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2026-03-02
Press Release Cosmo Energy Holdings IR IR EventNotice Regarding Progress on the Stock Repurchase (Repurchases of Shares of the Company’s Own Stock in Accordance with the Provisions of Articles of Incorporation Pursuant to Article 165, Paragraph 2 of the Companies Act)
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2026-02-25
Press Release Cosmo Energy Holdings Cosmo Oil MarketingCosmo Commences Construction of High-Voltage, Grid-Scale BESS at Former Service Station Sites~Operations to Begin in Matsuura and Sendai from FY2027, with a Combined Capacity of Approx. 4 MW~
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2026-02-10
IR News SettlementFY2025 3Q Financial Results Explanatory Meeting -Q&A (PDF/118K)
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2026-02-10
IR News SettlementArchived Net Conference
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2026-02-09
Press Release Cosmo Energy Holdings Cosmo Oil MarketingCosmo Oil Marketing and Partners Conclude Agreement with Shimonoseki City to Promote the Recycling of Used Cooking Oil into SAF and Other Products ~Collecting Household and Commercial Used Cooking Oil at Municipal Facilities for Use in Domestic SAF Production~
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2026-03-02
Cosmo Energy Holdings IR EventNotice Regarding Progress on the Stock Repurchase (Repurchases of Shares of the Company’s Own Stock in Accordance with the Provisions of Articles of Incorporation Pursuant to Article 165, Paragraph 2 of the Companies Act)
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2026-02-25
Cosmo Energy Holdings Cosmo Oil MarketingCosmo Commences Construction of High-Voltage, Grid-Scale BESS at Former Service Station Sites~Operations to Begin in Matsuura and Sendai from FY2027, with a Combined Capacity of Approx. 4 MW~
-
2026-02-09
Cosmo Energy Holdings Cosmo Oil MarketingCosmo Oil Marketing and Partners Conclude Agreement with Shimonoseki City to Promote the Recycling of Used Cooking Oil into SAF and Other Products ~Collecting Household and Commercial Used Cooking Oil at Municipal Facilities for Use in Domestic SAF Production~
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2026-02-09
Cosmo Energy HoldingsNotice Regarding the Results of Share Repurchase through off-floor trading on Tokyo Stock Exchange (ToSTNeT-3) (Share Repurchase Pursuant to the Provisions of the Articles of Incorporation Pursuant to Paragraph 2 of Article 165 of the Companies Act)
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2026-02-06
Cosmo Energy HoldingsNotice Regarding Shares Repurchase through off-floor trading on Tokyo Stock Exchange (ToSTNeT-3) (Repurchase of its own Shares Pursuant to the Provisions of the Articles of Incorporation Pursuant to Paragraph 2 of Article 165 of the Companies Act)
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2026-03-02
IRNotice Regarding Progress on the Stock Repurchase (Repurchases of Shares of the Company’s Own Stock in Accordance with the Provisions of Articles of Incorporation Pursuant to Article 165, Paragraph 2 of the Companies Act)
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2026-02-10
SettlementFY2025 3Q Financial Results Explanatory Meeting -Q&A (PDF/118K)
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2026-02-10
SettlementArchived Net Conference
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2025-12-26
IRCosmo received Commendation Award in 2025 Internet IR Award by Daiwa Investor Relations Co. Ltd. and “AAA Website” grade in All Japanese Listed Companies' Website Ranking in 2025 by Nikko Investor Relations Co., Ltd.
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2025-12-05
IR EventFY2025 Cosmo Energy Holdings ESG Presentation: Main questions and answers (PDF/149K)
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2026-03-02
IR EventNotice Regarding Progress on the Stock Repurchase (Repurchases of Shares of the Company’s Own Stock in Accordance with the Provisions of Articles of Incorporation Pursuant to Article 165, Paragraph 2 of the Companies Act)
-
2026-02-10
SettlementFY2025 3Q Financial Results Explanatory Meeting -Q&A (PDF/118K)
-
2026-02-10
SettlementArchived Net Conference
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2026-02-09
Press ReleaseNotice Regarding the Results of Share Repurchase through off-floor trading on Tokyo Stock Exchange (ToSTNeT-3) (Share Repurchase Pursuant to the Provisions of the Articles of Incorporation Pursuant to Paragraph 2 of Article 165 of the Companies Act)
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2026-02-06
Press ReleaseNotice Regarding Shares Repurchase through off-floor trading on Tokyo Stock Exchange (ToSTNeT-3) (Repurchase of its own Shares Pursuant to the Provisions of the Articles of Incorporation Pursuant to Paragraph 2 of Article 165 of the Companies Act)
Company
Striving for an infinite tomorrow,
developing sustainably in harmony
with humanity, society, and our planet.
Our Initiatives
Building a “sustainable and prosperous society” by providing energy that meets today’s needs.
Making great strides toward new forms of “energy” that go beyond petroleum.
