A break of structure confirms a trend. A change of character (CHoCH, often pronounced "choch") is the first sign that the trend may be ending. It is a break of structure against the trend.
Defining a CHoCH
In an uptrend, the key level is the last higher low: the low that launched the most recent break to a new high. As long as that low holds, the uptrend is intact. A body close below it is a bearish CHoCH. In a downtrend, the mirror applies: a close above the last lower high is a bullish CHoCH.
BOS versus CHoCH
| BOS | CHoCH | |
|---|---|---|
| Direction | With the trend | Against the trend |
| Uptrend example | Close above the last swing high | Close below the last higher low |
| Message | Trend continues | Trend may be reversing |
| Typical use | Hold or add in the trend direction | Stop looking for trend trades; watch for a reversal |
CHoCH is a warning, not a guarantee
A single CHoCH tells you the trend's character changed: buyers who kept defending the lows have stopped. It doesn't prove a downtrend has begun. Price may form a range, or the old trend may resume. Most traders want to see the follow-up: a lower high and then a bearish BOS through the next low. That sequence confirms the new trend.
Worked example: reading the sequence
GBP/USD on the 1-hour chart: higher highs at 1.2700, 1.2740 and 1.2780, with higher lows at 1.2660, 1.2705 and 1.2745.
Price drops and closes at 1.2738, below the last higher low at 1.2745. That's the CHoCH.
It rallies to 1.2765, a lower high below 1.2780, then falls and closes below the next low. That bearish BOS confirms the shift.
Where CHoCH matters most
- At higher-timeframe levels. A CHoCH as price reaches daily resistance carries more weight than one in the middle of nowhere.
- After a liquidity sweep. A run above an obvious high followed by a CHoCH is one of the most common SMC reversal setups (Module 5).
- On the lower timeframe inside a higher-timeframe pullback, where it signals the pullback is ending. That's chapter 7.
Key takeaways
- A change of character (CHoCH) is a break of structure against the trend: the first sign it may be ending.
- In an uptrend, a CHoCH is a close below the last higher low; in a downtrend, a close above the last lower high.
- Confirmation usually comes from a new lower high (or higher low) and a BOS in the new direction.
- CHoCH carries most weight at higher-timeframe levels and after a liquidity sweep.