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Profile

Idemitsu Kosan Co., Ltd. engages in oil, basic chemicals, and renewable energy businesses. It operates through the following segments: Fuel Oil, Basic Chemicals, High-Performance Materials, Electricity and Renewable Energy and Resource. The Fuel Oil Business segment provides production, sales, import/export and trading of petroleum refined products. The Basic Chemicals Business segment provides production and sales of olefin and aromatic products. The High-Performance Materials Business segment provides lubricants, functional chemicals, electronic materials, functional paving materials, agri-bio, etc. The Electricity and Renewable Energy Business segment provides Power generation (thermal, solar, wind, etc.), electricity sales, solar power business, etc. The Resource Business segment provides exploration, development, production and sales of energy resources such as crude oil, natural gas and coal. The company was founded by Sazo Idemitsu on June 20, 1911 and is headquartered in Tokyo, Japan.
URL http://www.idemitsu.co.jp
Investor Relations URL https://www.idemitsu.com/en/ir
HQ State/Province Tokyo
Sector Energy
Industry Oil, Gas & Consumable Fuels
Next Earnings Release Feb. 10, 2026
Last Earnings Release Nov. 11, 2025
Next Ex-Dividend Date N/A
Last Ex-Dividend Date Sep. 27, 2018

Profile

Idemitsu Kosan Co., Ltd. engages in oil, basic chemicals, and renewable energy businesses. It operates through the following segments: Fuel Oil, Basic Chemicals, High-Performance Materials, Electricity and Renewable Energy and Resource. The Fuel Oil Business segment provides production, sales, import/export and trading of petroleum refined products. The Basic Chemicals Business segment provides production and sales of olefin and aromatic products. The High-Performance Materials Business segment provides lubricants, functional chemicals, electronic materials, functional paving materials, agri-bio, etc. The Electricity and Renewable Energy Business segment provides Power generation (thermal, solar, wind, etc.), electricity sales, solar power business, etc. The Resource Business segment provides exploration, development, production and sales of energy resources such as crude oil, natural gas and coal. The company was founded by Sazo Idemitsu on June 20, 1911 and is headquartered in Tokyo, Japan.
URL http://www.idemitsu.co.jp
Investor Relations URL https://www.idemitsu.com/en/ir
HQ State/Province Tokyo
Sector Energy
Industry Oil, Gas & Consumable Fuels
Next Earnings Release Feb. 10, 2026
Last Earnings Release Nov. 11, 2025
Next Ex-Dividend Date N/A
Last Ex-Dividend Date Sep. 27, 2018