The excitement of investing in a company that can reverse its fortunes is a big draw for some speculators, so even companies that have no revenue, no profit, and a record of falling short, can manage to find investors. But as Peter Lynch said in One Up On Wall Street, 'Long shots almost never pay off.' A loss-making company is yet to prove itself with profit, and eventually the inflow of external capital may dry up.

If this kind of company isn't your style, you like companies that generate revenue, and even earn profits, then you may well be interested in SIGA Technologies (NASDAQ:SIGA). Even if this company is fairly valued by the market, investors would agree that generating consistent profits will continue to provide SIGA Technologies with the means to add long-term value to shareholders.

View our latest analysis for SIGA Technologies

How Quickly Is SIGA Technologies Increasing Earnings Per Share?

The market is a voting machine in the short term, but a weighing machine in the long term, so you'd expect share price to follow earnings per share (EPS) outcomes eventually. That means EPS growth is considered a real positive by most successful long-term investors. It certainly is nice to see that SIGA Technologies has managed to grow EPS by 28% per year over three years. As a general rule, we'd say that if a company can keep up that sort of growth, shareholders will be beaming.

Top-line growth is a great indicator that growth is sustainable, and combined with a high earnings before interest and taxation (EBIT) margin, it's a great way for a company to maintain a competitive advantage in the market. The music to the ears of SIGA Technologies shareholders is that EBIT margins have grown from 35% to 59% in the last 12 months and revenues are on an upwards trend as well. Both of which are great metrics to check off for potential growth.

The chart below shows how the company's bottom and top lines have progressed over time. For finer detail, click on the image.

While profitability drives the upside, prudent investors always check the balance sheet, too.

Are SIGA Technologies Insiders Aligned With All Shareholders?

It's pleasing to see company leaders with putting their money on the line, so to speak, because it increases alignment of incentives between the people running the business, and its true owners. So it is good to see that SIGA Technologies insiders have a significant amount of capital invested in the stock. With a whopping US$55m worth of shares as a group, insiders have plenty riding on the company's success. Amounting to 9.6% of the outstanding shares, indicating that insiders are also significantly impacted by the decisions they make on the behalf of the business.

Does SIGA Technologies Deserve A Spot On Your Watchlist?

For growth investors, SIGA Technologies' raw rate of earnings growth is a beacon in the night. This EPS growth rate is something the company should be proud of, and so it's no surprise that insiders are holding on to a considerable chunk of shares. Fast growth and confident insiders should be enough to warrant further research, so it would seem that it's a good stock to follow. You should always think about risks though. Case in point, we've spotted 3 warning signs for SIGA Technologies you should be aware of, and 1 of them can't be ignored.

There's always the possibility of doing well buying stocks that are not growing earnings and do not have insiders buying shares. But for those who consider these important metrics, we encourage you to check out companies that do have those features. You can access a tailored list of companies which have demonstrated growth backed by significant insider holdings.

Please note the insider transactions discussed in this article refer to reportable transactions in the relevant jurisdiction.

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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.