It might seem bad, but the worst that can happen when you buy a stock (without leverage) is that its share price goes to zero. But if you buy shares in a really great company, you can more than double your money. For example, the WillScot Mobile Mini Holdings Corp. (NASDAQ:WSC) share price has soared 169% in the last three years. That sort of return is as solid as granite. It's also good to see the share price up 33% over the last quarter.

Let's take a look at the underlying fundamentals over the longer term, and see if they've been consistent with shareholders returns.

See our latest analysis for WillScot Mobile Mini Holdings

In his essay The Superinvestors of Graham-and-Doddsville Warren Buffett described how share prices do not always rationally reflect the value of a business. One flawed but reasonable way to assess how sentiment around a company has changed is to compare the earnings per share (EPS) with the share price.

During three years of share price growth, WillScot Mobile Mini Holdings moved from a loss to profitability. That kind of transition can be an inflection point that justifies a strong share price gain, just as we have seen here.

The graphic below depicts how EPS has changed over time (unveil the exact values by clicking on the image).

We like that insiders have been buying shares in the last twelve months. Having said that, most people consider earnings and revenue growth trends to be a more meaningful guide to the business. Before buying or selling a stock, we always recommend a close examination of historic growth trends, available here..

A Different Perspective

We're pleased to report that WillScot Mobile Mini Holdings rewarded shareholders with a total shareholder return of 36% over the last year. But the three year TSR of 39% per year is even better. I find it very interesting to look at share price over the long term as a proxy for business performance. But to truly gain insight, we need to consider other information, too. To that end, you should be aware of the 2 warning signs we've spotted with WillScot Mobile Mini Holdings .

WillScot Mobile Mini Holdings is not the only stock that insiders are buying. For those who like to find winning investments this free list of growing companies with recent insider purchasing, could be just the ticket.

Please note, the market returns quoted in this article reflect the market weighted average returns of stocks that currently trade on US exchanges.

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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.