Kumagai GumiLtd (TSE:1861) After Profit Improved Despite Lower Sales, Is The Valuation Fair

Kumagai Gumi Ltd (TSE:1861) released first quarter results for the period to June 30, 2026, reporting sales of ¥100,018 million and net income of ¥1,432 million, attracting fresh attention from investors.

See our latest analysis for Kumagai GumiLtd.

Kumagai GumiLtd’s recent report, which combined lower sales with higher net income and earnings per share, comes as the share price trades at ¥1,313. The 1-year total shareholder return of 15.88% contrasts with a year-to-date share price decline of 16.10%, suggesting longer term holders have seen gains while shorter term share price momentum has faded.

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Kumagai GumiLtd has paired softer recent share price momentum with better profitability in the latest quarter. Does that trade off still reward new buyers at today’s valuation, or tilt the balance toward caution?

Price-to-Earnings of 11x for Kumagai GumiLtd: Is it justified?

On a P/E of 11x, Kumagai GumiLtd trades slightly above both the Japan construction industry average of 10.9x and the peer average of 10.4x, even though the last close is ¥1,313.

The P/E multiple compares the current share price with earnings per share. For a construction company like Kumagai GumiLtd, it reflects what investors are willing to pay today for each unit of current earnings in a sector where growth is generally steady rather than rapid.

Earnings growth has been strong recently, with profits reported as growing 95.5% over the past year and forecast to grow 10.52% per year. That kind of earnings profile can help explain why the market is prepared to pay a P/E of 11x, especially when net profit margins are now 4.2% compared with 2.1% last year. The fair P/E estimate of 15.9x also suggests a level the market could move toward if these earnings trends and expectations remain in place.

Compared with the sector, Kumagai GumiLtd is only marginally more expensive than the 10.9x industry average and the 10.4x peer average. This points to a modest premium rather than a large one. The difference versus the estimated fair P/E of 15.9x is more pronounced, implying that valuation could shift if sentiment or earnings expectations change in line with that fair ratio.

To see how this fair ratio is derived and what it implies for future pricing, check the Explore the SWS fair ratio for Kumagai GumiLtd

Result: Price-to-Earnings of 11x (ABOUT RIGHT)

However, you still need to weigh risks such as softer recent share price performance and any future pressure on construction demand that could challenge Kumagai GumiLtd’s current earnings profile.

Find out about the key risks to this Kumagai GumiLtd narrative.

Another View on Kumagai GumiLtd’s Value

The earlier P/E discussion painted Kumagai GumiLtd as reasonably priced on earnings. The SWS DCF model offers a sharper contrast. It values the stock at ¥2,377.6 per share, while the market price sits at ¥1,313, which points to a large gap that treats current cash flow forecasts very differently.

If valuation gaps like this interest you, it is worth understanding how our cash flow approach works in practice. Look into how the SWS DCF model arrives at its fair value.

Simply Wall St performs a discounted cash flow (DCF) on every stock in the world every day (check out Kumagai GumiLtd for example). We show the entire calculation in full. You can track the result in your watchlist or portfolio and be alerted when this changes, or use our stock screener to discover 23 high quality undervalued stocks. If you save a screener we even alert you when new companies match - so you never miss a potential opportunity.

Next Steps

With Kumagai GumiLtd presenting a mixed picture on valuation and recent price action, it helps to move quickly and check the underlying data yourself. To understand what investors are optimistic about, review the 5 key rewards

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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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