Definitions
In plain terms
The commonly documented event moves from below 0.40 to above 0.615 within ten trading days.
Technical
A production rule must define EMA initialization, inclusivity, valid-session counting, point-in-time universe, and whether the signal may retrigger.
Scope
The historical rule is not a promise of future market returns.
Formula
ZBT value = EMA_10(A / (A + D))ZBT_t=EMA_{10}\left(\frac{A_t}{A_t+D_t}\right)| Symbol | Meaning | Unit |
|---|---|---|
A | advancing issues | issues |
D | declining issues | issues |
Output unit: ratio
Examples
- A Fintech Builder lesson can compute or identify Zweig Breadth Thrust only after declaring its inputs, timing, and edge-case rules.
Common misconceptions
- The historical rule is not a promise of future market returns.
Concept relationships
Where this concept is used
Evidence and governance
- Advance-Decline Ratio Indicators and the Zweig Breadth Thrust StockCharts · secondary methodology
Supports: preferred label, short definition, technical definition, formula
Limits: Historical signal descriptions are not evidence of future performance, and implementations must freeze thresholds and window semantics.
- Reviewed by
- fintech-builder-batch-005
- Last reviewed
- 2026-07-27
- Next review
- 2027-07-27
- Record status
- evidence reviewed
This record is evidence-reviewed and readable, but not yet promoted to published — it is served noindex,follow and excluded from the sitemap.