Cracking the Price-to-Sales (PS) Ratio Code!

Cracking the Price-to-Sales (PS) Ratio Code!

Unlock the financial magic of the Price-to-Sales (PS) Ratio and understand how it can help you make better investment decisions.

Ever heard the saying, ‘All that glitters is not gold’? Well, the same goes for stocks!

Many first-time investors just starting their investment journey often dive into the stock market based on tips from friends, acquaintances, or TV experts. But here is the truth: investing in stocks isn’t a cakewalk but a calculated game. And the golden rule of this game is simple – always do your homework.

You might wonder, “Where do I start this homework?” Don’t worry; we are here to guide you.

Let’s begin with the basics. Imagine you walk into a car showroom and see a high-end sports car gleaming under the showroom lights. It is a sight to behold, no doubt. But the big question looms – is it worth the hefty price tag?

This scenario isn’t just about cars. Think about your grocery shopping. You always evaluate whether the quality of the groceries justifies their price, right?

In the stock market world, before deciding to buy a stock, you must also ask the same question – “Is the stock value for money?”. We turn to the Price-to-Sales (PS) ratio to find the answer. 

The PS ratio helps you determine if you are getting a steal deal or better off saving your money. 

Excited about today’s lesson? We bet it’s a Yes! So, fasten your seatbelts and let’s start with the journey to uncover the Price-to-Sales ratio.

What is Price-to-Sales (PS) Ratio?

The Price-to-Sales (PS) ratio is like a tool that helps you figure out if a company’s stock is a good deal or not. It is like when you are shopping, you see two identical gadgets, but one costs more. You would wonder, “Is the pricier one worth it?”

Well, in stocks, the PS ratio is your price tag scanner for stocks. It tells you how much investors are willing to pay for every rupee the company makes from its sales. In other words, it answers the question, “Is this stock priced right for the money the company is making?”. Remember, you get better analysis when you do competitor analysis. 

PS Ratio Formula

Let’s start by understanding how to calculate the PS ratio. The formula for the PS ratio is:

PS Ratio = Market Capitalisation / Total Sales or Revenue

Now, let’s break down this formula:

Market Capitalisation represents the total value of a company’s outstanding shares of stock in the market. In simple terms, it is the company’s stock price multiplied by the total number of shares.

Total Sales or Revenue is the total amount of money a company generates from its sales of products or services. It is essentially the company’s top-line income.

By dividing the market capitalisation by the total sales or revenue, we get the PS ratio, which tells us how the stock market values the company’s sales.

Interpreting the PS Ratio

Understanding the PS ratio requires some context. Here’s how to interpret it:

Low PS Ratio: A low PS ratio suggests that investors are paying relatively less for each rupee of the company’s sales than they are for other stocks in the same sector. This can indicate that the stock may be undervalued. However, the decision to invest in this company must not be taken using a single ratio; you must look at a wholesome picture of the company and its prospects before investing. 

High PS Ratio: A high PS ratio means that investors are willing to pay a premium for each rupee of the company’s sales. These might be growth stocks. It might indicate that the stock is overvalued, but, further analysis is needed to confirm this.

The next thing to note is that, at specific times, you can use the PS ratio instead of the PE ratio. Let us explain this better. In some cases, a company may report negative earnings, meaning they are not making a profit. In the traditional PE ratio, the denominator (earnings per share) is negative in such situations. This can lead to an undefined or misleading PE ratio, making it less useful for evaluating the stock. The Price-to-Sales ratio, on the other hand, doesn’t rely on earnings. Instead, it considers a company’s total sales or revenue in the denominator. This makes it a viable option for valuing stocks of companies with negative earnings or comparing companies across different industries.

Why is the PS Ratio Important?

Now that we understand what the PS ratio is, let’s delve into why it is crucial for investors:

1. Comparing Companies: The PS ratio allows investors to compare companies within the same industry. It helps identify which companies are trading at a premium compared to their peers and which are potentially undervalued.

2. Assessing Growth Potential: Investors can use the PS ratio to gauge a company’s growth potential. A low PS ratio might suggest that the company has room for growth, while a high ratio might indicate that growth expectations are already priced into the stock.

3. Spotting Investment Opportunities: For value investors, a low PS ratio can signal that a stock is worth considering. It may indicate that the market has not fully recognised the company’s potential.

4. Risk Assessment: A high PS ratio can also serve as a warning sign. It suggests that the stock may be overhyped, and there could be a risk of a market correction.

Limitations of the PS Ratio

While the PS ratio is a valuable tool, it is essential to be aware of its limitations:

1. Industry Variations: Different industries have different average PS ratios. Comparing PS ratios across sectors may not provide accurate insights.

2. No Consideration for Profitability: The PS ratio does not take into account a company’s profitability. A company with a low PS ratio may still be unprofitable.

3. Cyclical Nature: Some industries, such as clothing stores, hotels, and restaurants, may have highly variable sales figures. The PS ratio may not be as reliable for companies in such industries.


In conclusion, the Price-to-Sales (PS) ratio is a valuable tool for investors to evaluate a company’s stock price relative to its revenue. It helps identify potential investment opportunities and assess the market’s perception of a company’s sales performance. However, like any financial metric, it should be used alongside other indicators and a thorough analysis of the company’s fundamentals. 

*The article is for information purposes only. This is not an investment advice.


Teji Mandi Multiplier Portfolio of high quality companies that blends shorter term tactical bets with long term winners Subscription Fee
Min. Investment
Teji Mandi Multiplier Portfolio

Teji Mandi Multiplier

Concentrated portfolio of fundamentally strong small & midcap stocks that are likely to show potential growth.


Min. Investment

Subscription Fee

Teji Mandi Flagship A basket of 15-20 long-term and tactical stocks that we regularly rebalance to adjust to the market conditions. Subscription Fee
Min. Investment
Teji mandi Flagship portfolio

Teji Mandi Flagship

A Multi-Cap portfolio of 15-20 stocks that consists of tactical bets and long-term winners that generate index-beating returns.


Min. Investment

Subscription Fee

Recommended Articles

"Register Your Interest"