Reversal

Stock trading dictionary: meaning, example and how traders use it.

Last updated: October 17, 2026

Definition: A reversal is a change in the direction of a price trend, when an uptrend turns into a downtrend or a downtrend turns into an uptrend. Unlike a pullback, a reversal signals that the prior trend has ended.

How a trend reversal works

An uptrend is defined by higher highs and higher lows. A bearish reversal occurs when that sequence breaks: the stock fails to set a new high and then falls below its most recent swing low. A bullish reversal is the opposite, when a falling stock stops making lower lows and climbs above a prior swing high. Reversals often follow a shift in fundamentals, such as weakening earnings, or a change in market sentiment.

Common reversal patterns and signals

  • Head and shoulders and inverse head and shoulders.
  • Double tops and double bottoms, where price fails twice at the same level.
  • A break of a long-standing trendline or key support level.
  • Reversal candles on candlestick charts, such as engulfing patterns, though single candles are weak evidence alone.
  • Momentum divergence, where price makes a new high but an oscillator does not.
  • A spike in volume on the breaking move, suggesting conviction.

Reversal example

Suppose a stock rises from $30 to $55, with its last swing low at $48. It rallies to $54, failing to exceed the $55 peak, then drops to $46 on heavy volume, below the $48 low. The pattern of a lower high followed by a lower low suggests the uptrend has reversed. If the stock later bounces to $51 and fails again, that lower high adds confirmation that a downtrend is underway.

Reversal limitations and risk management

Reversal signals are probabilistic. A head and shoulders pattern can fail, a trendline break can be followed by a quick recovery, and a reversal candle on one day may be erased the next. Higher timeframes generally carry more weight, so a reversal on a weekly chart is usually considered more meaningful than one on a five-minute chart. Traders who act on reversal signals often use smaller position sizes and place stops beyond the most recent extreme, accepting that some trades will be stopped out. Fundamental news can also override any chart pattern.

Reversal vs pullback

The hardest part of trading reversals is telling them apart from a temporary pullback. A pullback keeps the trend structure intact, usually on lighter volume, while a reversal breaks it. Because many apparent reversals fail, traders often wait for confirmation, such as a close below support followed by a failed retest, before acting. Acting too early can lead to a whipsaw, where a position is exited just before the original trend resumes.

Frequently asked questions

How do you know if a stock is reversing?

Traders look for a broken trend structure, such as a lower high and a lower low in an uptrend, combined with signals like a trendline break, high volume, or a reversal chart pattern.

What is the difference between a reversal and a retracement?

A retracement, or pullback, is a temporary counter-move within an existing trend. A reversal is a lasting change in the trend's direction.

What is a bullish reversal?

A bullish reversal is when a downtrend ends and prices begin a new uptrend, often confirmed when the stock breaks above a prior swing high.

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For information only, not investment advice. See the disclaimer.