Stock FAQs

what are the pros and cons of only using the p/e ratio to determine the value of a stock

by Mr. Hubert Hilpert I Published 3 years ago Updated 2 years ago

There are many pros and cons of the P/E ratio, here are some of them. P/E Pros: Easy figure to calculate; readily available datapoint for most stocks Helps investors quickly estimate the value of a stock

Full Answer

What are the advantages of P/E ratio in stock market?

Widely used: The P/E ratio is widely used in the stock market and even for financial stocks like banks and insurance companies. 2. Easy to compute: Price-earnings ratio is very easy to calculate. You only need the share price and the EPS (earning per share). 3.

What happens when the P/E ratio is too low?

As a result, despite its earnings, the stock typically sells off somewhat if it has a low P/E since investors don't think the current price justifies the earnings outlook. There are problems that arise for investors with the use of the P/E ratio.

How do you calculate a stock's P/E ratio?

The equation looks like this: Let's say a company is reporting basic or diluted earnings per share of $2, and the stock is selling for $20 per share. In that case, the P/E ratio is 10 ($20 per share ÷ $2 earnings per share = 10 P/E). This information is useful because, if you invert the P/E ratio, you can find out a stock's earnings yield.

Does a high P/E ratio mean a stock is overvalued?

A high P/E does not necessarily mean a stock is overvalued. Any P/E ratio needs to be considered against the backdrop of the P/E for the company's industry. Investors not only use the P/E ratio to determine a stock's market value but also in determining future earnings growth.

What is the advantage of PE ratio?

The P/E ratio helps investors determine the market value of a stock as compared to the company's earnings. In short, the P/E shows what the market is willing to pay today for a stock based on its past or future earnings. A high P/E could mean that a stock's price is high relative to earnings and possibly overvalued.

What is a downside of using PE multiple for valuation?

The downside to this is that growth stocks are often higher in volatility, and this puts a lot of pressure on companies to do more to justify their higher valuation. For this reason, investing in growth stocks will more likely be seen as a risky investment. Stocks with high P/E ratios can also be considered overvalued.

What is the importance of PE ratio what are its limitations?

The P/E ratio is derived by taking the price of a share over its estimated earnings. As such, a higher value generally indicates a greater cost for a lower return, and a lower value generally indicates a greater return for a lower cost.

What is the most important use of the PE ratio for investors?

The most common use of the P/E ratio is to gauge the valuation of a stock or index. The higher the ratio, the more expensive a stock is relative to its earnings. The lower the ratio, the less expensive the stock. In this way, stocks and equity mutual funds can be classified as “growth” or “value” investments.

How do you use PE ratio to value a company?

For example, if a company has earnings of $10 billion and has 2 billion shares outstanding, its EPS is $5. If its stock price is currently $120, its PE ratio would be 120 divided by 5, which comes out to 24. One way to put it is that the stock is trading 24 times higher than the company's earnings, or 24x.

What is a good PE ratio for a stock?

So, what is a good PE ratio for a stock? A “good” P/E ratio isn't necessarily a high ratio or a low ratio on its own. The market average P/E ratio currently ranges from 20-25, so a higher PE above that could be considered bad, while a lower PE ratio could be considered better.

Why is PE important in the stock market?

P/E ratio is one of the primary tools used by the investors in this respect, which helps the investors to determine if a stock is undervalued or overvalued. If the stock is trading at a higher P/E ratio, it highlights that the company's share prices are higher than its current earnings and hence, are overvalued.

Is PE ratio a good indicator?

To many investors, the price-earnings ratio is the single most indispensable indicator for any stock purchase.

Is PE ratio high good or bad?

P/E ratio, or price-to-earnings ratio, is a quick way to see if a stock is undervalued or overvalued. And so generally speaking, the lower the P/E ratio is, the better it is for both the business and potential investors. The metric is the stock price of a company divided by its earnings per share.

What is EPS in stock?

a company’s stock price with its historic earnings per share (EPS)… It is effectively a shorthand for how expensive or cheap a share is compared with its profits. Alternatively, it can be calculated by dividing the company’s market capitalization by its total annual earnings….

Can earnings be distorted?

1. Unlike other metrics such as cash flow and dividends, earnings can be subject to manipulation at company level, which means P/E can be distorted depending on how the company has accounted for particular items …. The fact that accounting standards vary from country to country only adds to that problem.

Who used the P/E ratio?

The P/E ratio was used by the late Benjamin Graham. Not only was he Warren Buffett's mentor, but he is also credited with coming up with " value investing ." 1 

Why do you look at your portfolio through the P/E lens?

