Bull Flattener
A bull flattener is the curve flattening as yields fall, usually because the front end rallies more than the long end into easier policy or a growth scare.
Definition
Bull Flattener refers to a bull flattener is the curve flattening as yields fall, usually because the front end rallies more than the long end into easier policy or a growth scare. 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 a bull flattener is the curve flattening as yields fall, usually because the front end rallies more than the long end into easier policy or a growth scare 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 bull flattener is saying. If a bull flattener is the curve flattening as yields fall, usually because the front end rallies more than the long end into easier policy or a growth scare 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 Bull Flattener: what would falsify the current reading in the next window?
Ask the macro AI about this object
Opens Copilot with Codex + RAG context, or send the object into Alpha Factory intake.