Should You Be Adding Diffusion Engineers (NSE:DIFFNKG) To Your Watchlist Today?

Investors are often guided by the idea of discovering 'the next big thing', even if that means buying 'story stocks' without any revenue, let alone profit. But the reality is that when a company loses money each year, for long enough, its investors will usually take their share of those losses. A loss-making company is yet to prove itself with profit, and eventually the inflow of external capital may dry up.

In contrast to all that, many investors prefer to focus on companies like Diffusion Engineers (NSE:DIFFNKG), which has not only revenues, but also profits. While profit isn't the sole metric that should be considered when investing, it's worth recognising businesses that can consistently produce it.

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How Quickly Is Diffusion Engineers Increasing Earnings Per Share?

Generally, companies experiencing growth in earnings per share (EPS) should see similar trends in share price. That makes EPS growth an attractive quality for any company. Shareholders will be happy to know that Diffusion Engineers' EPS has grown 19% each year, compound, over three years. If growth like this continues on into the future, then shareholders will have plenty to smile about.

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. Diffusion Engineers maintained stable EBIT margins over the last year, all while growing revenue 21% to ₹4.1b. That's progress.

The chart below shows how the company's bottom and top lines have progressed over time. Click on the chart to see the exact numbers.

earnings-and-revenue-history
NSEI:DIFFNKG Earnings and Revenue History August 7th 2026

Check out our latest analysis for Diffusion Engineers

Diffusion Engineers isn't a huge company, given its market capitalisation of ₹17b. That makes it extra important to check on its balance sheet strength.

Are Diffusion Engineers Insiders Aligned With All Shareholders?

Insider interest in a company always sparks a bit of intrigue and many investors are on the lookout for companies where insiders are putting their money where their mouth is. This view is based on the possibility that stock purchases signal bullishness on behalf of the buyer. However, small purchases are not always indicative of conviction, and insiders don't always get it right.

With strong conviction, Diffusion Engineers insiders have stood united by refusing to sell shares over the last year. But the bigger deal is that the Chairman & MD, Prashant Garg, paid ₹5.4m to buy shares at an average price of ₹268. Purchases like this clue us in to the to the faith management has in the business' future.

And the insider buying isn't the only sign of alignment between shareholders and the board, since Diffusion Engineers insiders own more than a third of the company. To be exact, company insiders hold 70% of the company, so their decisions have a significant impact on their investments. Intuition will tell you this is a good sign because it suggests they will be incentivised to build value for shareholders over the long term. In terms of absolute value, insiders have ₹12b invested in the business, at the current share price. That's nothing to sneeze at!

Does Diffusion Engineers Deserve A Spot On Your Watchlist?

If you believe that share price follows earnings per share you should definitely be delving further into Diffusion Engineers' strong EPS growth. Better still, insiders own a large chunk of the company and one has even been buying more shares. So it's fair to say that this stock may well deserve a spot on your watchlist. Even so, be aware that Diffusion Engineers is showing 2 warning signs in our investment analysis , and 1 of those doesn't sit too well with us...

There are plenty of other companies that have insiders buying up shares. So if you like the sound of Diffusion Engineers, you'll probably love this curated collection of companies in IN that have an attractive valuation alongside insider buying in the last three months.

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

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Have feedback on this article? Concerned about the content? Get in touch with us directly. Alternatively, email editorial-team (at) simplywallst.com.

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.

About NSEI:DIFFNKG

Diffusion Engineers

Manufactures and sells welding consumables, wear plates and parts, and heavy engineering equipment for various industries in India and internationally.

Flawless balance sheet with proven track record.

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