Planet Fitness, Inc.'s (NYSE:PLNT) Share Price Matching Investor Opinion

With a price-to-earnings (or "P/E") ratio of 47.3x Planet Fitness, Inc. (NYSE:PLNT) may be sending very bearish signals at the moment, given that almost half of all companies in the United States have P/E ratios under 17x and even P/E's lower than 10x are not unusual. Nonetheless, we'd need to dig a little deeper to determine if there is a rational basis for the highly elevated P/E.

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Planet Fitness certainly has been doing a good job lately as it's been growing earnings more than most other companies. The P/E is probably high because investors think this strong earnings performance will continue. If not, then existing shareholders might be a little nervous about the viability of the share price.

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Is There Enough Growth For Planet Fitness?

The only time you'd be truly comfortable seeing a P/E as steep as Planet Fitness' is when the company's growth is on track to outshine the market decidedly.

Retrospectively, the last year delivered an exceptional 23% gain to the company's bottom line. The strong recent performance means it was also able to grow EPS by 300% in total over the last three years. So we can start by confirming that the company has done a great job of growing earnings over that time.

Looking ahead now, EPS is anticipated to climb by 17% per year during the coming three years according to the analysts following the company. That's shaping up to be materially higher than the 10% per year growth forecast for the broader market.

With this information, we can see why Planet Fitness is trading at such a high P/E compared to the market. It seems most investors are expecting this strong future growth and are willing to pay more for the stock.

What We Can Learn From Planet Fitness' P/E?

While the price-to-earnings ratio shouldn't be the defining factor in whether you buy a stock or not, it's quite a capable barometer of earnings expectations.

As we suspected, our examination of Planet Fitness' analyst forecasts revealed that its superior earnings outlook is contributing to its high P/E. At this stage investors feel the potential for a deterioration in earnings isn't great enough to justify a lower P/E ratio. Unless these conditions change, they will continue to provide strong support to the share price.

And what about other risks? Every company has them, and we've spotted 2 warning signs for Planet Fitness you should know about.

You might be able to find a better investment than Planet Fitness. If you want a selection of possible candidates, check out this free list of interesting companies that trade on a low P/E (but have proven they can grow earnings).

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.