Double tops and double bottoms are reversal patterns that form when price tests a level twice and fails to break through. They are among the most common and reliable patterns in technical analysis, appearing on every timeframe and in every market. Here is how to identify them correctly and trade them with discipline.
What Is a Double Top?
A double top forms after an uptrend when price reaches a resistance level, pulls back, rallies again to approximately the same level, and fails a second time. The pattern looks like the letter "M" on the chart.
The two peaks should be at roughly the same price level — within 1-3% of each other. The valley between them is called the "confirmation line" or "neckline." The pattern is not confirmed until price breaks below this neckline.
Why It Works The first peak represents a level where sellers overwhelmed buyers. When price returns to that level and fails again, it reveals that selling pressure at that price is structural, not temporary. Buyers who bought the first dip and held are now trapped, and their selling on the neckline break accelerates the move down.
What Is a Double Bottom?
A double bottom is the inverse — it forms after a downtrend when price hits a support level, bounces, falls back to approximately the same level, and holds a second time. It looks like the letter "W" and signals a potential bullish reversal.
The same principles apply in mirror: the two troughs should be at similar levels, and the pattern confirms on a break above the peak between them.
Confirmation Rules
A double top or bottom is not a valid signal until confirmation occurs. Trading before confirmation is a common and costly mistake.
**For double tops:** - Price must close below the neckline (the low between the two peaks) - Volume should increase on the neckline break - The break should occur on a full candle close, not just an intraday wick
**For double bottoms:** - Price must close above the neckline (the high between the two troughs) - Volume expansion on the break adds conviction - A retest of the broken neckline from above is a high-probability entry
How to Trade Double Tops
Entry Short (or exit longs) on a close below the neckline with volume confirmation. Alternatively, wait for a retest of the broken neckline from below.
Stop Loss Place your stop above the second peak. If price exceeds both peaks, the pattern is invalidated.
Price Target Measure the distance from the peaks to the neckline and project that distance downward from the break point. If peaks are at $100 and the neckline is at $92, the target is $92 - $8 = $84.
How to Trade Double Bottoms
Entry Buy on a close above the neckline with volume, or on a pullback to the neckline that holds as support.
Stop Loss Place your stop below the second trough. Below both troughs invalidates the pattern.
Price Target Measure the distance from the troughs to the neckline and project upward. If troughs are at $50 and the neckline is at $58, the target is $58 + $8 = $66.
Double Top vs Double Bottom Reliability
Double bottoms tend to be slightly more reliable than double tops for two reasons: 1. They form during selling exhaustion, where fear-driven capitulation creates sharper, more defined lows 2. Short covering on the neckline break adds fuel to the upside move
Both patterns work best on daily and weekly charts. On intraday charts below 15 minutes, noise produces many false doubles.
Common Mistakes
- **Trading before confirmation**: The two peaks or troughs alone are not a signal. Wait for the neckline break.
- **Ignoring volume**: A neckline break on low volume is unreliable and often reverses.
- **Peaks/troughs too far apart**: If the pattern takes months to form, the context may have changed. Look for patterns that complete within a reasonable timeframe for your trading style.
- **Calling every two-touch level a double**: Not every two tests of a level qualify. The pattern needs a prior trend and a meaningful valley or peak between the touches.
- **Rigid price matching**: The two peaks or troughs do not need to be at the exact same price. Within 1-3% is standard. Demanding exact matches causes you to miss valid patterns.
Spotting Doubles Faster
Wyck can identify potential double top and double bottom formations on your chart screenshots, measure the pattern dimensions, and calculate the implied target — so you spend less time searching and more time planning your trade.
*This content is for educational purposes only and does not constitute financial advice. Past patterns do not guarantee future results.*