But looking at your portfolio through the P/E lens can help you avoid getting swept away in bubbles or panics. It can also help you know whether a stock is getting overvalued and no longer earning enough to warrant its price. Warning. You should never rely on P/E ratios alone when you choose investments.

Why do investors prefer PEG?

Some investors may prefer the price-to-earnings growth ( PEG) ratio instead, because it factors in the earnings growth rate. 7 Other investors may prefer the dividend-adjusted PEG ratio because it uses the basic P/E ratio. It also adjusts for both the growth rate and the dividend yield of the stock. 8.

Why is P/E ratio important?

The P/E ratio does not reveal a full picture, and it is most useful when comparing only companies within the same industry or comparing companies against the general market. A high P/E ratio typically means that the market is willing to pay a higher price relative to earnings because there is an expectation of future growth in the company.

What is P/E ratio?

The P/E ratio is a valuation metric that compares a company’s stock earnings per share (EPS) to its current market price. This metric is widely known and used as an indicator of a company's future growth potential. The P/E ratio does not reveal a full picture, and it is most useful when comparing only companies within the same industry or comparing companies against the general market.

What is the EV/EBITDA multiple?

The EV/EBITDA ratio helps to allay some of the P/E ratio's downfalls and is a financial metric that measures the return a company makes on its capital investments. EBITDA stands for earnings before interest, taxes, depreciation, and amortization.

How to use EV/EBITDA?

One of the most effective ways to use EV/EBITDA is in a comparison valuation where the metric is used to evaluate similar companies in the same industry. The other component is enterprise value (EV) and is the sum of a company's equity value or market capitalization plus its debt less cash. EV is typically used in buyouts.

Why do tech stocks sell off?

Tech stocks, for example, usually carry high P/E ratios. A low P /E ratio indicates that the market is expecting lower growth in the company or perhaps less favorable macroeconomic conditions that might hurt the company. As a result, despite its earnings, the stock typically sells off somewhat if it has a low P/E since investors don't think ...

Can earnings be manipulated?

Also, the earnings portion of the metric can be manipulated somewhat if, for example, a company's earnings are flat, but the company's management reduces their outstanding shares, thus boosting the company's earnings on a per share basis.

Does EV/EBITDA include capital expenditures?

However, the EV/EBITDA ratio has its drawbacks, such as the fact that it doesn't include capital expenditures, which for some industries can be significant. As a result, it may produce a more favorable multiple by not including those expenditures.

How much is the market cap of GE?

GE, for example, has a market cap of $52.31 billion but it’s enterprise value is more than double that at $111.1 billion.

Is the PE ratio for an unprofitable company meaningless?

In other words, the P/E ratio for any unprofitable company is meaningless, except perhaps to say that this is a stock that may not provide any return unless it can soon get itself profitable. In a similar vein, the PE ratio has limited ability when used to compare across industries.

Is EPS a good measure of earnings?

EPS is not a good measure of company earnings. Just like the ‘P’ in ‘P/E’ is inadequate, the ‘E’ part of the formula is also misleading. Typically, the ‘E’ represents earnings per share which is usually reported as the trailing twelve month EPS or in other words the net profit over the last 12 months.

Is EPS a good indicator of profitability?

The problem here is that EPS or net profit contains many different components and is therefore not necessarily a good indication of the real profitability of a company. For example, net profit is reported after accounting procedures such as depreciation and amortisation.

Is price a good measure of value?

1. Price is not a good measure for what a company is worth. The first issue with the P/E ratio is the ‘P’ part of the formula. Typically, the ‘P’ stands for the share price which corresponds to the market capitalisation of the company. But there’s a problem with using only market capitalisation. Market cap only represents the contribution ...

Can you use P/E for unprofitable companies?

P/E cannot be used for unprofitable companies. Divide any number by a negative and you end up with another negative. And so is the problem when using the P/E ratio for any company that reports negative earnings (of which there are many!). Consider, for example, the market cap for Uber which is currently $56 billion.

Is EBITDA a drawback?

Now EBITDA also has drawbacks which is why investors are increasingly looking at other metrics such as free cash flow and operating profits. So instead of using EV/EBITDA it can be useful to also look at EV/FCF or EV/OP. 3.

What is the P/E ratio?

The price-to-earnings ratio (P/E) is one of the most common ratios used by investors to determine if a company's stock price is valued properly relative to its earnings. The P/E ratio is popular and easy to calculate, but it has shortcomings that investors should consider when using it to determine a stock's valuation.

Why do investors use P/E?

