Even after rising 20% this past week, Sangoma Technologies (TSE:STC) shareholders are still down 49% over the past three years

It's nice to see the Sangoma Technologies Corporation (TSE:STC) share price up 20% in a week. But that doesn't help the fact that the three year return is less impressive. Truth be told the share price declined 49% in three years and that return, Dear Reader, falls short of what you could have got from passive investing with an index fund.

Although the past week has been more reassuring for shareholders, they're still in the red over the last three years, so let's see if the underlying business has been responsible for the decline.

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Sangoma Technologies isn't currently profitable, so most analysts would look to revenue growth to get an idea of how fast the underlying business is growing. Shareholders of unprofitable companies usually desire strong revenue growth. As you can imagine, fast revenue growth, when maintained, often leads to fast profit growth.

Over three years, Sangoma Technologies grew revenue at 6.2% per year. That's not a very high growth rate considering it doesn't make profits. Indeed, the stock dropped 14% over the last three years. If revenue growth accelerates, we might see the share price bounce. But ultimately the key will be whether the company can become profitability.

The company's revenue and earnings (over time) are depicted in the image below (click to see the exact numbers).

We like that insiders have been buying shares in the last twelve months. Even so, future earnings will be far more important to whether current shareholders make money. So we recommend checking out this free report showing consensus forecasts

A Different Perspective

It's nice to see that Sangoma Technologies shareholders have received a total shareholder return of 29% over the last year. There's no doubt those recent returns are much better than the TSR loss of 6% per year over five years. This makes us a little wary, but the business might have turned around its fortunes. While it is well worth considering the different impacts that market conditions can have on the share price, there are other factors that are even more important. Consider for instance, the ever-present spectre of investment risk. We've identified 1 warning sign with Sangoma Technologies , and understanding them should be part of your investment process.

There are plenty of other companies that have insiders buying up shares. You probably do not want to miss this free list of undervalued small cap companies that insiders are buying.

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