NR7 Pattern
Category
Related Terms
Browse by Category
What Is the NR7 Pattern?
The NR7 (Narrow Range 7) pattern is a volatility contraction setup that identifies a trading day with the narrowest price range of the last seven days, signaling a potential impending breakout.
The NR7 pattern is a classic short-term trading setup developed by Toby Crabel, introduced in his seminal 1990 book "Day Trading with Short Term Price Patterns and Opening Range Breakout." It is based on a foundational principle of market mechanics: markets alternate between periods of range expansion (high volatility) and range contraction (low volatility). This cyclical nature of price action means that extreme quiet is almost always followed by extreme noise. Specifically, the NR7 represents a period of absolute extreme contraction within a given week. It occurs when the daily range (the absolute distance between the High and the Low) of the current trading day is the smallest it has been in the last seven trading sessions. It is a visual representation of the market coming into a state of perfect, albeit temporary, equilibrium. The logic behind the NR7 is simple but incredibly powerful: essentially, the market is "coiling" like a tightly wound spring. When price action tightens significantly, it indicates a period of deep indecision and a temporary balance between buyers and sellers where neither side is willing to push the price further. This quiet period is rarely sustainable in a dynamic market environment. Usually, it is the calm before the storm, preceding a sharp, explosive move (a breakout) as the market seeks a new area of value. The NR7 doesn't predict the direction of the move—whether it will be a surge or a crash—only that a significant expansion in volatility is likely to occur very soon. For professional traders, this pattern provides a "heads up" that a major trend-defining move could be just hours away, allowing them to prepare their orders accordingly.
Key Takeaways
- NR7 stands for "Narrow Range 7" days.
- It identifies the day with the smallest high-to-low range in the last 7 trading sessions.
- The pattern predicts a volatility expansion (breakout) is imminent.
- It was popularized by trader Toby Crabel in the 1990s.
- Traders typically place buy/sell stop orders above/below the NR7 candle's extremes.
How to Identify and Trade NR7
Identifying the NR7 pattern is a purely objective, mathematical process, which makes it ideal for algorithmic and systematic trading. Identification Steps: 1. Calculate the daily range for today and the previous six trading days. The range is simply the Day High minus the Day Low. 2. Compare today's range to the other six. If today's range is smaller than all of the previous six days, you have an NR7 day. Trading Strategy (The Breakout): Since the pattern is direction-neutral, most traders use a straddle-like approach to capture the move regardless of where it goes: * Buy Trigger: Place a "buy stop" order 1-2 ticks above the High of the NR7 day. If the price breaks the high, the market is signaling upward momentum. * Sell Trigger: Place a "sell stop" order 1-2 ticks below the Low of the NR7 day. If the price breaks the low, the market is signaling downward momentum. * Stop Loss: If the buy order triggers, the stop loss is typically placed immediately below the NR7 low. If the sell order triggers, the stop loss is placed above the NR7 high. Trading Strategy (The Fade): Advanced contrarian traders often look for NR7 "fakeouts." If the price breaks out above the NR7 high but fails to gain any meaningful volume or momentum and quickly falls back into the range, they may "fade" the move by shorting the market. This strategy bets that the volatility expansion was a trap and that the market will reverse to test the opposite side of the NR7 range. Regardless of the chosen strategy, the small size of the NR7 candle allows for very tight risk control and high capital efficiency.
Key Elements of the Pattern
To effectively trade the NR7, it is important to understand the specific components and the context in which they appear. While the pattern is mathematically defined, its performance is often dictated by the surrounding market structure. * The Range: In the context of the NR7, the "range" is defined as the absolute difference between the intraday high and the intraday low. Unlike "True Range," it does not account for gaps from the previous day's close. This makes it a pure measure of the price travel during the session, reflecting the degree of agreement or indecision between buyers and sellers within that specific window of time. * The Context: NR7 patterns are most effective when they align with a broader, established trend. An NR7 that forms during a low-volume pullback in a strong uptrend is considered a high-probability "continuation" setup, suggesting the trend is about to resume with force. Conversely, an NR7 appearing after a massive, parabolic move might signal the final exhaustion of the trend rather than a continuation. * Inside Days: A common and powerful variation occurs when the NR7 day is also an "Inside Day." An Inside Day is one where the entire price range (High and Low) falls within the High and Low of the previous day. This represents a "double contraction"—the volatility is shrinking relative to both the immediate past and the previous seven days—often leading to even more explosive breakouts.
Advantages of the NR7 Pattern
The primary appeal of the NR7 pattern for professional traders is its exceptionally defined and limited risk. Because the "signal" candle has the narrowest range of the week by definition, the distance between your entry trigger (the high) and your protective stop loss (the low) is relatively small. This tight distance allows a trader to take a larger position size while still keeping their total dollar risk constant, which dramatically improves the potential Risk/Reward ratio of the trade. Furthermore, the NR7 is a purely objective pattern. There is no subjective "chart art" or interpretation required; the math either confirms that today is the narrowest range of the last seven days, or it doesn't. This objectivity makes it an ideal candidate for automated scanning and algorithmic execution. Finally, because the pattern is based on the universal principle of volatility cycles, it is robust and can be applied across virtually any liquid asset class, including stocks, futures, forex, and even cryptocurrencies, on any timeframe from 5-minute charts to monthly bars.
