Purpose
The question this method should answer
Reconcile the reported trend to volume, price, mix, costs, working capital, and capital intensity.
Step-by-step method
Four passes through the evidence
Build a four-period bridge
Write the source, period, calculation, and result before moving to the next step.
Separate accounting from cash
Write the source, period, calculation, and result before moving to the next step.
Compare with peers
Write the source, period, calculation, and result before moving to the next step.
Write the driver that must persist
Write the source, period, calculation, and result before moving to the next step.
Evidence hierarchy
Prefer the source closest to the claim
Reader worksheet
Record the chain of reasoning
| Field | Research note | Provenance |
|---|---|---|
| Research question | ____________________________ | Source URL, filing page, and as-of date |
| Current evidence | ____________________________ | Source URL, filing page, and as-of date |
| Peer or benchmark | ____________________________ | Source URL, filing page, and as-of date |
| Counter-evidence | ____________________________ | Source URL, filing page, and as-of date |
| Next checkpoint | ____________________________ | Source URL, filing page, and as-of date |
| Invalidation rule | ____________________________ | Source URL, filing page, and as-of date |
Failure modes
Ways this method can mislead
- Using one quarter as a cycle
- Ignoring stock compensation or restructuring
- Treating adjusted metrics as cash
- Changing the question after the outcome becomes visible.
- Reporting a raw return without the market or sector benchmark.
Primary sources first
Evidence trail
Documents and market data change. Verify the latest filing and state the observation date before relying on a conclusion.
Practical application
How to complete Earnings Reaction Review
Start with a decision-sized question: Did operating improvement survive accounting adjustments, reinvestment needs, and changes in capital employed? A broad theme is not yet a research result. Name the company or peer set, reporting period, unit, accounting basis, and the date on which the answer will be reviewed.
| Research stage | What a complete result includes | Quality check |
|---|---|---|
| 1. Scope | One claim, one decision it informs, the measurement period, and the evidence that could contradict it. | Could two readers interpret the question in the same way? |
| 2. Primary evidence | Use gross and operating margin bridges, segment profit, tax notes, stock compensation, restructuring, invested capital, and cash conversion. Record the document, filed or published date, covered period, page or section, and URL. | Is the source close enough to the claim, or is it merely repeating another source? |
| 3. Comparable calculation | Separate mix and temporary cost actions from durable unit economics and calculate returns on a consistent capital base. Preserve the raw inputs beside the result. | Would a change in definition, fiscal calendar, currency, or business mix reverse the comparison? |
| 4. Interpretation | Separate reported fact, calculation, management explanation, analyst inference, uncertainty, and evidence that would change the view. | Can another reader reproduce the number without guessing an input? |
Illustrative reasoning
What the finished analysis should sound like
A higher adjusted margin can coexist with weaker economics if stock compensation, capitalized costs, restructuring, or acquisition spending rises faster than revenue. This is an illustrative reasoning pattern, not a factual statement about a current company. Replace it with dated, sourced company evidence before publication.
Strong answer
States the value, period, definition, calculation, benchmark, uncertainty, and next checkpoint. It identifies both confirming and conflicting evidence and explains why the chosen source is appropriate.
Weak answer
Repeats a management adjective, mixes periods, uses an adjusted value on one side and a reported value on the other, or presents a precise conclusion without exposing the inputs.
Publication test
Five checks before relying on the result
- Definition: write exactly what is included and excluded.
- Period: align dates and distinguish quarterly, year-to-date, trailing, and forward figures.
- Source: link the primary document and retain the page or section reference.
- Counter-evidence: document the strongest reasonable alternative explanation.
- Update rule: name the next filing, event, or threshold that requires a fresh conclusion.
Earnings Reaction Review is useful only when the trail remains understandable after the market outcome is known. Keep the original question and inputs so later review measures the method rather than rewriting the premise.