📈 BBTrend: An Advanced Indicator from John Bollinger
You’ve probably heard of Bollinger Bands, a classic technical indicator used to gauge market volatility and spot potential price reversals. Now meet its more advanced cousin: BBTrend.
🧠 Created by the legendary John Bollinger himself, BBTrend (short for Bollinger Band Trend) is a trend-strength indicator that helps traders:
- Measure the strength and direction of a trend
- Visualize this information clearly using a histogram
- Spot potential trade opportunities more easily
Let’s break it all down and show you how this powerful tool works—and why it deserves a spot in your trading toolbox.
🔄 Quick Recap: Bollinger Bands Basics
Before diving into BBTrend, let’s quickly revisit Bollinger Bands.
Bollinger Bands consist of three lines:
- Upper Band: 20-period SMA + 2 standard deviations
- Middle Band: 20-period Simple Moving Average (SMA)
- Lower Band: 20-period SMA – 2 standard deviations
These bands expand and contract based on market volatility:
- Prices near the upper band = potential overbought conditions
- Prices near the lower band = potential oversold conditions
If you’re new to Bollinger Bands, it’s a good idea to review our lesson on that first!
🚀 Introducing BBTrend
What Is BBTrend?
BBTrend takes the concept of Bollinger Bands to the next level by focusing on trend dynamics, not just volatility. It uses two sets of Bollinger Bands—typically a 20-period and 50-period—and analyzes the distance between their upper and lower bands.
This data is then displayed in a clean, color-coded histogram below your price chart, making trends much easier to spot at a glance.
🔍 How BBTrend Works
The Concept
Traders often layer multiple Bollinger Bands (e.g., 20 and 50-period) on one chart. By studying how the upper and lower bands interact, an insight emerged:
- In an uptrend, the upper bands move closer together, while the lower bands spread apart.
- In a downtrend, the lower bands move closer together, while the upper bands spread out.
The Calculation
BBTrend calculates the difference between the upper bands and lower bands across the two sets:
- Take the absolute difference between the two upper bands.
- Subtract the absolute difference of the lower bands.
- Normalize the result and plot it as a histogram.
This creates an easy-to-read visual that tracks trend direction and strength.
📊 Interpreting the BBTrend Histogram
BBTrend appears as a histogram centered around a zero line:
- Positive values = Uptrend
- Negative values = Downtrend
- Near zero = Sideways / Range-bound market
🔵 Green Bars (Uptrend)
- Light Green: Current bar is higher than the previous (trend strengthening)
- Dark Green: Current bar is lower than the previous (trend weakening)
🔴 Red Bars (Downtrend)
- Light Red: Current bar is lower than the previous (trend strengthening)
- Dark Red: Current bar is higher than the previous (trend weakening)
🔆 Color Intensity
- Brighter colors = Stronger trend (momentum increasing)
- Duller colors = Weakening trend (momentum decreasing)
This visual feedback makes it easy to see if a trend is heating up or cooling down—kind of like the market’s own brightness control!
🧠 How to Read BBTrend in Action
Let’s walk through a few examples to understand how BBTrend interprets Bollinger Band behavior:
🔹 Point A
- Lower bands are closer together than the upper bands.
- Result = Red bar
- Bar is growing in size compared to the last = Dark Red
🔹 Point B
- The distance between both upper and lower bands is roughly the same.
- Result = BBTrend hovers near zero = Sideways market
🔹 Point C
- Lower bands are farther apart than the upper bands.
- Result = Green bar
- Bar is larger than the previous = Dark Green
By hiding the middle band and candlesticks, you can better see how BBTrend responds purely to the upper and lower band interactions. Then, when you reintroduce the candles, you’ll have a clearer understanding of how price behavior lines up with BBTrend signals.
🧩 How to Use BBTrend in Your Trading Strategy
While BBTrend is great at showing trend direction and momentum, it’s still a lagging indicator—so by the time it shows a strong trend, that trend may already be close to ending.
Instead of chasing trends, consider using BBTrend to spot momentum shifts and potential reversals.
💡 Trading Tips:
🔍 Watch for Peaks and Troughs
- Histogram peaks can signal trend exhaustion.
- Troughs may suggest the end of a downtrend.
🌈 Monitor Color Intensity
- A brightening color signals strengthening momentum.
- A fading color suggests the trend is losing steam.
✅ Why BBTrend Belongs in Your Toolbox
- It gives a clearer picture of trend behavior using dual Bollinger Bands.
- The histogram format makes trends easier to spot at a glance.
- It’s useful for both trend-following and trend-reversal strategies.
Start experimenting with BBTrend on your charts. Try it alongside your existing indicators and see how it enhances your decision-making.
You're one step closer to mastering market trends. 🔧💡