Johnson Matthey's (LON:JMAT) stock is up by a considerable 56% over the past three months. Given that the market rewards strong financials in the long-term, we wonder if that is the case in this instance. Specifically, we decided to study Johnson Matthey's  ROE in this article.

Return on Equity or ROE is a test of how effectively a company is growing its value and managing investors’ money. In simpler terms, it measures the profitability of a company in relation to shareholder's equity.

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How Is ROE Calculated?

ROE can be calculated by using the formula:

Return on Equity = Net Profit (from continuing operations) ÷ Shareholders' Equity

So, based on the above formula, the ROE for Johnson Matthey is:

16% = UK£373m ÷ UK£2.3b (Based on the trailing twelve months to March 2025).

The 'return' is the profit over the last twelve months. That means that for every £1 worth of shareholders' equity, the company generated £0.16 in profit.

See our latest analysis for Johnson Matthey

What Has ROE Got To Do With Earnings Growth?

So far, we've learned that ROE is a measure of a company's profitability. We now need to evaluate how much profit the company reinvests or "retains" for future growth which then gives us an idea about the growth potential of the company. Assuming all else is equal, companies that have both a higher return on equity and higher profit retention are usually the ones that have a higher growth rate when compared to companies that don't have the same features.

A Side By Side comparison of Johnson Matthey's Earnings Growth And 16% ROE

To begin with, Johnson Matthey seems to have a respectable ROE. Especially when compared to the industry average of 6.6% the company's ROE looks pretty impressive. This probably laid the ground for Johnson Matthey's moderate 18% net income growth seen over the past five years.

Given that the industry shrunk its earnings at a rate of 1.0% over the last few years, the net income growth of the company is quite impressive.LSE:JMAT Past Earnings Growth July 18th 2025

Earnings growth is a huge factor in stock valuation. The investor should try to establish if the expected growth or decline in earnings, whichever the case may be, is priced in. This then helps them determine if the stock is placed for a bright or bleak future. Is JMAT fairly valued? This infographic on the company's intrinsic value  has everything you need to know.

Is Johnson Matthey Using Its Retained Earnings Effectively?

While Johnson Matthey has a three-year median payout ratio of 53% (which means it retains 47% of profits), the company has still seen a fair bit of earnings growth in the past, meaning that its high payout ratio hasn't hampered its ability to grow.

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Besides, Johnson Matthey has been paying dividends for at least ten years or more. This shows that the company is committed to sharing profits with its shareholders. Our latest analyst data shows that the future payout ratio of the company over the next three years is expected to be approximately 62%. However, Johnson Matthey's future ROE is expected to decline to 11% despite there being not much change anticipated in the company's payout ratio.

Summary

On the whole, we feel that Johnson Matthey's performance has been quite good. In particular, its high ROE is quite noteworthy and also the probable explanation behind its considerable earnings growth. Yet, the company is retaining a small portion of its profits. Which means that the company has been able to grow its earnings in spite of it, so that's not too bad. Having said that, on studying current analyst estimates, we were concerned to see that while the company has grown its earnings in the past, analysts expect its earnings to shrink in the future. To know more about the latest analysts predictions for the company, check out this visualization of analyst forecasts for the company.

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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.

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