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How the current ratio is calculated
The current ratio is one of the most widely used liquidity metrics in financial analysis. It is calculated by dividing total current assets — cash, trade debtors, stock, and other assets expected to convert within twelve months — by total current liabilities, which include trade creditors, accruals, short-term borrowings, and other obligations due within the same period.
A ratio of 1.5, for example, means the company holds £1.50 of current assets for every £1.00 of short-term obligations. These figures are illustrative only and do not represent a lending threshold or offer.
What the ratio tells you — and what it misses
A current ratio above 1.0x suggests a company should be able to cover its near-term liabilities from existing assets without requiring additional financing. A ratio below 1.0x does not necessarily mean insolvency is imminent — many profitable businesses operate with ratios below 1.0x, particularly those with fast-moving stock, strong credit terms from suppliers, or predictable subscription revenue — but it warrants monitoring.
The ratio has limitations. Slow-moving or unsaleable stock inflates the numerator without contributing to real liquidity. A company with a ratio of 2.0x built on overaged debtors may be less liquid than one with a ratio of 1.2x backed by cash and current receivables. For this reason, analysts also examine the quick ratio (which strips out inventory) and debtor days.
Sector context matters
Acceptable current ratios vary significantly by sector. Retailers often operate with ratios below 1.0x because they receive cash from customers before paying suppliers. Professional services firms may show higher ratios because work-in-progress and debtors build ahead of billing. Manufacturing businesses with large raw material stocks may show high ratios that flatter true liquidity.
When a lender reviews a business for a working capital facility or term loan, the current ratio is one data point in a broader picture that includes cash flow forecasts, credit history, and the quality of the underlying assets making up current assets.
Frequently asked questions
Is a very high current ratio always a good sign?
Not necessarily. A very high current ratio — say, above 3.0x — may indicate that a business is holding excessive cash, failing to invest in growth, or carrying high levels of slow-moving stock. Capital efficiency is also important; idle current assets represent an opportunity cost.
How does a lender use the current ratio?
Lenders use the current ratio as one indicator of short-term solvency. A ratio that has deteriorated sharply year-on-year, or that sits materially below industry peers, may prompt additional questions about working capital management or trigger a financial covenant review on an existing facility.
Funding for UK limited companies
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