Investors not only use the P/E ratio to determine a stock's market value but also in determining future earnings growth. For example, if earnings are expected to rise, investors might expect the company to increase its dividends as a result. Higher earnings and rising dividends typically lead to a higher stock price.

Why is the PEG ratio important?

Since the P/E ratio does not factor in future earnings growth, the PEG ratio provides more insight into a stock's valuation. By providing a forward-looking perspective, the PEG is a valuable tool for investors in calculating a stock's future prospects.

How to tell if a stock is overvalued or undervalued?

As stated earlier, to determine whether a stock is overvalued or undervalued, it should be compared to other stock in its sector or industry group. Sectors are made up of industry groups, and industry groups are made up of stocks with similar businesses such as banking or financial services.

What does a high P/E mean?

A high P/E could mean that a stock's price is high relative to earnings and possibly overvalued.

What is the first part of the P/E equation?

The first part of the P/E equation or price is straightforward as the current market price of the stock is easily obtained. On the other hand, determining an appropriate earnings number can be more difficult. Investors must determine how to define earnings and the factors that impact earnings. As a result, there are some limitations to the P/E ratio as certain factors can impact the P/E of a company. Those limitations include:

When to use PEG ratio?

Since stock prices are typically based on investor expectations of future performance by a company, the PEG ratio can be helpful but is best used when comparing if a stock price is overvalued or undervalued based on the growth in the company's industry.

Why is a stock's PE ratio higher than its historical ratio?

If a stock’s PE ratio is significantly higher than those of other similar companies — or even than the company’s own historical PE ratio — it could be due to growth prospects, but it’s also possible the stock is overvalued.

How to find a company's PE ratio?

To arrive at a company’s PE ratio, you’ll need to first know its EPS, which is calculated by dividing the company’s net profits by the number of shares of common stock it has outstanding. Once you have that, you can divide the company’s current share price by its EPS.

Why is PE ratio low?

For businesses that are highly cyclical, a low PE ratio may signal an undervalued stock, when in reality, it’s been operating in a period of high earnings that’s about to end.

What does a low PE ratio mean?

A low PE ratio may signal that the stock price doesn’t accurately reflect the true value of the company based on its earnings. In this instance, the stock price may stay the same while the company’s earnings increase, which would send the PE ratio lower. Investors may see this as an opportunity to buy the stock with the expectation ...

What happens if a company's stock price jumps?

If its stock price jumps but its earnings stay the same (and no earnings increases are expected), the company’s intrinsic value didn’t change; the market’s perception of the company did.

What is a PE ratio?

A company’s price-to-earnings ratio, or PE ratio, is a single number that packs a lot of punch, and one of the most common ways to value a company’s stock shares.

Do higher PE ratios mean higher growth?

According to Robert Johnson, a chartered financial analyst and CEO of Economic Index Associates in New York, higher PE ratios often go hand-in-hand with such growth stocks. “Typically, stocks selling at higher PE ratios have higher growth expectations than those selling at lower PE ratios,” Johnson says.

What is the P/E ratio of a company?

You can also think of the P/E ratio as the price you’ll pay for $1 of a company’s earnings (or profits.) So if a company’s P/E ratio is 10 , you are paying $10 for $1 of profit per share.

What does lower P/E ratio mean?

It depends. A lower P/E ratio means that companies are using their resources to produce the maximum amount of profit possible — which ultimately benefits investors. Investors are always looking for companies that increase in value due to their scrupulous use of shareholders’ money.

What is the PEG ratio?

The price/earnings to growth ratio or PEG ratio is a stock's price-to-earnings (P/E) ratio divided by the growth rate of its earnings. It helps an investors arrive at a stock’s value but also factors in a company’s expected earnings growth over a given time period.

What does negative P/E mean?

A negative P/E ratio means that the earnings per share is a negative number. In other words, the company is not yet profitable and is operating at a loss. If you look up companies like Uber (UBER), Snapchat (SNAP) or even Tesla (TSLA) you will see that they report losses and have no P/E ratio to speak of.

Which industries have higher P/E?

For example, companies in high-growth categories like technology, bio-tech, emerging markets or start-ups or other growth-oriented stocks could have higher P/E ratio than the stock market average.

What is short selling?

Short selling is an investment strategy that allows an investor to profit if the security being shorted drops in value. This is a risky strategy that can result in large losses if the short seller is wrong.

Is P/E updated in real time?

The P/E ratio is not updated in real-time 2. The P/E ratio is based on historical earnings that don’t really indicate future success for any given company or its stock. It’s important to incorporate a company’s balance sheet into your analysis.

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