The Altman Z-Score is a widely used financial distress model in fundamental analysis, designed to estimate the probability that a company could face serious financial trouble, including the risk of bankruptcy. Instead of focusing on valuation, the Altman Z-Score focuses on financial stability.
It’s especially useful for investors who want to avoid weak companies before they become obvious problems. A business can look cheap on valuation metrics and still be financially fragile.
Altman Z-Score Calculator
Estimate financial distress risk using the classic Altman Z-Score model.
How This Calculator Works
In Simple mode, enter the 5 Altman Z-Score inputs directly. This is fastest if you already know the required ratios or financial values.
Simple Inputs
Results
| Factor | Value | Weighted Contribution |
|---|---|---|
| X1: Working Capital / Total Assets | 0.0000 | 0.0000 |
| X2: Retained Earnings / Total Assets | 0.0000 | 0.0000 |
| X3: EBIT / Total Assets | 0.0000 | 0.0000 |
| X4: Market Value Equity / Total Liabilities | 0.0000 | 0.0000 |
| X5: Sales / Total Assets | 0.0000 | 0.0000 |
Read the full tutorial: Altman Z-Score: Assess Company Health & Boost Your Profits.
How to Use the Altman Z-Score Calculator
Our Altman Z-Score calculator helps you estimate the score in either a simple, ratio-based format or an advanced mode using raw financial statement inputs. The result gives you a quick view of whether a company falls into the safe, grey, or distress zone.
The Altman Z-Score helps identify that risk earlier.
The fastest way to use the calculator is in Simple mode.
In Simple mode, you enter the five factors used in the Altman Z-Score directly:
- working capital divided by total assets
- retained earnings divided by total assets
- EBIT divided by total assets
- market value of equity divided by total liabilities
- sales divided by total assets
This is useful if you already know the ratios or have calculated them elsewhere.
In Advanced mode, you can enter the raw financial numbers instead:
- working capital
- retained earnings
- EBIT
- market value of equity
- sales
- total assets
- total liabilities
The calculator then derives the five factors automatically and computes the final Z-Score for you.
Once entered, the tool shows:
- the Altman Z-Score
- the company’s risk tier
- a distress-risk interpretation
- the weighted contribution of each factor
The best use of the calculator is as a financial health screen. It helps you identify companies that deserve caution or deeper review before you focus on valuation or growth potential.
Altman Z-Score Formula Explained
The classic Altman Z-Score formula is:
Z = 1.2X1 + 1.4X2 + 3.3X3 + 0.6X4 + 1.0X5
Where:
- X1 = Working Capital / Total Assets
Measures short-term liquidity relative to total asset size. - X2 = Retained Earnings / Total Assets
Measures how much of the company’s asset base has been funded by accumulated profits rather than external capital. - X3 = EBIT / Total Assets
Measures operating profitability relative to asset size. - X4 = Market Value of Equity / Total Liabilities
Measures how much market-value cushion exists compared with the company’s total obligations. - X5 = Sales / Total Assets
Measures asset turnover, or how efficiently the company generates revenue from its assets.
Each ratio is weighted based on its importance in the original model. The final score is then interpreted using the classic thresholds:
- Above 2.99 = Safe zone
- 1.81 to 2.99 = Grey zone
- Below 1.81 = Distress zone
The key idea is that stronger liquidity, profitability, accumulated earnings, balance-sheet strength, and asset efficiency all reduce the likelihood of financial distress.
Altman Z-Score Worked Example
Assume a company has the following values:
- Working Capital / Total Assets = 0.20
- Retained Earnings / Total Assets = 0.25
- EBIT / Total Assets = 0.12
- Market Value of Equity / Total Liabilities = 1.50
- Sales / Total Assets = 1.20
Now apply the formula:
Z = 1.2(0.20) + 1.4(0.25) + 3.3(0.12) + 0.6(1.50) + 1.0(1.20)
Step by step:
- 1.2 × 0.20 = 0.24
- 1.4 × 0.25 = 0.35
- 3.3 × 0.12 = 0.396
- 0.6 × 1.50 = 0.90
- 1.0 × 1.20 = 1.20
Add them together:
Z = 0.24 + 0.35 + 0.396 + 0.90 + 1.20 = 3.086
So the Altman Z-Score is about 3.09.
That places the company in the safe zone, which suggests relatively low financial distress risk under the classic Altman framework.
How to Interpret the Result
The Altman Z-Score is best interpreted as a risk-screening signal, not as a prediction with certainty.
A score above 2.99 generally suggests that the company is financially healthy under the model. It usually indicates decent liquidity, acceptable profitability, and enough balance-sheet strength to reduce near-term distress risk.
A score between 1.81 and 2.99 falls into the grey zone. This does not automatically mean the company is in trouble, but it does mean the balance sheet and operating profile deserve closer scrutiny. Investors should review leverage, debt maturity, interest coverage, and cash flow consistency more carefully.
A score below 1.81 falls into the distress zone. That suggests elevated financial risk and a higher probability of serious financial trouble under the model. For investors, this is often a warning sign that the stock may be cheap for a reason.
It is also important to understand the limitations. The classic Altman Z-Score was originally built for public manufacturing companies, so it can be less precise for financial firms, asset-light companies, software businesses, or companies with unusual capital structures.
That is why the Altman Z-Score works best as one part of a broader process. A strong investor will use it alongside valuation, profitability analysis, debt ratios, cash flow trends, and a competitive assessment before making a final decision.
