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Price-to-Sales Ratio Calculator
Calculate the P/S ratio for any stock. Enter a ticker to auto-populate revenue data and see EV/Sales, 3-year revenue CAGR, sector percentile comparison, and a plain-English valuation verdict — with live data for any US-listed ticker.
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When to Use P/S Ratio
Pre-profit and early-stage companies
P/E ratios are meaningless when a company has no earnings. High-growth companies that reinvest aggressively — think early-stage SaaS, biotech in clinical trials, or e-commerce scaling into new markets — often show negative net income by design. P/S lets you compare these companies on a revenue basis when earnings-based multiples fail.
The key is pairing P/S with gross margin and revenue growth. A pre-profit company with 80% gross margins and 40% revenue growth is very different from one with 30% margins and 10% growth, even if both have the same P/S ratio.
SaaS and recurring revenue businesses
Software-as-a-service companies are the poster child for P/S valuation. Their revenue is sticky (90%+ net retention), high-margin (70-85% gross margins), and predictable. Investors willingly pay 6–15× sales because a dollar of SaaS revenue is worth more than a dollar of commodity revenue — it recurs, expands, and converts to profit at scale.
The "Rule of 40" is the SaaS standard: revenue growth rate + profit margin should exceed 40%. Companies above this threshold typically command P/S premiums. Below it, expect compression.
Turnarounds and cyclical troughs
When a cyclical company hits the bottom of its earnings cycle, P/E becomes deceptive — earnings are depressed or negative, making the stock look expensive on P/E right when it's actually cheapest. P/S is more stable because revenue fluctuates less than earnings through cycles.
Turnaround situations follow the same logic. A company restructuring its cost base may have temporarily distorted earnings, but revenue tells you the franchise's scale. If a retailer still does $10B in revenue but earns nothing because of a one-time restructuring charge, P/S captures the revenue base that will drive future earnings.
P/S vs P/E — When to Use Each
Revenue-based valuation
Works for all companies regardless of profitability. More stable than earnings. Harder to manipulate through accounting. Best for growth companies, SaaS, biotech, and turnarounds. Ignores cost structure — a high-margin and low-margin company with the same revenue get the same P/S.
Earnings-based valuation
The gold standard for profitable companies. Reflects actual bottom-line economics. Better for mature businesses with stable margins. Breaks down with negative earnings, cyclical peaks, or heavy one-time charges. Most intuitive: "how many years of earnings am I paying for?"
Capital-structure neutral
EV/Sales is the enterprise-level version of P/S. It accounts for debt and cash, making it better for cross-company comparison. If company A has $5B market cap and no debt while company B has $3B market cap and $2B debt, both have $5B EV — EV/Sales treats them equally.
Use multiple metrics together
No single ratio tells the whole story. Use P/S to screen, P/E to sanity-check profitability, EV/EBITDA for operating valuation, and DCF for absolute intrinsic value. When all four agree, conviction is high. When they diverge, the divergence itself is the insight.
P/S Ratio by Sector — Benchmarks
| Sector | Median P/S | Typical Range |
|---|---|---|
| Technology | 6.0× | 2.0–15.0× |
| Healthcare | 4.0× | 1.5–10.0× |
| Real Estate | 5.0× | 2.0–10.0× |
| Communication Services | 2.5× | 1.0–6.0× |
| Financial Services | 2.5× | 1.0–5.0× |
| Utilities | 2.0× | 1.0–3.5× |
| Industrials | 1.8× | 0.7–4.0× |
| Consumer Staples | 1.5× | 0.6–3.5× |
| Consumer Cyclical | 1.2× | 0.4–3.0× |
| Basic Materials | 1.2× | 0.5–2.5× |
| Energy | 0.8× | 0.3–1.8× |
Frequently asked questions
What is the price-to-sales ratio?
The price-to-sales (P/S) ratio divides a company's stock price by its revenue per share (or equivalently, market cap by total revenue). A P/S of 3× means investors pay $3 for every $1 of annual revenue. Unlike P/E, P/S works even when a company has no earnings — making it essential for valuing pre-profit growth companies, SaaS businesses, and turnarounds.
What is a good P/S ratio?
A 'good' P/S ratio depends entirely on the sector and growth rate. Software companies often trade at 6–15× sales because of high margins and recurring revenue. Energy and retail typically trade at 0.3–1.5× because of thin margins. The key question is how much of each revenue dollar converts to profit. A 5× P/S on a 70% gross margin SaaS company may be cheaper than 1× P/S on a 5% margin retailer.
How do you calculate the P/S ratio?
P/S Ratio = Stock Price ÷ Revenue Per Share. Equivalently: Market Cap ÷ Total Revenue (TTM). Revenue per share = total trailing twelve months revenue ÷ diluted shares outstanding. Use TTM revenue for the most current picture.
What is the difference between P/S and EV/Sales?
P/S uses market cap (equity value only), while EV/Sales uses enterprise value (equity + debt - cash). EV/Sales is more accurate for comparing companies with different capital structures because it accounts for debt. A company with heavy debt will have a higher EV/Sales than P/S, revealing the true cost an acquirer would pay per dollar of revenue.
When should you use P/S instead of P/E?
Use P/S when: (1) the company has negative or volatile earnings — revenue is more stable; (2) you're comparing companies at different profitability stages (e.g., one profitable, one reinvesting); (3) analyzing SaaS, biotech, or other high-growth sectors where earnings are intentionally depressed by R&D and growth spending. P/S is also harder to manipulate through accounting choices since revenue recognition is more straightforward than earnings.
What does a P/S ratio below 1 mean?
A P/S below 1× means you're paying less than $1 for every $1 of annual revenue — the market values the company at less than one year's sales. This is deep value territory. It can signal a genuine bargain in a mature business with stable revenue, or it can indicate the market expects revenue to decline. Always check why the ratio is low: is it a cyclical trough, structural decline, or genuine undervaluation?
What P/S ratio is too high?
P/S above 10× is generally speculative — the market expects revenue to grow dramatically from current levels. Even high-margin SaaS companies rarely sustain P/S above 15× long-term. At 10×+ P/S, you need 30%+ annual revenue growth to justify the multiple. If growth slows, the multiple compresses rapidly. Most P/S compression events happen when growth decelerates from 40%+ to 20-30%, even though 20-30% growth is still strong in absolute terms.
How does P/S ratio vary by sector?
Sector P/S medians vary dramatically: Technology 6×, Healthcare 4×, Communication Services 2.5×, Utilities 2×, Industrials 1.8×, Consumer Staples 1.5×, Consumer Cyclical 1.2×, Materials 1.2×, Energy 0.8×. The variation reflects margin differences — high-margin sectors command higher revenue multiples because more of each revenue dollar flows to shareholders as profit.