Is PPL Corporation (PPL) A Buy At Its Current Price?

PPL Corporation (NYSE:PPL) is trading with a trailing P/E of 16x, which is lower than the industry average of 20.7x. Although some investors may jump to the conclusion that this is a great buying opportunity, understanding the assumptions behind the P/E ratio might change your mind. Today, I will break down what the P/E ratio is, how to interpret it and what to watch out for. See our latest analysis for PPL

Demystifying the P/E ratio

NYSE:PPL PE PEG Gauge Sep 29th 17
NYSE:PPL PE PEG Gauge Sep 29th 17

P/E is a popular ratio used for relative valuation. By comparing a stock’s price per share to its earnings per share, we are able to see how much investors are paying for each dollar of the company’s earnings.

P/E Calculation for PPL

Price-Earnings Ratio = Price per share ÷ Earnings per share

PPL Price-Earnings Ratio = 38.18 ÷ 2.393 = 16x

On its own, the P/E ratio doesn’t tell you much; however, it becomes extremely useful when you compare it with other similar companies. We want to compare the stock’s P/E ratio to the average of companies that have similar characteristics as PPL, such as size and country of operation. A common peer group is companies that exist in the same industry, which is what I use. PPL’s P/E of 16x is lower than its industry peers (20.7x), which implies that each dollar of PPL’s earnings is being undervalued by investors. Therefore, according to this analysis, PPL is an under-priced stock.

Assumptions to watch out for

Before you jump to the conclusion that PPL is the perfect buying opportunity, it is important to realise that our conclusion rests on two assertions. Firstly, our peer group contains companies that are similar to PPL. If this isn’t the case, the difference in P/E could be due to other factors. For example, if you compared higher growth firms with PPL, then its P/E would naturally be lower since investors would reward its peers’ higher growth with a higher price. The second assumption that must hold true is that the stocks we are comparing PPL to are fairly valued by the market. If this is violated, PPL's P/E may be lower than its peers as they are actually overvalued by investors.

What this means for you:

Are you a shareholder? If your personal research into the stock confirms what the P/E ratio is telling you, it might be a good time to add more of PPL to your portfolio. But keep in mind that the usefulness of relative valuation depends on whether you are comfortable with making the assumptions I mentioned above.

Are you a potential investor? If you are considering investing in PPL, looking at the PE ratio on its own is not enough to make a well-informed decision. You will benefit from looking at additional analysis and considering its intrinsic valuation along with other relative valuation metrics like PEG and EV/Sales.

PE is one aspect of your portfolio construction to consider when holding or entering into a stock. But it is certainly not the only factor. Take a look at our most recent infographic report on PPL for a more in-depth analysis of the stock to help you make a well-informed investment decision. Since we know a limitation of PE is it doesn't properly account for growth, you can use our free platform to see my list of stocks with a high growth potential and see if their PE is still reasonable.


To help readers see pass the short term volatility of the financial market, we aim to bring you a long-term focused research analysis purely driven by fundamental data. Note that our analysis does not factor in the latest price sensitive company announcements.

The author is an independent contributor and at the time of publication had no position in the stocks mentioned.

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