Chugai Pharmaceutical Co., Ltd. (TSE:4519) agreed to acquire Renalys Pharma for ¥31 billion on October 24, 2025. A cash consideration of ¥15 billion will be paid by Chugai Pharmaceutical Co., Ltd for Common shares of 5,015,625 shares and Class A Preferred Shares of 4,424,880 shares. Chugai Pharmaceutical Co., Ltd. will pay an earnout/contingent payment of ¥16 billion cash.
The expected completion of the transaction is November 30, 2025. As of November 18, 2025, the transaction is expected to complete on November 27, 2025.
Chugai Pharmaceutical Co., Ltd. (TSE:4519) completed the acquisition of Renalys Pharma on December 30, 2025.
Chugai Pharmaceutical Co Ltd is a Japan-based company mainly engaged in the research, development, manufacture, sale, import and export of pharmaceutical products. The pharmaceutical products and medical devices for patients include ACTEMRA, Avastin, ALAGLIO, Aresensa, Kadosaira, Gazaiba, Seruseputo, Zeruborafu, Zeroda, Taruseba, Tecentoriku, Pajeta and other products. The products are mainly applied to the treatment of cancer, kidney diseases, kidney transplantation, bone and joint diseases such as rheumatoid arthritis, osteoporosis, knee osteoarthritis and locomotive syndrome, influenza, hemophilia and other diseases. The Company is also engaged in the provision of management services, transportation and storage services, as well as drug information literature research services. The Company operates within the domestic market and to overseas markets, including Switzerland, United Kingdom, Germany, France, China, Singapore, Korea and the United States.
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