Dr. Kim is a CIA specializing in high-growth equity valuation and fundamental analysis, ensuring the accurate modeling of the Price-to-Sales ratio.
The **Stock Price-to-Sales Ratio Calculator** (P/S Ratio) is a core valuation metric used to gauge how the market values a company’s revenue. This metric is especially useful for companies that have strong sales but are not yet profitable. This versatile four-function solver allows you to determine the **P/S Ratio (R)**, **Stock Price (P)**, **Sales per Share (S)**, or the related **Earnings per Share (E)** (via Net Margin analysis). Simply input any three of the four core variables and the tool will solve for the missing one.
P/S Ratio Valuation Solver
Price-to-Sales Ratio Formulas
The P/S Ratio is the primary valuation tool, comparing the market price to the total revenue generated per share. The link to Net Margin (M) is provided for consistency checks.
Core Ratio: P/S Ratio (R) = Stock Price / Sales per Share
Related Metric: Net Profit Margin (M): $M = (E / S) \times 100$
$$ R = \frac{P}{S} $$
$$ P/E = R \cdot \frac{S}{E} $$ \text{ (Relationship to P/E Ratio)}
\text{Solve for Stock Price (P): } $$ P = R \cdot S $$
\text{Solve for Sales per Share (S): } $$ S = \frac{P}{R} $$
Formula Source: Investopedia: Price-to-Sales Ratio
Variables
- P (Stock Price): The current market price per share. (In currency).
- S (Sales per Share): The total annual revenue generated by the company divided by the number of shares outstanding. (In currency).
- R (P/S Ratio): The multiplier indicating how much the market values every dollar of the company’s revenue. (As a dimensionless number).
- E (EPS): Earnings per Share (Net Income / Shares Outstanding). Used as an auxiliary input to calculate Net Margin. (In currency).
Related Valuation & Revenue Calculators
Analyze key ratios for comparing growth stocks and sales efficiency:
What is the Price-to-Sales Ratio?
The Price-to-Sales (P/S) Ratio is a key valuation multiple that assesses the relative value of a stock by comparing its current market price (P) to its revenue per share (S). It shows how many dollars an investor must pay for every dollar of the company’s annual sales. Unlike the P/E ratio, the P/S ratio can be calculated even for companies that are losing money (negative earnings), making it a popular metric for valuing high-growth technology startups or companies in cyclical industries facing temporary losses.
A **low P/S ratio** (e.g., below 1.0) may indicate an undervalued stock, while a **high P/S ratio** (e.g., above 10) suggests significant investor confidence in future revenue growth. P/S ratios are highly industry-dependent: retail and utility companies often have low ratios, while rapidly growing software and biotech companies tend to command much higher multiples based on their future potential.
How to Calculate P/S Ratio (Example)
A high-growth stock trades at a price (P) of $\$100.00$. The company reported Sales per Share (S) of $\$15.00$ over the last twelve months. We solve for the P/S Ratio (R).
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Step 1: Identify Variables
Stock Price $(P) = \$100.00$. Sales per Share $(S) = \$15.00$.
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Step 2: Apply the P/S Ratio Formula
$$ R = \frac{P}{S} = \frac{\$100.00}{\$15.00} $$
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Step 3: Determine the P/S Ratio (R)
The resulting P/S Ratio is approximately $\mathbf{6.67}$. This means investors are paying $\$6.67$ for every dollar of the company’s annual sales.
Frequently Asked Questions (FAQ)
The P/E ratio requires positive earnings (EPS > 0). For young, high-growth companies that are prioritizing market share growth and reinvestment, earnings are often negative. The P/S ratio still works because sales (revenue) are typically positive, providing a basic valuation anchor.
The P/S ratio ignores the company’s **cost structure and profitability**. A company with a low P/S ratio but extremely high operating costs may be a poor investment, whereas a company with a high P/S ratio but very low costs may be highly profitable.
The three are linked by the identity: $\text{P/E} = \text{P/S} \div \text{Net Margin}$. This means if a company converts 10% of sales to profit (10% Net Margin), a P/S of 4.0 implies a P/E of $4.0 / 0.10 = 40$.
Sales per Share (S) is the denominator when calculating the P/S Ratio ($R = P/S$). It must be positive because you cannot calculate a meaningful valuation ratio based on zero or negative revenue.