Notice Concerning Acquisition of Shares of Newly Established Company That Will Succeed Part of Chemical Business of Kyocera Corporation by Absorption-Type Company Split

To whom it may concern: January 22, 2026 Company Name: Sumitomo Bakelite Co., Ltd. Representative: Shinichi Kajiya President and Representative Director (Code: 4203 The Prime Market of Tokyo Stock Exchange) Contact: Tsuyoshi Ueda Manager of Corporate Communication Dept., Corporate General Affairs Div. [...]