4506.T

Last close 1997.00000000 on 2026-11-02

About

Founded: 2005 (renamed Sumitomo Pharma in 2022)

Founders: Formed 2005 by merger of Dainippon Pharmaceutical (founded 1897) and Sumitomo Pharmaceuticals

A major Japanese pharmaceutical company formed by the 2005 merger of two long-established firms, one tracing to the Sumitomo Group.