(Progress of Disclosed Matters) Notice of Determination of the Share Exchange Ratio between Sumitomo Chemical Co., Ltd and Tanaka Chemical Corporation1/16TDnetPDF(153KB)
Conclusion of Agreement on Integration of Domestic Polyolefin Business (PP, LLDPE) through Company Split (Simplified Absorption-type Split)12/24TDnetPDF(247KB)
Variances between its Financial Forecast and Actual Results for Q2 FY2025 and Revisions to its Financial Forecast for FY202511/4TDnetPDF(220KB)
Notice Concerning Share of Loss of Investments Accounted for Using the Equity Method and Finance Income (Foreign Exchange Gain)11/4TDnetPDF(140KB)
Summary of Consolidated Financial Results for Second Quarter (Interim Period) Fiscal Year 202511/4TDnetPDF(376KB)
Notice Regarding Execution of a Share Exchange Agreement to Make Tanaka Chemical a Wholly-Owned Subsidiary of Sumitomo Chemical10/28TDnetPDF(590KB)
(Progress of Disclosure Matters) Notice Regarding the Impact on Results of Sale and Other Transactions of Shares in Petro Rabigh, an Equity-Method Aff10/22TDnetPDF(153KB)
(Progress of Disclosure Matters) Notice Regarding Sale of a Portion of the Shares Sumitomo Chemical Holds in Petro Rabigh and Other Related Matters9/1TDnetPDF(210KB)
(Progress of Disclosure Matters) Notice Regarding Completion of Procedures for a Company Split by a Subsidiary7/31TDnetPDF(256KB)