How Investors May Respond To Mitsui (TSE:8031) Expanding Australian Iron Ore Partnership With Rio Tinto and Nippon Steel

Simply Wall St
  • Earlier this week, Rio Tinto Group announced it will partner with Mitsui & Co. and Nippon Steel to invest US$733 million in developing new iron ore mines at the West Angelas hub in Western Australia, targeting first output in 2027 and an annual production capacity of about 35 million tons.
  • This collaboration highlights Mitsui’s ongoing commitment to global resource development and may affect its investment outlook and earnings composition going forward.
  • Let’s examine how Mitsui’s major Australian iron ore investment with Rio Tinto and Nippon Steel could shape its future business narrative.

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Mitsui Investment Narrative Recap

To be a Mitsui shareholder, you need to believe in the company’s ability to grow earnings through large-scale investments in global resource projects, while actively managing risks from fluctuating commodity prices and energy transition trends. This week’s US$733 million West Angelas iron ore partnership showcases Mitsui’s continued push in resource development, but does not appear to materially alter the main short-term catalyst: demand and price trends in core commodities. The biggest risk remains ongoing earnings pressure from lower prices and volumes in core resource segments, which showed up in recent quarterly results.

One of Mitsui’s most relevant recent moves was its investment in the Blue Point low-carbon ammonia project in the U.S., aiming to tap into rising global demand for cleaner energy. This initiative directly relates to the company’s long-term catalyst of transitioning its portfolio toward less volatile and more sustainable energy segments, as commodity-driven earnings remain under pressure.

Yet, behind the headlines, investors should also watch for periods where the absence of significant asset sale gains...

Read the full narrative on Mitsui (it's free!)

Mitsui's projections estimate ¥15,578.0 billion in revenue and ¥878.2 billion in earnings by 2028. This scenario assumes a 3.3% annual revenue growth and a ¥62.3 billion earnings increase from the current ¥815.9 billion.

Uncover how Mitsui's forecasts yield a ¥4010 fair value, a 8% upside to its current price.

Exploring Other Perspectives

TSE:8031 Community Fair Values as at Oct 2025

Four different fair value estimates from the Simply Wall St Community span ¥3,274 to ¥4,700, reflecting a wide range of expectations. While you consider these varied perspectives, remember that Mitsui’s continuing exposure to commodity cycles may weigh on future profit stability.

Explore 4 other fair value estimates on Mitsui - why the stock might be worth 12% less than the current price!

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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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