Disadvantages and Potential Pitfalls
The most significant challenge when trading the NR7 is the prevalence of "false breakouts" or "whipsaws." In a low-momentum or sideways market, the price may poke just above the NR7 high—triggering a buy order—only to immediately reverse and head toward the stop loss. These "fakeouts" are particularly common during holiday trading or ahead of major economic announcements when market participants are hesitant to commit to a direction. Another disadvantage is that the NR7 is strictly a volatility indicator, not a directional one. It tells you that a move is coming, but it doesn't tell you whether that move will be up or down. This can lead to frustration if a trader is biased toward one direction and ignores the signal on the opposite side. To mitigate these risks, many systematic traders require a "filter," such as waiting for the first 15 or 30 minutes of the next day's trading to confirm the direction of the breakout before entering, or only taking NR7 signals that align with a longer-term moving average.
Real-World Example: Stock Breakout
Consider a stock "XYZ" trading in a range. Daily Ranges for the last 7 days: Day 1: $2.50 Day 2: $3.10 Day 3: $1.80 Day 4: $2.20 Day 5: $1.50 Day 6: $1.90 Day 7 (Today): $1.10 Today's range ($1.10) is the smallest of the set. This is an NR7 day. NR7 High: $150.50 NR7 Low: $149.40 The Trade: The trader places a Buy Stop at $150.60 and a Sell Stop at $149.30. Next morning, XYZ rallies on news. It crosses $150.60, triggering the long trade. The stock surges to $155.00. The trader captured a $4.40 move with a risk of only ~$1.20.
FAQs
Absolutely. The fundamental principle of volatility cycles—where periods of contraction lead to periods of expansion—is a universal law of auction markets that applies to all timeframes. An NR7 on a weekly chart (meaning the narrowest weekly range in seven weeks) is a very powerful signal that often precedes a major, multi-week trend move. Many swing traders use the daily NR7 for entry and the weekly NR7 to identify the underlying environment where big moves are likely to occur.
Volume is a critical secondary indicator for any breakout strategy. Ideally, you want to see volume "drying up" or contracting during the actual NR7 day, confirming that the market has reached a point of temporary exhaustion and indecision. When the breakout occurs on the following day, a surge in volume provides the necessary "conviction" that the move is real and backed by institutional interest, rather than being a low-conviction fakeout that will quickly reverse.
Bollinger Bands are perhaps the most popular complement, as an NR7 day often coincides with a "Bollinger Band Squeeze," where the bands are at their narrowest point. Additionally, historical volatility indicators like the Average True Range (ATR) or the ADX can help confirm that the market is in an unusually quiet state. Some traders also use a simple 20-period moving average to ensure they only take breakouts that align with the intermediate-term trend, filtering out counter-trend noise.
The NR7 is essentially a "neutral" volatility signal that can mark either a reversal or a continuation. In a strong and healthy trend, it most often acts as a continuation pattern—a brief "breath" or pause before the trend resumes. However, if an NR7 forms at a major level of long-term support or resistance after an extended move, it can act as the starting point for a violent reversal. The direction of the subsequent breakout is the only thing that determines its character.
Toby Crabel is a legendary fund manager and systematic trader who revolutionized the study of short-term price patterns in the late 1980s. His book, "Day Trading with Short Term Price Patterns," is considered a cult classic because it used rigorous statistical analysis to prove that patterns like the NR7 and the Opening Range Breakout (ORB) had a distinct edge. His work moved technical analysis away from subjective "chart reading" and toward objective, quantifiable setups that can be tested.
The Bottom Line
The NR7 pattern is a powerful testament to the cyclical and rhythmic nature of financial markets: quiet leads to loud, and contraction inevitably leads to expansion. By systematically identifying these rare days of extreme price quiet, traders are able to position themselves at the very beginning of the next major wave of market momentum. It remains a favorite tool for professional breakout traders because it offers clear, objective rules for entry and exceptional risk-to-reward ratios due to its tight stop-loss placement. However, it is vital to remember that the NR7 is a volatility signal, not a directional one. For the best results, you should combine the NR7 with broader market context—such as the prevailing trend, major support and resistance levels, and volume confirmation—to filter out the noise and identify the highest-probability breakouts. When used with discipline and a sound understanding of market cycles, the NR7 can be an essential component of a systematic trading plan, helping you capture explosive price moves before they are obvious to the rest of the market. Ultimately, it serves as a reminder that some of the most profitable opportunities in trading come not from chasing high-volatility chaos, but from identifying the quiet moments that precede it.
Related Terms
More in Candlestick Patterns
At a Glance
Key Takeaways
- NR7 stands for "Narrow Range 7" days.
- It identifies the day with the smallest high-to-low range in the last 7 trading sessions.
- The pattern predicts a volatility expansion (breakout) is imminent.
- It was popularized by trader Toby Crabel in the 1990s.
Congressional Trades Beat the Market
Members of Congress outperformed the S&P 500 by up to 6x in 2024. See their trades before the market reacts.
2024 Performance Snapshot
Top 2024 Performers
Cumulative Returns (YTD 2024)
Closed signals from the last 30 days that members have profited from. Updated daily with real performance.
Top Closed Signals · Last 30 Days
BB RSI ATR Strategy
$118.50 → $131.20 · Held: 2 days
BB RSI ATR Strategy
$232.80 → $251.15 · Held: 3 days
BB RSI ATR Strategy
$265.20 → $283.40 · Held: 2 days
BB RSI ATR Strategy
$590.10 → $625.50 · Held: 1 day
BB RSI ATR Strategy
$198.30 → $208.50 · Held: 4 days
BB RSI ATR Strategy
$172.40 → $180.60 · Held: 3 days
Hold time is how long the position was open before closing in profit.
See What Wall Street Is Buying
Track what 6,000+ institutional filers are buying and selling across $65T+ in holdings.
Where Smart Money Is Flowing
Top stocks by net capital inflow · Q3 2025
Institutional Capital Flows
Net accumulation vs distribution · Q3 2025