeps traders guessing. At first glance, this pattern looks like market chaos—a widening structure with lower highs and lower lows that seems like it’s about to fall off a cliff. But here’s the catch: it’s actually a bullish reversal pattern in disguise.
That’s right. While most traders stare at it in confusion (or outright panic), smart money sees it as a goldmine. So, let’s break down how to trade the descending broadening wedge, how the RBA’s moves fuel this setup, and the hidden opportunities that most traders miss.
What the Heck is a Descending Broadening Wedge Anyway?
Think of this pattern as the financial markets’ version of a screaming toddler in a toy store—getting more chaotic before it finally gives in. It forms when price action creates lower highs and lower lows, expanding outward like an out-of-control fire. But here’s the twist: despite its downward trajectory, it often signals a bullish reversal.
Key Characteristics of a Descending Broadening Wedge:
- Lower Highs, Lower Lows: The price action gets wilder, forming an expanding structure that slopes downward.
- Breakout Point: The pattern eventually explodes upward as sellers get exhausted.
- Volume Dynamics: Volume typically increases as the wedge expands and then surges on the breakout.
- Confirmation: A strong bullish breakout above the last swing high confirms the reversal.
Why Most Traders Get It Wrong
The problem? Most traders mistake it for a continuation pattern and short it aggressively—only to get stopped out when price reverses. Classic mistake. If you don’t want to be the trader equivalent of the guy who sells Bitcoin at the bottom, you need to understand what makes this pattern tick.
How the RBA Fuels the Descending Broadening Wedge
The Reserve Bank of Australia (RBA) is notorious for throwing curveballs at traders. Its monetary policy decisions—especially interest rate changes—can create wild volatility in currency pairs like AUD/USD and AUD/JPY. And guess what? This volatility often exaggerates the price swings in a descending broadening wedge.
Here’s how it plays out:
- Dovish RBA Statements → AUD Weakens → Descending Broadening Wedge Forms
- Market Overreacts, Shorts the AUD Aggressively → Wedge Expands
- RBA Shifts Tone or Economic Data Beats Expectations → Shorts Get Crushed
- AUD Breaks Out, Leaving Bears in the Dust
Case Study: The May 2023 AUD/USD Breakout Remember when traders were convinced the AUD was doomed after a series of dovish RBA statements? They piled into shorts, expecting a freefall. But then—boom. The RBA threw a surprise rate hike into the mix, igniting a massive short squeeze. That move was textbook descending broadening wedge behavior—lower highs, lower lows, then a violent breakout upward.
Key Lesson: The best descending broadening wedge setups happen when central bank policy misleads the crowd.
How to Trade the Descending Broadening Wedge Like a Pro
So now that we know what it is and how the RBA fuels it, how do we trade it?
1. Identify the Wedge Structure
- Look for at least three lower highs and three lower lows expanding outward.
- Draw trendlines to capture the expanding shape.
- Make sure volume aligns with the structure—declining inside the wedge and surging on breakout.
2. Watch for Key Fundamental Triggers
- RBA policy shifts, unexpected rate decisions, or economic reports (employment, inflation, GDP).
- Shifts in risk sentiment—if global markets stabilize after a selloff, the AUD often benefits.
3. Execute with Precision
- Entry: Enter on the breakout above the last lower high (not before!).
- Stop Loss: Place stops below the last swing low to avoid getting whipsawed.
- Target: Aim for a measured move equal to the widest part of the wedge.
Pro Tip: The Smart Money Entry
- Instead of waiting for the full breakout, enter on a bullish engulfing candle near support. This allows you to get in before the breakout crowd.
Why This Setup Works Best on AUD Pairs
The Australian dollar (AUD) is one of the most commodity-driven, sentiment-sensitive currencies in Forex. This means it’s prone to exaggerated price moves—perfect for wedge formations.
Best Pairs for the Setup:
- AUD/USD (Highly reactive to U.S. economic data and risk sentiment)
- AUD/JPY (Follows global risk appetite closely—watch equity markets!)
- AUD/CAD (Commodity-driven moves can fuel the breakout momentum)
Final Thoughts: Mastering the Market’s Hidden Signals
The descending broadening wedge is a psychological battleground. Most traders see the sell-off and panic, but pros recognize the setup for what it is: a perfect trap before an explosive breakout. And when the RBA throws uncertainty into the mix, the pattern becomes even more powerful.
Key Takeaways:
- The descending broadening wedge is a bullish reversal pattern disguised as chaos.
- The RBA’s unexpected moves fuel these setups—watch policy shifts closely.
- Most traders short too aggressively—smart traders wait for the breakout.
- AUD pairs provide some of the best opportunities for trading this pattern.
Want more game-changing strategies and real-time market insights? Get the inside scoop at StarseedFX and level up your trading today.
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Image Credits: Cover image at the top is AI-generated
PLEASE NOTE: This is not trading advice. It is educational content. Markets are influenced by numerous factors, and their reactions can vary each time.

Anne Durrell & Mo
About the Author
Anne Durrell (aka Anne Abouzeid), a former teacher, has a unique talent for transforming complex Forex concepts into something easy, accessible, and even fun. With a blend of humor and in-depth market insight, Anne makes learning about Forex both enlightening and entertaining. She began her trading journey alongside her husband, Mohamed Abouzeid, and they have now been trading full-time for over 12 years.
Anne loves writing and sharing her expertise. For those new to trading, she provides a variety of free forex courses on StarseedFX. If you enjoy the content and want to support her work, consider joining The StarseedFX Community, where you will get daily market insights and trading alerts.
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