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Accounting Red Flags

A checklist assembled from what has actually preceded accounting failures. None of the items is proof of anything, and several together are a pattern.

MadStockAlerts Research · Updated August 28, 2026

What to take away

  • Profit persistently above operating cash flow is the most cited single indicator.
  • Receivables or inventory growing faster than revenue is the second.
  • Auditor changes, late filings and material weaknesses are disclosed events.
  • Changes in estimates and in segment definitions are disclosed and rarely read.
  • No item is proof; a cluster is a reason to look harder.

MAD Academy Training Video · 0:46

The Patterns Worth Noticing

No single line proves anything. What matters is a cluster of divergences appearing at the same time.

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The financial-statement signals

SignalWhere to find itWhat it can indicate
Profit above operating cash flow, persistentlyThe cash flow statementAggressive recognition or deteriorating collection
Receivables growing faster than revenueBalance sheet against income statementLooser terms, or sales to weaker customers
Inventory growing faster than revenueThe same comparisonDemand slowing before it appears in sales
A falling effective tax rateThe tax reconciliationOne-off benefits inflating profit
Rising other incomeIncome statement, below the operating lineProfit from disposals rather than operations
Capitalising costs peers expenseThe accounting policies noteProfit moved into the future

The disclosed events

  • An auditor resignation or dismissal, which is reported on Form 8-K along with any disagreements.
  • A late filing notification, which must state why the report could not be filed on time.
  • A material weakness in internal control, disclosed in the annual report.
  • A non-reliance announcement under Item 4.02, which is a restatement in progress.
  • Departure of the chief financial officer, particularly close to a filing deadline.

Every one of these is an event with a filing attached and a date. Unlike the ratio-based signals, they require no interpretation at all: they either happened or they did not.

The changes that are easy to miss

Several disclosed changes alter reported results without appearing as events, and each is described in the notes.

  • A change in the useful life assigned to assets, which changes depreciation and therefore profit.
  • A change in the allowance for credit losses, which changes the expense recognised.
  • A redefinition of segments, which breaks comparisons beyond the restated years.
  • A change in the definition of a company-reported metric, which changes a series nobody audits.
From routine to serious
Common and usually routineAn estimate revised, an adjustment repeated
Worth a closer lookCash flow diverging, receivables outrunning revenue
Disclosed eventsAuditor change, late filing, material weakness, non-reliance
OrdinaryRead everything
Individually, most of these have ordinary explanations. The reason to hold them as a list is that they cluster, and the cluster is the finding rather than any single item.

How to use a list like this

No item is evidence of wrongdoing. Every one of them has an innocent explanation that is usually the correct one, and the great majority of companies exhibiting several are simply going through something ordinary. What a cluster establishes is that the filings deserve to be read rather than skimmed.

It is also worth noting that the most consequential accounting failures were visible in the filings before they were public. The information was available; it was not read, which is the argument for the list rather than for any single item on it.

Where to look first

The checklist is long and the order in which it is applied determines whether it is practical. Two comparisons cover most of what the rest elaborate.

  1. 1Cumulative profit against cumulative operating cash flowOver three to five years, from the cash flow statement. A gap that does not close is the single most cited indicator.
  2. 2Receivables and inventory growth against revenue growthFrom the balance sheet and the income statement. Both outgrowing revenue is the classic pattern.
  3. 3Then the disclosed eventsAuditor change, late filing, material weakness, non-reliance. Each is a filing with a date.
  4. 4Then the notesChanges in estimates, segment redefinitions, and the accounting policies that differ from peers.

The first two steps take a few minutes with two statements and catch a substantial share of what the full list covers. The rest is elaboration for cases where the first two produce something.

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