Repo Spike 2019
Mid-September 2019 US GC/SOFR printed in the double digits for a day as reserves met a tax date and bill supply — a plumbing scare that created the standing repo facility debate.
Definition
Repo Spike 2019 refers to september 2019 US GC/SOFR printed in the double digits for a day as reserves met a tax date and bill supply — a plumbing scare that created the standing repo facility debate. 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 september 2019 US GC/SOFR printed in the double digits for a day as reserves met a tax date and bill supply — a plumbing scare that created the standing repo facility debate 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 repo spike 2019 is saying. If september 2019 US GC/SOFR printed in the double digits for a day as reserves met a tax date and bill supply — a plumbing scare that created the standing repo facility debate 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 Repo Spike 2019: what would falsify the current reading in the next window?