Idemitsu Kosan Co.
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Idemitsu Kosan Co. (5019) investor relations material

Idemitsu Kosan Co. Q3 2026 earnings summary

Complete event summary combining all related documents: earnings call transcript, report, and slide presentation.
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Q3 2026 earnings summary10 Feb, 2026

Executive summary

  • Net sales for 3Q FY2025 were ¥5,944.6 billion, down 13.6% year-over-year, with operating income of ¥36.7 billion, down 70.2%, and net income attributable to owners at ¥52.6 billion, down 58.7%.

  • Operating and net income declined due to major planned maintenance, lower coal prices, and inventory valuation losses.

  • Despite declines, full-year forecasts remain unchanged, with increased sales volume anticipated in Q4.

  • Strategic initiatives include consolidation of Fuji Oil as a subsidiary, new chemical recycling facilities, and major business integrations in chemicals.

  • Comprehensive income for the period was ¥87.9 billion, a 35.5% decrease year-over-year.

Financial highlights

  • Gross profit for the nine months was ¥431.4 billion, down from ¥507.1 billion year-over-year.

  • EPS for the period was ¥42.93, compared to ¥94.43 in the prior year.

  • Net sales for 3Q FY2025 were ¥5,944.6 billion, down 13.6% year-over-year.

  • Operating income (excluding inventory impact) fell 72.3% to ¥40.3 billion.

  • Net income attributable to owners (excluding inventory impact) dropped 26.3% to ¥105.7 billion.

Outlook and guidance

  • Full-year forecast for FY2026 remains unchanged: net sales ¥7,950.0 billion, operating income ¥68.0 billion, net income attributable to owners ¥75.0 billion, and EPS ¥61.24.

  • Assumptions include Dubai crude at $66.7/bbl, Australian coal at $104.6/ton, and an exchange rate of ¥145.5/USD.

  • Sensitivity analysis shows significant earnings impact from fluctuations in crude oil prices and exchange rates.

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Q4 202612 May, 2026
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Frequently asked questions

Idemitsu Kosan Co., Ltd. is a Japanese company primarily engaged in the energy and chemical industries. Its operations include the exploration, production, and refining of crude oil, as well as the manufacture and sale of petroleum products such as gasoline, diesel, and lubricants. The company is also involved in the production of petrochemicals, including basic chemicals, performance materials, and electronic materials. Additionally, Idemitsu Kosan engages in renewable energy development, such as solar and geothermal power, and operates in sectors like mining and agriculture. Idemitsu Kosan Co., Ltd. is headquartered in Tokyo, Japan, and its shares are listed on the Tokyo Stock Exchange.

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