Stock Analysis

Costain Group (LON:COST) Could Be A Buy For Its Upcoming Dividend

Regular readers will know that we love our dividends at Simply Wall St, which is why it's exciting to see Costain Group PLC (LON:COST) is about to trade ex-dividend in the next 2 days. The ex-dividend date generally occurs two days before the record date, which is the day on which shareholders need to be on the company's books in order to receive a dividend. The ex-dividend date is important as the process of settlement involves at least two full business days. So if you miss that date, you would not show up on the company's books on the record date. Accordingly, Costain Group investors that purchase the stock on or after the 11th of September will not receive the dividend, which will be paid on the 17th of October.

The company's next dividend payment will be UK£0.01 per share. Last year, in total, the company distributed UK£0.024 to shareholders. Last year's total dividend payments show that Costain Group has a trailing yield of 1.9% on the current share price of UK£1.288. Dividends are a major contributor to investment returns for long term holders, but only if the dividend continues to be paid. So we need to check whether the dividend payments are covered, and if earnings are growing.

Dividends are typically paid from company earnings. If a company pays more in dividends than it earned in profit, then the dividend could be unsustainable. That's why it's good to see Costain Group paying out a modest 26% of its earnings. Yet cash flow is typically more important than profit for assessing dividend sustainability, so we should always check if the company generated enough cash to afford its dividend. Costain Group paid out more free cash flow than it generated - 130%, to be precise - last year, which we think is concerningly high. We're curious about why the company paid out more cash than it generated last year, since this can be one of the early signs that a dividend may be unsustainable.

Costain Group does have a large net cash position on the balance sheet, which could fund large dividends for a time, if the company so chose. Still, smart investors know that it is better to assess dividends relative to the cash and profit generated by the business. Paying dividends out of cash on the balance sheet is not long-term sustainable.

Costain Group paid out less in dividends than it reported in profits, but unfortunately it didn't generate enough cash to cover the dividend. Cash is king, as they say, and were Costain Group to repeatedly pay dividends that aren't well covered by cashflow, we would consider this a warning sign.

View our latest analysis for Costain Group

Click here to see the company's payout ratio, plus analyst estimates of its future dividends.

historic-dividend
LSE:COST Historic Dividend September 8th 2025
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Have Earnings And Dividends Been Growing?

Stocks in companies that generate sustainable earnings growth often make the best dividend prospects, as it is easier to lift the dividend when earnings are rising. If earnings fall far enough, the company could be forced to cut its dividend. It's encouraging to see Costain Group has grown its earnings rapidly, up 80% a year for the past five years. Earnings have been growing quickly, but we're concerned dividend payments consumed most of the company's cash flow over the past year.

Many investors will assess a company's dividend performance by evaluating how much the dividend payments have changed over time. Costain Group's dividend payments per share have declined at 13% per year on average over the past 10 years, which is uninspiring. It's unusual to see earnings per share increasing at the same time as dividends per share have been in decline. We'd hope it's because the company is reinvesting heavily in its business, but it could also suggest business is lumpy.

Final Takeaway

From a dividend perspective, should investors buy or avoid Costain Group? We're glad to see the company has been improving its earnings per share while also paying out a low percentage of income. However, it's not great to see it paying out what we see as an uncomfortably high percentage of its cash flow. In summary, it's hard to get excited about Costain Group from a dividend perspective.

So while Costain Group looks good from a dividend perspective, it's always worthwhile being up to date with the risks involved in this stock. In terms of investment risks, we've identified 1 warning sign with Costain Group and understanding them should be part of your investment process.

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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.