Net Working Capital Ratio I. Liquidity ● live ✓ 5 of 5
The net working capital (NWC) ratio expresses a company's net working capital as a proportion of its total assets. It answers a different question from the other four liquidity ratios — rather than asking "can we cover our short-term liabilities?", it asks "how much of our total asset base is funded by working capital cushion?"
Net working capital itself is simply: Current Assets minus Current Liabilities. A positive NWC means the company has more short-term assets than short-term obligations — a buffer. The ratio then scales this buffer against total assets to give a sense of its structural weight in the balance sheet.
This ratio is particularly useful when comparing companies of different sizes, and for tracking whether a company's working capital cushion is growing or shrinking over time relative to its asset base.
Now that all 5 liquidity ratios are available, use them together for a complete view:
A company with strong current, quick, and cash ratios but a low NWC ratio may have a thin balance sheet relative to its obligations. A high NWC ratio with weak operating cash flow may indicate the balance sheet is strong but the business isn't generating cash efficiently.
| Range | Signal | What it means |
|---|---|---|
| ≥ 20% | Strong | Substantial working capital cushion relative to total assets. Healthy balance sheet structure. |
| 5% – 20% | Fair | Reasonable working capital position. Adequate but monitor for deterioration. |
| 0% – 5% | Weak | Very thin positive cushion. Low structural working capital in balance sheet. |
| < 0% | Negative | Working capital deficit. Current liabilities exceed current assets — structural risk. |
Note: Some industries (supermarkets, telecoms) structurally operate with negative NWC — this is normal if operating cash flow is strong.
Source: Damodaran Online, NYU Stern. Capital-intensive sectors typically show lower ratios; asset-light tech firms show higher ones.
| Industry | Median | P25 | P75 |
|---|---|---|---|
| Technology | 22.0% | 10.0% | 38.0% |
| Healthcare | 20.0% | 8.0% | 34.0% |
| Manufacturing | 14.0% | 5.0% | 26.0% |
| Consumer Goods | 12.0% | 4.0% | 24.0% |
| Energy | 8.0% | 1.0% | 18.0% |
| Real Estate | 6.0% | -2.0% | 16.0% |
| Retail | 5.0% | -3.0% | 14.0% |
| Financial Services | 4.0% | -2.0% | 12.0% |
| Telecommunications | -2.0% | -10.0% | 6.0% |
| Company | Current Assets | Current Liabilities | Total Assets | NWC | Ratio | Signal |
|---|---|---|---|---|---|---|
| Tech firm | 200,000 | 60,000 | 500,000 | +140,000 | 28.0% | Strong |
| Manufacturer | 120,000 | 80,000 | 400,000 | +40,000 | 10.0% | Fair |
| Supermarket | 60,000 | 90,000 | 350,000 | -30,000 | -8.6% | Structural* |
| Equity Group FY2024 | KES 344,609m | KES 1,557,758m | KES 1,804,626m | -1,213,149m | -67.2% | Bank — normal* |
* Negative NWC is structurally normal for banks and supermarkets — deposits and payables fund long-term assets by design.
Is negative NWC always bad?
No. Supermarkets collect cash before paying suppliers (negative cash conversion cycle) and banks use deposits to fund loans. For these businesses a negative NWC ratio is structurally normal and even efficient. The key test is whether operating cash flow is strong enough to sustain the model.
How is this different from the current ratio?
The current ratio is a coverage multiple — how many times can current assets cover current liabilities. The NWC ratio is a balance sheet proportion — what percentage of total assets does working capital cushion represent. Both use the same inputs but answer different analytical questions.
Should I track this ratio over time?
Yes. A declining NWC ratio over several years is an early warning sign that working capital is being squeezed — even if the absolute current ratio still looks acceptable. It signals the business is becoming more leveraged in its short-term obligations relative to its overall asset base.
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