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Metric

Price-to-Sales Ratio (P/S)

Category

Valuation Metrics

Definition

Price-to-sales divides market cap by trailing twelve-month revenue. It is useful for valuing companies that are not yet profitable, where P/E is undefined. P/S treats all revenue dollars equally regardless of profitability, so a low P/S does not necessarily mean a stock is cheap — a company with a 2% net margin at a P/S of 0.5 may be less attractive than a company with a 25% margin at a P/S of 5.

Formula

P/S = Market Capitalization / Revenue (TTM)

How GeminIQ calculates this metric

GeminIQ divides market cap by TTM revenue from SEC filings.

FAQ

Q: When is P/S most useful?

A: P/S is most useful for early-stage companies that are not yet profitable, where P/E cannot be calculated. It is also useful for comparing companies with similar margin profiles within the same industry. It should always be paired with margin analysis — a low P/S on a low-margin business may not be attractive.

Q: What is a good P/S ratio?

A: SaaS companies: 5-15x is common for high-growth names. Consumer brands: 1-3x. Retail and grocery: 0.2-0.8x. The appropriate P/S depends entirely on the margin profile — high-margin businesses justify higher P/S ratios because a larger share of each revenue dollar converts to profit.

Q: Why might P/S differ between platforms?

A: Revenue definitions can vary if the aggregator reclassifies items. GeminIQ uses as-filed revenue from SEC filings.