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High, low and price swing

The distinction between a bar's OHLC extremes and multi-bar swing highs/lows, including pivot rules, confirmation and timeframe.

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Who this is for — Readers who want to describe price structure without confusing the high of one bar with a pivot confirmed across several bars.

Every OHLC bar has a high and a low: the maximum and minimum prices traded during that interval. A swing high or swing low is a relative extreme found by comparing several bars or applying a movement threshold. The two concepts are not interchangeable.

In plain terms — Every bar has a high and low; only selected extremes become swings. Selection depends on the rule and timeframe, so two indicators may mark different pivots without either being inherently wrong.

Bar high and low vs multi-bar swing Comparison between one bar high and low and multi-bar swing highs and lows, including confirmation delay and dependence on timeframe and rule. Bar high and low vs multi-bar swing A single-bar extreme is immediate; a pivot needs right-hand bars and a stated rule. Bar high and low Extremes observed within onebar. high low Multi-bar pivot Compared with bars to the left and right. swing high swing low right-hand bars right-hand bars confirmed here confirmed here Confirmation delay The pivot is known only after the required right-handbars arrive. Timeframe and rule Changing aggregation or comparison width may changethe pivots. A swing is not automatically support or resistance. Cyclepedia diagram · Emiciclo
The central pivot is confirmed only after the rule's required right-hand bars. A shorter lookback produces more swings and more noise.

Possible swing rules

There is no universal pivot definition. A method should state at least:

Parameter Examples
Comparison Number of bars to the left and right
Threshold Percentage, points, ATR or ZigZag criterion
Price Intrabar extreme or closing price
Equal values Treatment of equal highs and equal lows
Confirmation Immediate, after N bars or after a minimum movement
Timeframe Scale on which the rule is applied

A rule that requires future bars creates a confirmation delay. An indicator that displays the pivot before the condition is complete may move or remove it: this is operational repainting, not advance knowledge.

Sequences and descriptive structure

Observed sequence Common code Description
Rising swing highs HH Selected relative highs increase
Rising swing lows HL Selected relative lows increase
Falling swing highs LH Selected relative highs decrease
Falling swing lows LL Selected relative lows decrease

HH/HL and LH/LL describe the sequence selected by the rule. They do not prove that the move will continue. Breaking one swing adds contextual information but does not automatically certify a reversal.

From pivot to reference zone

Technical analysts often use previous highs and lows as candidate support and resistance areas. They remain interpreted zones: price may cross them, stop before them or react beyond them. Relevance depends on scale, observations and the rule used to select the swing.

Typical mistake — Combining pivots built with different timeframes or thresholds and reading them as if they came from one consistent rule.

Sources

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