Deep Dive: What Is the Price-to-Sales (P/S) Ratio
When Palantir Technologies trades at nearly 70 times its annual revenue while Walmart barely exceeds one times sales, the gap can seem absurd — until you understand what the price-to-sales ratio is actually measuring. The P/S ratio is one of the most intuitive valuation metrics in an investor's toolkit, and it becomes indispensable in exactly the situations where the more popular price-to-earnings ratio breaks down. With mega-cap growth stocks like NVIDIA commanding a P/S ratio above 24x ahead of its February 25 earnings report, and Salesforce trading at roughly 4x sales near its 52-week low, understanding how to interpret these numbers separates informed investors from those chasing headlines. The P/S ratio strips away the accounting complexity of earnings and asks a simpler question: how much are investors willing to pay for each dollar of revenue a company generates? This guide breaks down how to calculate the P/S ratio, what it reveals about different business models, where it works best, and — just as importantly — where it can lead you astray.