Donchian Channel Breakout
Enter long on an N-day high and short on an N-day low; exit on a shorter M-day opposite extreme — Richard Donchian’s channel, still the skeleton of many CTA breakouts.
Definition
Donchian Channel Breakout refers to day high and short on an N-day low; exit on a shorter M-day opposite extreme — Richard Donchian’s channel, still the skeleton of many CTA breakouts. Keep that definition fixed when comparing series, managers, or regimes — renaming the same tape does not create a new signal.
Why it matters
It is a named object desks use to frame risk, positioning, or process. When day high and short on an N-day low; exit on a shorter M-day opposite extreme — Richard Donchian’s channel, still the skeleton of many CTA breakouts shifts, related hedges, limits, and narratives usually need an explicit update rather than a quiet assumption.
Case
Suppose a desk is positioned for the opposite of what donchian channel breakout is saying. If day high and short on an N-day low; exit on a shorter M-day opposite extreme — Richard Donchian’s channel, still the skeleton of many CTA breakouts moves against that book, the first question is not “is the story clever?” but whether size, hedges, and stop logic still match the observation.
How to read it
Keep the definition fixed, then challenge it with cross-checks before sizing. Prefer a short written null hypothesis for Donchian Channel Breakout: what would falsify the current reading in the next window?