Net Working Capital Calculator
Calculate Net Working Capital, Current Ratio, and Quick Ratio from your balance sheet.
Assess short-term liquidity health with industry benchmark comparisons.
Net Working Capital (NWC) Formula
Net Working Capital measures a company’s short-term financial health — the buffer between what you owe in the next 12 months and what you have available to pay it with.
NWC = Current Assets − Current Liabilities
What Are Current Assets?
Assets that will be converted to cash within 12 months:
- Cash and cash equivalents: money in the bank, money market funds
- Accounts receivable: money owed to you by customers (already invoiced)
- Inventory: goods available for sale
- Short-term investments: marketable securities
- Prepaid expenses: insurance or rent paid in advance
What Are Current Liabilities?
Obligations due within 12 months:
- Accounts payable: money you owe to suppliers
- Short-term debt: bank lines of credit, current portion of long-term debt
- Accrued liabilities: wages payable, taxes payable, interest payable
- Deferred revenue: payments received but not yet earned
Current Ratio
Measures ability to pay short-term obligations with short-term assets:
Current Ratio = Current Assets ÷ Current Liabilities
Quick Ratio (Acid-Test)
A stricter measure that excludes inventory (which may take time to sell):
Quick Ratio = (Current Assets − Inventory) ÷ Current Liabilities
Interpreting the Results
| NWC | Meaning |
|---|---|
| Positive | Can cover short-term obligations, healthy |
| Zero | Exactly breaking even, vulnerable to any disruption |
| Negative | Owes more than it has liquid, liquidity risk |
Ratio Benchmarks
| Ratio | Danger Zone | Healthy Range | Excess Cash |
|---|---|---|---|
| Current Ratio | < 1.0 | 1.5 – 3.0 | > 3.0 |
| Quick Ratio | < 0.5 | 0.8 – 1.5 | > 2.0 |
Note: Retailers and grocery chains often operate with current ratios below 1.0 intentionally — their inventory turns fast enough that it is not a problem.
Worked Example
A small manufacturer’s balance sheet extract:
- Cash: $45,000 | Accounts Receivable: $80,000 | Inventory: $60,000 | Other Current Assets: $5,000
- Accounts Payable: $55,000 | Short-term Debt: $30,000 | Other Current Liabilities: $15,000
- Total Current Assets = $45,000 + $80,000 + $60,000 + $5,000 = $190,000
- Total Current Liabilities = $55,000 + $30,000 + $15,000 = $100,000
- NWC = $190,000 − $100,000 = $90,000 (healthy)
- Current Ratio = $190,000 ÷ $100,000 = 1.90 (healthy)
- Quick Ratio = ($190,000 − $60,000) ÷ $100,000 = 1.30 (healthy)
Pro Tips
- Negative NWC is not automatically fatal: Amazon, McDonald’s, and Walmart regularly operate with negative NWC because they collect cash before paying suppliers.
- Watch NWC trends over time. Declining NWC over several quarters is a more important warning sign than a single snapshot.
- Companies burning through working capital may need to raise debt or equity: an early warning signal for investors.